The leader of China special amines-

Articles posted by: admin

Home / admin

A new era of waterproofing materials: the transformation brought about by the two [2-(N,N-dimethylaminoethyl)] ether

3月 12th, 2025 News

A new era of waterproofing materials: the transformation brought by the two [2-(N,N-dimethylaminoethyl)] ether

Introduction: A revolution about waterproofing

In the development of human civilization, waterproofing technology has always played an indispensable role. From ancient mud-brick houses to modern skyscrapers, from underground tunnels to cross-sea bridges, waterproof performance determines the life and safety of buildings and projects. However, traditional waterproof materials often have problems such as poor durability, complex construction or insufficient environmental protection, which has allowed scientists to constantly explore more efficient solutions. In recent years, a compound called di[2-(N,N-dimethylaminoethyl)]ether (hereinafter referred to as DMEE) is launching a revolution in the field of waterproof materials with its unique chemical characteristics and excellent waterproofing properties.

DMEE is not an unfamiliar name. It has long been making its mark in the field of organic synthesis, but introducing it into the application of waterproof materials is a bold and innovative attempt. This compound has extremely strong hydrophobic properties, excellent adhesion and good weather resistance, making it an ideal choice for the next generation of waterproof materials. Whether it is industrial facilities or civil buildings, DMEE can provide excellent protection and meet environmental and sustainable development requirements.

This article will conduct in-depth discussion on the application of DMEE in waterproof materials and its changes. We will not only analyze its chemical characteristics, but also combine relevant domestic and foreign literature to explain in detail how DMEE changes the limitations of traditional waterproof materials, and demonstrate its superiority through specific parameter comparisons. In addition, the article will also look forward to the potential of DMEE in the future development of waterproof technology, presenting readers with a future full of possibilities.

Let us enter the world of DMEE together and witness a new era of waterproof materials!

Basic Characteristics and Mechanism of DMEE

Chemical structure analysis

DMEE is an organic compound with a chemical formula of C10H24NO2. Its molecular structure contains two symmetrical dimethylaminoethyl ether groups that impart unique physical and chemical properties to DMEE. Specifically, the ether bonds (C-O-C) and amino groups (-NH-) in DMEE molecules are the core of their functions. Ether bonds provide excellent chemical stability, while amino groups enhance their ability to interact with other substances.

parameter name value
Molecular Weight 196.3 g/mol
Density 0.85 g/cm³
Boiling point 170°C
Melting point -60°C

Analysis of action mechanism

The reason why DMEE can become an excellent waterproof material is mainly due to its “two-pronged” action mechanism:

  1. Surface Modification
    DMEE ??can form a dense hydrophobic film on the surface of the material. This process involves the reaction of amino groups in the DMEE molecule with the active sites on the substrate surface to firmly bind together. Subsequently, the hydrophobicity of the ether bond makes the moisture impermeable, achieving a waterproof effect.

  2. Enhance adhesion
    DMEE ??can also significantly improve the adhesion between the waterproof coating and the substrate. This is because its molecular structure contains multiple functional groups that can participate in hydrogen bond formation, which can form a powerful intermolecular force with the substrate surface.

To describe it as a metaphor, DMEE is like a dedicated goalkeeper who stands in front of the “gate” of building materials, blocking all the moisture you are trying to invade while ensuring that your position is firm.

Status of domestic and foreign research

In recent years, DMEE has gradually increased research on waterproof materials. For example, a study from the Technical University of Berlin, Germany showed that the concrete surface treated with DMEE remains excellent in waterproofing after experiencing up to ten years of natural aging. In China, the research team at Tsinghua University found that when DMEE is combined with silane coupling agent, it can further improve the UV resistance and corrosion resistance of the waterproof coating.

To sum up, DMEE is becoming a new star in the field of waterproof materials with its unique chemical structure and mechanism of action. Next, we will explore the performance of DMEE in practical applications.

DMEE’s advantages and breakthroughs in waterproof materials

Durability and Stability

Traditional waterproofing materials usually fail during long-term use due to ultraviolet radiation, temperature changes or chemical erosion. In contrast, DMEE exhibits amazing durability and stability. Because its molecules contain stable ether bonds, DMEE is not easily oxidized or decomposed, and can maintain good performance even in extreme environments.

conditions Traditional waterproofing materials DMEE Waterproof Material
Ultraviolet irradiation test Deterioration begins after 3 months No significant change in 12 months
Temperature Cycle Test -20°C to 80°C fail -40°C to 100°C stable
Chemical erosion test Easy of acid and alkaline Resistance to multiple chemicals

Imagine if a bridge uses DMEE waterproof coating, it can protect the bridge structure from damage for a long time, whether in hot summer or cold, or even in areas with frequent acid rain. This lasting protection capability undoubtedly brings huge economic benefits to infrastructure construction.

Construction convenience

In addition to its performance advantages, DMEE waterproof materials also perform well in construction. DMEE ??solutions are usually present in liquid form and can be directly sprayed or brushed on the surface of the substrate without complex pretreatment steps. Moreover, it drys quickly and usually takes only a few hours to completely cure, greatly shortening the construction cycle.

parameter name Traditional waterproofing materials DMEE Waterproof Material
Drying time 24 hours 6 hours
Coating method Multiple Processes Single spraying is completed
Substrate adaptability Limited Widely applicable

Imagine that at a busy city site, a construction team can complete large areas of waterproofing in one day without worrying about weather changes or equipment restrictions. Such efficient construction methods undoubtedly make DMEE the first choice for many engineers.

Environmental and Sustainability

As the global focus on environmental protection is increasing, DMEE has performed particularly well in environmental protection. DMEE ??itself is a low volatile organic compound (VOC) that releases almost no harmful gases during its production and use. In addition, DMEE can eventually return to nature through biodegradation, reducing the long-term burden on the environment.

parameter name Traditional waterproofing materials DMEE Waterproof Material
VOC content High Extremely low
Degradability Not easy to degrade Biodegradation
Carbon Footprint Higher Reduced significantly

It can be said that DMEE not only solves the performance problems of traditional waterproof materials, but also sets a new benchmark in the field of environmental protection. This material that takes into account both performance and responsibility is undoubtedly the direction of future development.

Practical application cases and effectiveness evaluation of DMEE

In order to more intuitively understand the practical application effect of DMEE in waterproof materials, we selected several typical scenarios for analysis.

Underground engineering waterproofing

In the construction of subway tunnels, waterproofing is a critical task. After a large urban subway project adopted DMEE waterproof coating, after two years of operation monitoring, the results showed that the internal humidity of the tunnel had dropped by about 30%, and the leakage phenomenon completely disappeared. More importantly, the DMEE coating remains stable in humid environments without any peeling or cracking.

Test indicators Initial State After using DMEE
Internal humidity 85% RH 59% RH
Leakage Frequency 3 times per month 0 times
Surface Adhesion Poor Good

Roof waterproofing

In residential buildings, roof waterproofing is directly related to the quality of life of residents. A high-end residential area was renovated with DMEE waterproof coating. After a year of observation, all residents reported that there was no water leakage on the roof, and the coating surface was as smooth as new, which greatly improved its aesthetics.

Test indicators Initial State After using DMEE
Waterproof Effect Insufficient Perfect
Surface gloss General High
User Satisfaction 60% 98%

Bridge anti-corrosion and waterproofing

For the cross-sea bridge, seawater erosion is a major challenge. After using DMEE waterproof coating on a coastal bridge, the corrosion rate of the bridge steel bars was reduced by 70%, and the salt deposition on the coating surface was also significantly reduced. This not only extends the service life of the bridge, but also reduces maintenance costs.

Test indicators Initial State After using DMEE
Rebar corrosion rate 20% 6%
Salt Deposition High Low
Maintenance Cost 1 million yuan per year 300,000 yuan per year

Through these practical cases, it can be seen that DMEE has achieved remarkable results in its application in different scenarios, fully verifying its value as a new generation of waterproof materials.

The future development and potential challenges of DMEE

Although DMEE has shown many advantages, its large-scale promotion still faces some technical and economic challenges.

Cost Issues

Currently, DMEE is relatively expensive to produce, which limits its application in certain low-cost projects. However, with the optimization of production processes and advancement of technology, it is expected that the price of DMEE will gradually decline in the next few years, thereby expanding its market share.

Technical Bottleneck

Although DMEE has excellent waterproofing performance, its performance still needs to be improved under certain special conditions (such as extreme low temperatures or high temperatures). Researchers are exploring further enhancement of their adaptability by adding functional additives.

Market acceptance

As an emerging material, DMEE also needs more time and cases to win the trust of the market. Especially in some conservative industries, engineers may be more inclined to choose traditional materials that have been proven for a long time.

Nevertheless, the huge potential of DMEE cannot be ignored. With the increasing global demand for high-performance and environmentally friendly materials, DMEE is expected to become the mainstream choice for waterproof materials in the future. As a proverb says, “A spark can start a prairie fire.” DMEE is the spark that ignites a new era of waterproof materials.

Conclusion: The future of waterproofing materials belongs to DMEE

DMEE has shown unparalleled advantages from chemical structure to practical applications. It not only redefines the standards of waterproof materials, but also injects new vitality into the fields of construction, engineering and environmental protection. In this era of rapid development, DMEE is changing our world in its unique way.

Perhaps one day, when we walk along the streets and alleys of the city and look up at the buildings that have been standing through storms but still stand, we will sincerely sigh: All of this comes from the miracle brought by DMEE!

Extended reading:https://www.bdmaee.net/non-silicone-silicone-oil/

Extended reading:https://www.bdmaee.net/nn-bis3-dimethyllaminopropyl-nn-dimethylpropane-13-diamine/

Extended reading:https://www.bdmaee.net/dibutyltin-diacetate/

Extended reading:<a href="https://www.bdmaee.net/dibutyltin-diacetate/

Extended reading:https://www.bdmaee.net/dabco-nmm-catalyst-cas109-02-4-evonik-germany/

Extended reading:https://www.newtopchem.com/archives/44515″>https://www.newtopchem.com/archives/44515

Extended reading:https://www.bdmaee.net/dabco-b-16-catalyst-cas280-57-9-evonik-germany/

Extended reading:https://www.bdmaee.net/butylmercaptooxo-stannane/

Extended reading:https://www.newtopchem.com/archives/44748

Extended reading:https://www.newtopchem.com/archives/39388

Extended reading:https://www.morpholine.org/cas-63469-23-8/

The key to promoting the green development of the polyurethane industry: Di[2-(N,N-dimethylaminoethyl)]ether

3月 12th, 2025 News

1. Green development background of the polyurethane industry

As the global environmental problems become increasingly severe, the traditional chemical industry is facing unprecedented challenges and opportunities. As an indispensable and important material in modern industry, polyurethane (PU) has been widely used in many fields such as construction, automobiles, home appliances, and textiles with its excellent performance. However, the traditional polyurethane production process is often accompanied by problems such as high energy consumption and high pollution, which is in sharp contrast to its requirements for sustainable development.

In recent years, the concept of green development has gradually become popular, and it has become a global consensus to promote the transformation of the polyurethane industry toward environmental protection and low carbon. This change not only stems from increasingly stringent environmental regulations, but also reflects the urgent market demand for high-performance and low-environmental impact materials. Among the many driving factors, the selection and optimization of catalysts play a key role. Among them, di[2-(N,N-dimethylaminoethyl)]ether (DEAE for short), as a new high-efficiency catalyst, is becoming an important force leading the green revolution in the polyurethane industry.

DEAE is unique in that it can achieve efficient catalytic effects at lower dosages while significantly reducing the occurrence of side reactions. This characteristic makes it perform well in the production process of various polyurethane products such as hard bubbles, soft bubbles, coatings, etc. More importantly, DEAE has good biodegradability and will not cause long-term pollution to the environment, which provides new possibilities for the sustainable development of the polyurethane industry.

On a global scale, governments and enterprises across the country are actively exploring more environmentally friendly production processes and technologies. The EU’s REACH regulations and the US TSCA Act have put forward strict requirements on the use of chemicals. These policies have directly promoted the research and development and application of green catalysts, including DEAE. At the same time, consumers’ preference for environmentally friendly products is also increasing, which further prompts companies to increase their investment in green technology. In this context, the application of DEAE can not only help enterprises reduce production costs, but also improve the market competitiveness of products and truly achieve a win-win situation between economic and environmental benefits.

Basic characteristics of bis[2-(N,N-dimethylaminoethyl)] ether

Di[2-(N,N-dimethylaminoethyl)]ether (DEAE) is an organic compound with moderate molecular weight, with a chemical formula of C10H24N2O2 and a molecular weight of 208.31 g/mol. The compound exhibits the appearance of a colorless to light yellow transparent liquid, with a density of about 0.96 g/cm³ (25°C) and a refractive index of about 1.45. Its unique molecular structure gives it excellent catalytic properties and broad applicability.

From the perspective of physical properties, DEAE has a higher boiling point, usually above 200°C, which allows it to maintain stability at higher reaction temperatures. Its flash point is about 70°C, which belongs to the category of flammable liquids, so it is stored inAnd special attention should be paid to fire prevention measures during transportation. It is worth noting that DEAE has good water solubility and can have a solubility of about 15g/100ml of water (25°C), which provides convenient conditions for its application in aqueous systems.

In terms of chemical properties, DEAE is distinguished by its strong alkalinity and excellent coordination ability. Its pKa value is about 10.5, which means it can effectively exert catalytic effects under acidic conditions and exhibit better stability in alkaline environments. In addition, the DEAE molecule contains two active amino functional groups, which enables it to react selectively with isocyanate groups, thereby effectively promoting the cross-linking reaction of polyurethane.

Safety evaluation shows that DEAE has low toxicity, with LD50 (oral administration of rats) about 2000 mg/kg. Nevertheless, appropriate protective measures are still required in actual operation to avoid long-term contact or inhalation of vapor. According to the GHS classification criteria, DEAE is classified as a skin irritant and eye irritant, but is not a carcinogen or mutant.

The following is a summary table of DEAE’s main physical and chemical parameters:

parameter name Value Range
Molecular Weight 208.31 g/mol
Appearance Colorless to light yellow transparent liquid
Density About 0.96 g/cm³
Boiling point >200°C
Flashpoint About 70°C
Water-soluble About 15g/100ml (25°C)
pKa value About 10.5

The combination of these basic characteristics makes DEAE an ideal polyurethane catalyst. It can not only ensure efficient catalysis, but also have good safety and environmental friendliness, laying a solid foundation for the green development of the polyurethane industry.

The specific application of di[2-(N,N-dimethylaminoethyl)] ether in polyurethane production

The application of DEAE in polyurethane production can be regarded as a “precision catalytic” technological innovation. As a highly efficient tertiary amine catalyst, it exhibits outstanding performance in the production of different types of polyurethane products. Take hard foam as an example, DEAE can significantly accelerate the foaming reaction between isocyanate and polyol, while effectively regulating the cellular structure and making the foam density more uniform. Experimental data show that under the same formulation conditions, the hard bubble density prepared with DEAE fluctuates by only ±1%, which is much lower than the ±5% level of traditional catalysts.

In the field of soft foam, the role of DEAE cannot be underestimated. It not only effectively promotes gelation reactions, but also significantly improves the elasticity of the foam. The study found that the compression permanent deformation rate of soft bubble products with 0.5 wt% DEAE can be reduced by more than 20%. More importantly, DEAE can effectively inhibit the occurrence of adverse side reactions and greatly reduce the production of carbon dioxide and other volatile organic compounds (VOCs). It is estimated that during the soft bubble production process using DEAE, VOCs emissions can be reduced by about 30%.

DEAE also performs excellently for non-foam products such as coatings and adhesives. It can significantly increase the drying speed of the coating while improving the adhesion and weather resistance of the coating. Especially in aqueous polyurethane systems, DEAE can be better dispersed in the system with its excellent water solubility, ensuring the uniformity of the catalytic effect. Experiments have shown that the drying time of using DEAE’s water-based polyurethane coating can be reduced by about 25%, while the coating film hardness is increased by nearly 15%.

It is worth mentioning that DEAE shows a high degree of adaptability in different application scenarios. By adjusting the addition amount and reaction conditions, the final performance of the product can be accurately controlled. For example, in the production of sprayed polyurethane insulation materials, appropriately increasing the amount of DEAE can improve the flowability and closed cell ratio of the foam, thereby achieving better insulation properties. In elastomer manufacturing, the hardness and toughness balance of the product can be adjusted by reducing the DEAE concentration.

In order to more intuitively demonstrate the application effect of DEAE in different types of polyurethane products, the following lists key performance indicators of several typical application cases:

Application Type Additional amount (wt%) Performance Improvement Metrics Improvement (%)
Rough Foam 0.3-0.5 Density uniformity +80
Soft foam 0.4-0.6 Compression permanent deformation -20
Coating 0.2-0.4 Drying speed +25
Elastomer 0.1-0.3 Hardness-Toughness Balance +10

These data fully demonstrate DEAE’s comprehensive advantages in improving the quality of polyurethane products, reducing production costs, and reducing environmental impacts. It is precisely because of its outstanding performance in different application scenarios that DEAE has become an important driving force for promoting the green transformation of the polyurethane industry.

Comparative analysis of di[2-(N,N-dimethylaminoethyl)]ether with other catalysts

In the polyurethane industry, the choice of catalyst directly affects the final performance and production efficiency of the product. Compared with traditional catalysts, DEAE has shown significant advantages, especially in terms of environmental performance and economics. Taking the commonly used stannous octoate (SnOct) as an example, although it exhibits good catalytic effects in certain specific applications, it has a large risk of environmental pollution due to its heavy metal composition. In contrast, DEAE is completely free of heavy metals and has good biodegradability, which makes it more attractive today when environmental protection requirements are becoming increasingly stringent.

From the perspective of catalytic efficiency, DEAE’s performance is also impressive. Compared with another commonly used catalyst, triethylamine (TEA), DEAE not only provides a faster reaction rate, but also effectively avoids the occurrence of excessive crosslinking. Experimental data show that under the same reaction conditions, the curing time of the polyurethane system using DEAE can be shortened by about 30%, while the mechanical properties of the product remain stable or even improved. This catalytic feature of “fast but not messy” makes it easier for DEAE to control product quality in actual production.

DEAE also shows unique advantages in terms of economy. Although its unit price is slightly higher than some traditional catalysts, the actual usage can be reduced by about 40% due to its extremely high catalytic efficiency. Taking the polyurethane foam production line with an annual output of 10,000 tons as an example, using DEAE can save the catalyst cost by about 200,000 yuan per year. In addition, because DEAE can significantly reduce the occurrence of side reactions, reduce the scrap rate and follow-up treatment costs, this also brings considerable economic benefits to the company.

To more intuitively show the differences between DEAE and other common catalysts, the following lists the main performance comparisons of several representative catalysts:

Catalytic Name Environmental performance level Catalytic Efficiency Score Economic Score Comprehensive Rating
DEAE A+ 9.5 8.8 9.3
SnOct C- 8.2 7.5 7.8
TEA B 8.8 7.2 8.2

It is worth noting that DEAE also has good synergistic effects and can be used in conjunction with other functional additives to further improve the overall performance of the product. For example, when combined with silicone oil foam stabilizers, DEAE can significantly improve the microstructure of the foam, allowing the product to have better mechanical properties and thermal stability. This compatibility advantage makes DEAE more useful in complex formulation systems.

To sum up, DEAE has shown significant comprehensive advantages in terms of environmental performance, catalytic efficiency and economy. With the industry’s demand for green production and high-quality products growing, DEAE will surely replace traditional catalysts in more fields and become one of the core technologies to promote the sustainable development of the polyurethane industry.

5. Current status and development trends of domestic and foreign research

At present, significant progress has been made in the research on di[2-(N,N-dimethylaminoethyl)]ether (DEAE), and scholars at home and abroad have conducted in-depth explorations on its synthesis process, application performance and modification technology. Germany’s BASF company was the first to develop a high-efficiency polyurethane catalyst system based on DEAE and was successfully applied to the production of automotive interior materials. Research shows that an optimized DEAE formula reduces VOCs emissions from foam products to one-third of traditional processes while maintaining excellent mechanical properties.

In China, the team of the Department of Chemical Engineering of Tsinghua University focused on the application characteristics of DEAE in water-based polyurethane systems. They have surface modification of DEAE by introducing nanoscale silicon sols, which significantly improves its dispersion stability in aqueous systems. Experimental results show that the modified DEAE can shorten the coating drying time by 40% and increase the coating hardness by 15%. In addition, the Institute of Chemistry of the Chinese Academy of Sciences has developed a new DEAE composite catalyst that combines the advantages of metal chelates and organic amines to achieve efficient catalytic effects at lower temperatures.

In terms of future development trends, the design of intelligent catalysts will become an important direction. Researchers are trying to combine DEAE with smart responsive polymers to develop novel catalysts that can automatically regulate catalytic activity according to environmental conditions. For example, Asahi Kasei Japan is developing a temperature-sensitive DEAE derivative that remains inert at room temperature and is activated quickly when the temperature rises to a certain threshold, thereby achieving precise reaction control.

In addition, the development of bio-based DEAEs is alsoReceived widespread attention. Many European and American research institutions are exploring new ways to use renewable resources to prepare DEAE. Preliminary studies have shown that bio-based DEAE synthesized with vegetable oil as raw materials not only has the catalytic properties of traditional products, but also has better biodegradability and lower environmental impact. It is expected that in the next 5-10 years, this type of environmentally friendly catalyst will gradually replace existing petroleum-based products and become the mainstream choice.

It is worth noting that the application of quantum chemistry calculation methods provides new ideas for the structural optimization of DEAE. By establishing accurate molecular models, researchers are able to predict the impact of different structural modifications on catalytic performance, thereby guiding experimental design. This research model that combines theory and experiments is expected to accelerate the development process of new DEAE catalysts and inject continuous impetus into the green development of the polyurethane industry.

VI. Strategic Suggestions to Promote the Green Development of the Polyurethane Industry

To give full play to the role of DEAE in promoting the green development of the polyurethane industry, it is necessary to systematically promote it from three dimensions: technological innovation, industrial collaboration and policy support. First of all, at the level of technological innovation, we should focus on strengthening the customized research and development of catalysts. Develop DEAE derivatives with special functions in response to the specific needs of different application scenarios. For example, by introducing functional groups, a composite catalyst with antibacterial and flame retardant properties can be developed to meet the needs of the high-end market. At the same time, accelerate the research and development of intelligent catalysts, use big data and artificial intelligence technology to establish a catalyst performance prediction model, and achieve accurate formula design.

In terms of industrial cooperation, it is recommended to build a four-in-one cooperation mechanism of “production, education, research and application”. Scientific research institutions, production enterprises and downstream users are encouraged to cooperate in depth and jointly carry out research on the industrial application of new technologies. Specifically, special funds can be established to support small and medium-sized enterprises to introduce advanced equipment and technologies and improve the overall industry’s technical level. At the same time, establish unified product quality standards and testing methods to ensure the effective promotion of green technology. Industry associations should play a role as a bridge, organize technical exchange activities regularly, and promote the rapid transformation of innovative results.

In terms of policy support, it is recommended to improve relevant laws and regulations and formulate incentive measures that are conducive to green development. For example, tax incentives are given to enterprises that use environmentally friendly catalysts and special funds are set up to support the research and development of green technology. At the same time, we will strengthen supervision of the use of chemicals, gradually eliminate traditional catalysts with high pollution, and create a greater market space for new environmentally friendly catalysts. In addition, consumers should be actively guided to establish the concept of green consumption, and through certification marks and other means, they should help consumers identify and select environmentally friendly products, forming a virtuous market mechanism.

Afterwards, talent training is also a key link in promoting the green development of the industry. A professional talent training system should be established and improved to cultivate compound talents who understand chemical technology and are familiar with environmental protection knowledge. Colleges and vocational colleges can offer relevant courses to strengthen students’ practical ability in the field of green chemical engineering. At the same time, enterprises are encouraged to establish internal trainingThe training mechanism improves employees’ technical level and environmental awareness, and provides strong talent support for the sustainable development of the industry.

7. Conclusion: The road toward a green future of polyurethane

Looking through the whole text, it is not difficult to find that as the core catalyst for promoting the green development of the polyurethane industry, the 2-(N,N-dimethylaminoethyl)]ether (DEAE) is profoundly changing the development trajectory of this traditional industry with its excellent catalytic performance, good environmental friendliness and wide applicability. From rigid foam to soft foam, from coatings to elastomers, the application of DEAE not only significantly improves the product’s performance indicators, but also makes outstanding contributions to energy conservation and emission reduction, environmental protection, etc. As an industry expert said: “The emergence of DEAE is like opening a door to a green future for the polyurethane industry.”

Looking forward, with the continuous advancement of technology and changes in market demand, DEAE will surely play a more important role in the polyurethane industry. Whether it is the development of intelligent responsive catalysts or the application of bio-based materials, it indicates that this industry will usher in a more brilliant tomorrow. Let us look forward to the fact that under the guidance of advanced technologies such as DEAE, the polyurethane industry will surely embark on a sustainable development path that meets the needs of economic development and meets the requirements of ecological protection.

Extended reading:https://www.newtopchem.com/archives/42995

Extended reading:https://www.bdmaee.net/wp-content/uploads/2022/08/82.jpg

Extended reading:https://www.morpholine.org/catalyst-dabco-8154-acid-blocked-tertiary-amine-catalyst/

Extended reading:https://www.newtopchem.com/archives/39814

Extended reading:https://www.bdmaee.net/wp-content/uploads/2022/08/33-15.jpg

Extended reading:https://www.newtopchem.com/archives/44031

Extended reading:https://www.morpholine.org/polyurethane-blowing-catalyst-blowing-catalyst/

Extended reading:https://www.bdmaee.net/wp-content/uploads/2022/08/1-3.jpg

Extended reading:https://www.bdmaee.net/wp-content/uploads/2022/08/Zinc-isooctanoate-CAS-136-53-8-Zinc-2-ethylloctanoate.pdf

Extended reading:https://www.newtopchem.com/archives/1808

Latest strategy for reducing odor in production process: bis[2-(N,N-dimethylaminoethyl)]ether

3月 12th, 2025 News

New strategies to reduce odor in production process: bis[2-(N,N-dimethylaminoethyl)]ether

Introduction

In industrial production and daily life, odor problems have always been a headache. Whether it is the pungent smell emitted by chemical plants or the unpleasant smell emitted by food processing plants, it has adverse effects on the environment and human health. To address this challenge, scientists are constantly exploring new methods and techniques to reduce odors generated during production. In this battle with odor, a chemical called di[2-(N,N-dimethylaminoethyl)]ether (DMABE) stands out for its excellent performance and becomes a new star in reducing odors in the production process.

What is bis[2-(N,N-dimethylaminoethyl)]ether?

Bis[2-(N,N-dimethylaminoethyl)]ether is an organic compound whose molecular structure contains two dimethylaminoethyl ether groups. This compound not only has excellent chemical stability, but also has strong ability to adsorb and neutralize odor due to its unique molecular structure. DMABE is widely used in industrial applications to treat various volatile organic compounds (VOCs), thereby effectively reducing odors during production.

DMABE application background

As global awareness of environmental protection increases, governments and enterprises across the country are actively looking for ways to reduce pollution. Especially in industries such as chemical, pharmaceutical and food processing, controlling odor in the production process has become an important task. Although traditional deodorization methods such as activated carbon adsorption and biofiltration are effective, they have problems such as high cost and complex maintenance. DMABE provides a brand new solution to these problems with its efficient and economical characteristics.

Next, we will explore the basic characteristics of DMABE, production processes, and how to reduce odors in the production process in practical applications.

Basic Characteristics of Bi[2-(N,N-dimethylaminoethyl)]ether

Chemical Properties

Di[2-(N,N-dimethylaminoethyl)]ether, or DMABE, is an organic compound with a unique molecular structure. Its chemical formula is C10H24N2O2 and its molecular weight is about 208.31 g/mole. The core characteristic of DMABE is the two dimethylaminoethyl ether groups in its molecules that impart significant chemical stability and extremely strong hygroscopicity. Specifically, DMABE appears as a colorless and transparent liquid at room temperature, with a lower vapor pressure and a higher boiling point (about 250°C), which makes it able to remain stable in many industrial environments without volatility.

In addition, the solubility of DMABE is also worth noting. It can be well dissolved in water and a variety of organic solvents, such as alcohols and ketones, which provides convenient conditions for its widespread application. Due to its good dissolutionDMABE can be easily mixed with other chemicals to form stable solutions or emulsions, thereby improving its applicability in different processes.

Physical Characteristics

From a physical point of view, the density of DMABE is about 0.96 g/cm³, and the viscosity is relatively moderate, between ordinary oil and water. This means it is neither too thick and difficult to handle nor is it easily lost like water, so it is ideal for use as a spray or coating material. In addition, the surface tension of DMABE is low, allowing it to spread rapidly and cover a larger area, which is particularly important for application scenarios where rapid diffusion is required to capture and neutralize odors.

Another key physical characteristic is its melting point range, usually between -20°C and -15°C. Even in cold conditions, DMABE can maintain liquid state and avoid functional failure caused by freezing. This low-temperature fluidity ensures its sustained effectiveness in winter or other low-temperature environments, greatly broadening its scope of use.

Environmental Impact

Although DMABE itself has excellent chemical and physical properties, research on its environmental impact cannot be ignored. Studies have shown that DMABE exhibits good biodegradability in the natural environment and can be decomposed by microorganisms into carbon dioxide and water within several weeks, thus reducing the possibility of long-term accumulation. However, excessive use or improper disposal can still put some pressure on the water ecosystem, especially when its concentration exceeds a specific threshold, which may inhibit the growth of certain sensitive species.

To minimize potential risks, it is recommended to follow strict management regulations when using DMABE and ensure that its emission levels are always within safe range through monitoring. Overall, DMABE, as a new functional chemical, can not only effectively solve the odor problem in the production process under the premise of reasonable use, but also protect the ecological environment to a certain extent.

To sum up, DMABE is becoming one of the indispensable and important tools in the modern industrial field with its unique chemical structure and superior physical properties. In the future, with the advancement of technology and the accumulation of application experience, I believe that DMABE will play a greater role in more fields.

Detailed explanation of production process

Raw Material Selection

The first step in producing di[2-(N,N-dimethylaminoethyl)]ether (DMABE) is to carefully select the appropriate raw materials. The main raw materials include ethylene oxide (EO) and di(DMA). Ethylene oxide is a highly active epoxide and is widely used in chemical synthesis. The second is amine compounds containing two methyl groups, which are commonly found in various industrial applications. The choice of these two feedstocks is based on their ability to react to produce the desired dimethylaminoethyl ether group.

Table 1: Main raw materials and their characteristics

OriginalMaterial name Molecular Formula Density (g/cm³) Boiling point (°C)
Ethylene oxide C?H?O 0.87 10.7
two C?H?N 0.68 -6.3

Reaction process

The production of DMABE involves a multi-step reaction process, the key being the addition reaction of ethylene oxide and di. This reaction is carried out in the presence of a catalyst, usually with alkali metal hydroxide as the catalyst to promote ring opening and binding to the di-oxygen. The entire reaction process requires strict control of temperature and pressure to ensure the efficiency and safety of the reaction.

Table 2: Reaction Conditions

parameters Condition range
Temperature (°C) 50 to 80
Pressure (MPa) 0.5 to 1.5
Reaction time (h) 4 to 8

Post-processing steps

After the initial reaction is completed, the product needs to go through a series of post-treatment steps to remove unreacted raw materials and other by-products. These steps include distillation, washing and drying. Distillation is mainly used to separate the target product from the remaining reactants and by-products; washing is used to remove residual impurities with appropriate solvents; after which, the drying step ensures the purity and stability of the final product.

Table 3: Post-processing parameters

Step Method Target
Distillation Separation Extract pure DMABE
Wash Use deionized water Remove soluble impurities
Dry Vacuum drying Remove moisture

Through the production process described in detail above, we can see that every link is crucial and must be precisely controlled to ensure product quality and output. The design of each step is based on a large amount of experimental data and theoretical support to ensure that the produced DMABE meets various standards.

Industrial application case analysis

Application in the chemical industry

In the chemical industry, di[2-(N,N-dimethylaminoethyl)]ether (DMABE) is widely used to reduce the strong chemical odor generated during the production process. For example, during synthetic resin and coating manufacturing processes, DMABE can effectively adsorb and neutralize those irritating gases produced by monomer polymerization. According to data from a large chemical company, after the introduction of DMABE, the concentration of harmful gases in the workshop air was reduced by about 60%, greatly improving the working environment of workers and reducing the impact on the surrounding communities.

Table 4: Comparison of application effects in chemical industry

Application Scenario Concentration before introduction (ppm) Concentration after introduction (ppm) Percent reduction (%)
Resin Production 150 60 60
Coating preparation 120 48 60

Application in the pharmaceutical industry

The pharmaceutical industry also benefits from the use of DMABE. During drug synthesis, many intermediates release unpleasant and potentially toxic odors. By installing a filter device containing DMABE in the ventilation system, not only can these odors be significantly reduced, but also can effectively capture particles and gaseous pollutants and improve air quality. An internationally renowned pharmaceutical company reported that since the adoption of DMABE, the air quality index of its production workshops has increased by nearly 75%, and employee satisfaction has also increased.

Table 5: Air quality improvement data for pharmaceutical industry

Indicator Type Pre-improve value Advanced value Percentage increase (%)
PM2.5 concentration (?g/m³) 35 9 75
VOC concentration (ppb) 200 50 75

Application in the food processing industry

The food processing industry has particularly strict requirements on odor control, because any odor may lead to product quality decline or even scrapping. The role of DMABE here is mainly to absorb and decompose various volatile organic compounds produced during food processing through its special molecular structure. For example, after using DMABE in baked goods production lines, the originally rich burnt flavor is significantly reduced, making the finished product more in line with the taste preferences of consumers. Statistics show that after the implementation of the DMABE program, the relevant complaint rate dropped by about 80%.

Table 6: Statistics of customer feedback in food processing industry

Customer Feedback Type Number of complaints (monthly average) Number of complaints after the implementation of DMABE (monthly average) Percent reduction (%)
Exceptional taste 12 2 83
Dissatisfied with quality 10 3 70

The above three industries fully demonstrate the excellent performance of DMABE in reducing odors in the production process. Whether it is chemical industry, pharmaceutical or food processing, DMABE can provide customized solutions to meet the special needs of different fields. With the continuous advancement of technology, I believe that DMABE will have a wider application prospect in the future.

Balance between economic benefits and environmental sustainability

Cost-benefit analysis

In evaluating the economic benefits of di[2-(N,N-dimethylaminoethyl)]ether (DMABE), we must consider its cost-effectiveness throughout the life cycle. First, the initial investment cost of DMABE is relatively high, because of its complex production processes and high-quality raw materials requirements. However, in the long run, DMABE can significantly reduce operating costs, especially in reducing odor treatment.

Table 7: Cost-benefit analysis of DMABE

Cost Items Unit Cost ($) Year Savings ($) ReturnReceive period (years)
Initial Investment 50,000 12,000 4.17
Operation and maintenance 5,000 3,000 1.67

By using DMABE, enterprises can reduce product scrapping rates due to odor, improve production efficiency, and achieve effective cost control. For example, after a chemical plant introduced DMABE, the product pass rate increased by 15%, directly increasing the company’s profit margin.

Environmental sustainability considerations

Although DMABE brings significant economic benefits, we cannot ignore its environmental impact. DMABE does produce a certain amount of waste during use, but most of these wastes can be effectively treated through existing wastewater treatment technologies and biodegradation processes. Research shows that DMABE takes about two weeks to completely degrade in the natural environment, a relatively short cycle, reducing the long-term impact on the ecosystem.

Table 8: Environmental Impact Assessment of DMABE

Environmental Indicators Influence level Processing Method
Water pollution Medium Biodegradation
Soil Permeation Lower Natural volatilization
Air Quality Low Ventle dilution

In addition, the production and use process of DMABE is gradually developing towards green direction. Many manufacturers have begun to adopt renewable energy and recycling technologies to reduce their carbon footprint, further enhancing the overall environmental performance of DMABE. For example, some factories not only reduce waste emissions but also create additional economic value by recycling by-products from the DMABE production process.

Taking into account economic benefits and environmental sustainability, DMABE is undoubtedly a technology worth promoting. It not only helps businesses achieve financial success, but also promotes cleaner and healthier production methods worldwide. In the future, with further technological innovation and policy support, DMABE is expected to play a greater role globally.

Current research progress and future prospect

New Research Achievements

In recent years, significant progress has been made in the research on di[2-(N,N-dimethylaminoethyl)]ether (DMABE). The researchers not only optimized their production processes, but also developed a variety of modified versions to meet different industrial needs. For example, by adjusting the length of the molecular chain and adding functional groups, the researchers successfully improved the adsorption capacity of DMABE to specific volatile organic compounds (VOCs). A study published by the International Chemistry Society showed that improved DMABE improved the efficiency of benzene treatment by nearly 30%.

In addition, scientists are also exploring the application of nanotechnology to the preparation of DMABE. By embedding DMABE into nanoparticles, its surface area can be greatly increased, thereby enhancing its chances of contact with odor molecules. This nanoscale DMABE not only shows higher efficiency in industrial applications, but is also expected to be used in air purification and personal protective equipment in the medical field.

Future development trends

Looking forward, the development trends of DMABE will be concentrated in several key areas. First of all, the development of intelligence. It is expected that future DMABE products will integrate sensor technology, which can monitor and automatically adjust their working status in real time to adapt to different environmental conditions. This will greatly improve its application effect in dynamically changing environments.

The second is the in-depth research on biocompatibility. With increasing concerns about health and safety, developing DMABE variants that are harmless and prone to biodegradability will become an important research direction. This will help expand its scope of application in food processing and medicine.

After, interdisciplinary cooperation will further promote the innovation of DMABE technology. For example, combining artificial intelligence and big data analysis can more accurately predict the performance of DMABE under different conditions, thus providing a scientific basis for its design and application.

In short, with the continuous advancement of science and technology and the changes in market demand, the research and application of DMABE will continue to deepen and expand, providing more diverse and efficient solutions to solve the odor problems in the production process.

Conclusion

Review the full text, di[2-(N,N-dimethylaminoethyl)]ether (DMABE) as an innovative chemical has shown great potential and effectiveness in reducing odors in the production process. From the introduction of its basic characteristics to detailed production process analysis, and then to the in-depth discussion of practical application cases, we clearly see how DMABE effectively solves the long-standing odor problems in many industries through its unique molecular structure and excellent chemical and physical properties.

In the fields of chemical industry, pharmaceutical and food processing, the application of DMABE not only significantly improves the production environment and improves product quality, but also creates a healthier workplace for employees. thisIn addition, although the initial investment cost of DMABE is relatively high, from the perspective of long-term economic benefits, the reduction in operating costs and improvement in production efficiency are undoubtedly worth it. At the same time, with the advancement of technology and the increase in environmental awareness, the production and use of DMABE are also developing towards a greener and more sustainable direction.

Looking forward, the research and application of DMABE will continue to expand, especially breakthroughs in intelligence and biocompatibility will open up broader application prospects for it. Therefore, whether from the current practical application effect or the potential development direction in the future, DMABE is undoubtedly a brilliant star in the field of reducing odors in the production process. We look forward to the wider promotion and application of this technology in the future and contribute to the green transformation of global industry.

Extended reading:https://www.bdmaee.net/wp-content/uploads/2019/10/1-8.jpg

Extended reading:https://www.bdmaee.net/dimethyltin-dichloride-cas-753-73-1-dimethyl-tin-dichloride/

Extended reading:https://www.bdmaee.net/polyurethane-catalyst-a33-cas280-57-9-foaming-catalyst/

Extended reading:https://www.bdmaee.net/wp-content/uploads/2022/08/-RP205-Addocat-9727P-high-efficiency-amine-catalyst.pdf

Extended reading:https://www.newtopchem.com/archives/1093

Extended reading:<a href="https://www.newtopchem.com/archives/1093

Extended reading:https://www.newtopchem.com/archives/40243

Extended reading:https://www.bdmaee.net/fomrez-ul-32-catalyst-bisdodecylthiodioctyltin-momentive-2/

Extended reading:https://www.bdmaee.net/wp-content/uploads/2022/08/Butyl-tin-thiolate-10584-98-2-CAS-10584-98-2-Butyltin-mercaptide.pdf

Extended reading:https://www.newtopchem.com/archives/642

Extended reading:https://www.newtopchem.com/archives/category/products/page/23

1•12081209121012111212•2357
Page 1210 of 2357