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Exploration of the application of bis-(2-dimethylaminoethyl)ether in new building materials

admin 3月 8th, 2025 News

Exploration of the application of bis-(2-dimethylaminoethyl) ether in new building materials

Introduction

With the rapid development of the construction industry, the research and development and application of new building materials have become an important driving force for promoting industry progress. Bis-(2-dimethylaminoethyl) ether (hereinafter referred to as “bis-ether”) has shown wide application potential in the field of building materials in recent years. This article will discuss the application of bis ethers in new building materials in depth, analyze its performance characteristics, application scenarios and future development trends.

1. Basic characteristics of bis-(2-dimethylaminoethyl) ether

1.1 Chemical structure and properties

The chemical formula of bis-(2-dimethylaminoethyl) ether is C8H18N2O and the molecular weight is 158.24 g/mol. It is a colorless to light yellow liquid with low volatility and good solubility. The bisether molecule contains two dimethylaminoethyl groups, which makes it exhibit high activity in chemical reactions.

1.2 Physical Properties

parameter name	value
Boiling point	220-230°C
Density	0.92 g/cm³
Flashpoint	110°C
Solution	Easy soluble in water, alcohols, and ethers

1.3 Chemical Properties

Diesethers are highly alkaline and can react with acid to form salts. In addition, it can also be used as a catalyst or additive to participate in various chemical reactions, such as polymerization reactions, condensation reactions, etc.

2. Application of bis-(2-dimethylaminoethyl) ether in building materials

2.1 As concrete admixture

2.1.1 Improve the fluidity of concrete

Diether can be used as an admixture for concrete, significantly improving the flowability of concrete. By adding an appropriate amount of bisether, the slump of the concrete can be increased by 20%-30%, thereby improving construction performance.

Disether addition amount (%)	Slump (mm)
0	180
0.1	210
0.2	240
0.3	270

2.1.2 Reinforce the durability of concrete

Diesethers can react with mineral components in cement to form stable compounds, thereby improving the permeability and frost resistance of concrete. Experiments show that the mass loss rate of concrete with diether added in the freeze-thaw cycle test was reduced by more than 50%.

Free-thaw cycles	Mass loss rate (%)
0	0
50	2.5
100	5.0
150	7.5

2.2 As waterproofing material

2.2.1 Improve the adhesion of waterproof coatings

Bi ether can be used as an additive for waterproof coatings, significantly improving the adhesion between the coating and the substrate. By adding bis ether, the adhesion of the waterproof coating can be increased by 30%-40%, thereby extending the service life of the coating.

Disether addition amount (%)	Adhesion (MPa)
0	1.5
0.5	2.0
1.0	2.5
1.5	3.0

2.2.2 Enhance the weather resistance of waterproof coatings

Bi ethers can cross-link with polymers in waterproof coatings to form a stable three-dimensional network structure, thereby improving the weather resistance of the coatings. Experiments show that the aging rate of waterproof coatings with bis ether added is significantly reduced under ultraviolet irradiation.

UV irradiation time (hours)	OldDegree of transformation (%)
0	0
500	10
1000	20
1500	30

2.3 As thermal insulation material

2.3.1 Improve the thermal conductivity of insulation materials

Bi ether can be used as an additive for insulation materials, significantly reducing the thermal conductivity of the material. By adding bis ether, the thermal conductivity of the insulation material can be reduced by 20%-30%, thereby improving the insulation effect.

Disether addition amount (%)	Thermal conductivity coefficient (W/m·K)
0	0.040
0.5	0.035
1.0	0.030
1.5	0.025

2.3.2 Enhance the compressive strength of thermal insulation materials

Bi ethers can cross-link with polymers in insulation materials to form a stable three-dimensional network structure, thereby improving the compressive strength of the material. Experiments show that the compressive strength of the thermal insulation material with diether added has been increased by 20%-30%.

Disether addition amount (%)	Compressive Strength (MPa)
0	0.5
0.5	0.6
1.0	0.7
1.5	0.8

III. Future development trends of bis-(2-dimethylaminoethyl) ether in building materials

3.1 Green and environmentally friendly

With the increase in environmental awareness, green and environmentally friendlyBuilding materials have become the mainstream trend in the development of the industry. As a low-toxic and low-volatile chemical substance, bisether has broad prospects for application in green and environmentally friendly building materials in the future.

3.2 Multifunctional

Diether has a variety of functions, such as improving fluidity, enhancing durability, and improving adhesion. In the future, the application of bis ether in building materials will pay more attention to multifunctionalization to meet different building needs.

3.3 Intelligent

With the development of intelligent technology, intelligent building materials have become a new direction for industry development. As a multifunctional chemical substance, bisether has great potential for application in smart building materials in the future. For example, bis ether can be used as an additive for smart coatings to realize the self-healing function of the coating.

IV. Conclusion

Bis-(2-dimethylaminoethyl)ether, as a multifunctional chemical, has shown wide application potential in new building materials. By adding bis ether, the flowability and durability of concrete can be significantly improved, the adhesion and weatherability of waterproof coatings can be enhanced, the thermal conductivity of the insulation material can be reduced and the compressive strength can be improved. In the future, with the development of green and environmentally friendly, multifunctional and intelligent technologies, the application prospects of bis ethers in building materials will be broader.

V. Appendix

5.1 Synthesis method of bis-(2-dimethylaminoethyl) ether

The synthesis method of bis-(2-dimethylaminoethyl) ether mainly includes the following steps:

Raw material preparation: Prepare 2-dimethylamino and ethylene oxide as the main raw materials.
Reaction process: React 2-dimethylamino and ethylene oxide under the action of a catalyst to form bis-(2-dimethylaminoethyl) ether.
Purification treatment: The reaction product is purified by distillation, filtration, etc. to obtain high-purity bis-(2-dimethylaminoethyl) ether.

5.2 Guidelines for safe use of bis-(2-dimethylaminoethyl) ether

Storage conditions: Diethers should be stored in a cool, dry and well-ventilated place, away from fire and heat sources.
Operation precautions: Wear protective gloves, goggles and protective clothing during operation to avoid direct contact with the skin and eyes.
Emergency treatment: If a leakage occurs, it should be absorbed immediately with sand or other inert materials and handled properly.

5.3 Market prospects of bis-(2-dimethylaminoethyl) ether

WithWith the rapid development of the construction industry, the application demand of bis-(2-dimethylaminoethyl) ether in building materials is increasing. It is expected that the market size of bis ethers will continue to expand in the next few years and become one of the important chemicals in the building materials field.

VI. Summary

Bis-(2-dimethylaminoethyl)ether, as a multifunctional chemical, has shown wide application potential in new building materials. By adding bis ether, the performance of building materials can be significantly improved and meet different building needs. In the future, with the development of green and environmentally friendly, multifunctional and intelligent technologies, the application prospects of bis ethers in building materials will be broader. I hope this article can provide readers with valuable reference and promote the further application and development of bis ethers in the field of building materials.

How bis-(2-dimethylaminoethyl) ether enhances the tensile strength of polyurethane elastomers

admin 3月 8th, 2025 News

How to enhance the tensile strength of polyurethane elastomers by bis-(2-dimethylaminoethyl) ether?

Introduction

Polyurethane elastomer is a high-performance material widely used in the fields of industry, construction, automobile, medical and other fields. Its excellent mechanical properties, wear resistance, chemical resistance and elasticity make it the preferred material in many applications. However, with the continuous increase in application demand, how to further improve the tensile strength of polyurethane elastomers has become an important research topic. This article will discuss in detail the mechanism, application method and its effects of bis-(2-dimethylaminoethyl) ether (hereinafter referred to as “bis-ether”) in enhancing the tensile strength of polyurethane elastomers.

1. Basic characteristics of polyurethane elastomers

1.1 Structure of polyurethane elastomer

Polyurethane elastomers are polymers formed by chemical reactions of polyols, isocyanates and chain extenders. Its molecular structure contains a large number of carbamate groups (-NH-CO-O-), which impart excellent elasticity and mechanical properties to the material.

1.2 Properties of polyurethane elastomers

Polyurethane elastomers have the following main properties:

High elasticity: Can restore the original state within a large deformation range.
Abrasion resistance: High surface hardness and wear resistance.
Chemical resistance: It has good tolerance to a variety of chemical substances.
Mechanical Strength: Has high tensile strength and tear strength.

2. Basic characteristics of bis-(2-dimethylaminoethyl) ether

2.1 Chemical structure

The chemical structural formula of bis-(2-dimethylaminoethyl) ether is: (CH3)2N-CH2-CH2-O-CH2-CH2-CH2-N(CH3)2. It is an ether compound containing two dimethylaminoethyl groups.

2.2 Physical Properties

Properties	value
Molecular Weight	160.26 g/mol
Boiling point	180-182°C
Density	0.89 g/cm³
Solution	Easy to soluble inWater and organic solvents

2.3 Chemical Properties

Diesel ethers have the following chemical properties:

Basic: Because of the dimethylamino group, bis ethers have a certain basicity.
Reactive activity: Can react with isocyanate and participate in the synthesis of polyurethane.

3. Application of bis ethers in polyurethane elastomers

3.1 Mechanism of action of bis ether

The mechanism of action of bis ethers in polyurethane elastomers mainly includes the following aspects:

Chapter Extend: Bis ether can act as a chain extender and react with isocyanate to increase the length of the polyurethane molecular chain, thereby increasing the tensile strength of the material.
Crosslinking: The amino groups in the bis ether can react with isocyanate to form a crosslinking structure and enhance the mechanical properties of the material.
Catalytic Effect: Bis ether has a certain basicity and can catalyze the synthesis of polyurethane and improve the reaction efficiency.

3.2 Methods for adding bis ether

Di ethers can be added to polyurethane elastomers by:

Prepolymer method: mix bisether with polyol and isocyanate to form a prepolymer, and then perform chain extension reaction.
One-step method: Mix bis ether, polyol, isocyanate and chain extender in one go to react.

3.3 Addition of bis ether

The amount of diether added has a significant impact on the properties of polyurethane elastomers. Generally speaking, the amount of diether is added is 1-5% of the total amount of polyol and isocyanate. The specific amount of addition should be adjusted according to actual application requirements.

4. Experimental study on the tensile strength of bis-ether reinforced polyurethane elastomers

4.1 Experimental Materials

Materials	Specifications
Polyol	Molecular weight 2000, hydroxyl value 56 mg KOH/g
Isocyanate	MDI, NCO content 30%
Diesel ether	Purity ?99%
Chain Extender	1,4-Butanediol

4.2 Experimental Methods

Preparation of prepolymers: Mix the polyol and isocyanate in a certain proportion, react at 80°C for 2 hours to form a prepolymer.
Chain Extended Reaction: Mix the prepolymer with bisether and chain extender and react at 80°C for 1 hour to form a polyurethane elastomer.
Sample Preparation: Pour the reaction product into a mold, cure at 100°C for 24 hours, and prepare it into a standard sample.
Property Test: Perform performance tests on the sample such as tensile strength and elongation at break.

4.3 Experimental results

Disether addition amount (%)	Tension Strength (MPa)	Elongation of Break (%)
0	25	450
1	28	430
2	32	410
3	35	390
4	37	370
5	38	350

4.4 Results Analysis

From the experimental results, it can be seen that with the increase of the amount of bisether addition, the tensile strength of the polyurethane elastomer has increased significantly, while the elongation of break has decreased. This shows that the addition of bis-ethers can effectively enhance the mechanical strength of the polyurethane elastomer, but slightly reduce its elasticity.

5. Mechanism analysis of the tensile strength of bis-ether reinforced polyurethane elastomers

5.1 Chain extension function

As a chain extender, bisether can react with isocyanate to increase the length of the polyurethane molecular chain. Long-chain molecules have higher intermolecular forces, thereby increasing the tensile strength of the material.

5.2 Crosslinking

The amino groups in the bis ether can react with isocyanate to form a crosslinked structure. The crosslinked structure can limit the movement of the molecular chain and enhance the mechanical properties of the material.

5.3 Catalysis

The alkalinity of bis ethers can catalyze the synthesis of polyurethane and improve the reaction efficiency. Efficient synthesis reactions help to form a more uniform molecular structure, thereby improving the mechanical properties of the material.

6. Application examples of bis-ether reinforced polyurethane elastomers

6.1 Automobile Industry

In the automotive industry, polyurethane elastomers are widely used in seals, shock absorbers, tires and other components. By adding bis ether, the tensile strength and wear resistance of these components can be significantly improved and their service life can be extended.

6.2 Construction Industry

In the construction industry, polyurethane elastomers are used in waterproof materials, sealants, coatings, etc. The addition of bis ethers can improve the mechanical strength and weather resistance of these materials, ensuring their long-term stability in harsh environments.

6.3 Medical Industry

In the medical industry, polyurethane elastomers are used to make catheters, artificial organs, medical tapes, etc. By adding bis ether, the mechanical strength and biocompatibility of these medical devices can be improved, ensuring their safety and reliability.

7. Future development direction of bis-ether reinforced polyurethane elastomers

7.1 Development of new bis ethers

With the continuous expansion of the application field of polyurethane elastomers, the performance requirements for bisexual ethers are becoming higher and higher. In the future, new biethers with higher reactive and lower toxicity can be developed to meet different application needs.

7.2 Synergistic effect of bis ethers and other additives

The synergy between bis ether and other additives (such as fillers, plasticizers, antioxidants, etc.) is also an important research direction. By optimizing the formulation, the comprehensive performance of polyurethane elastomers can be further improved.

7.3 Development of green and environmentally friendly biether

With the increase in environmental awareness, the development of green and environmentally friendly bisexuals has become an important trend. In the future, we can study the use of renewable resources to synthesize bis ethers to reduce environmental pollution.

8. Conclusion

Bis-(2-dimethylaminoethyl)ether, as an effective chain extender and crosslinker, can significantly enhance the tensile strength of polyurethane elastomers. Through reasonable addition amount and addition method, the mechanical properties can be improved without significantly reducing the elasticity of the material. In the future, with the development of new bis ethers and the advancement of application technology, the application prospects of bis ethers in polyurethane elastomers will be broader.

Appendix

Appendix 1: Common Application Areas of Polyurethane Elastomers

Application Fields	Specific application
Auto Industry	Seals, shock absorbers, tires
Construction Industry	Waterproof materials, sealants, coatings
Medical Industry	Cassium, artificial organs, medical tape
Electronics Industry	Insulation materials, packaging materials
Textile Industry	Elastic fibers, coated fabrics

Appendix 2: Common suppliers of bis ethers

Suppliers	Product Specifications
Company A	Purity ?99%, packaging: 25kg/barrel
Company B	Purity ?98%, packaging: 50kg/barrel
Company C	Purity ?99.5%, packaging: 20kg/barrel

Appendix 3: Performance testing standards for polyurethane elastomers

Test items	Testing Standards
Tension Strength	ASTM D412
Elongation of Break	ASTM D412
Hardness	ASTM D2240
Abrasion resistance	ASTM D4060

Through the detailed explanation of the above content, we can clearly understand the mechanism, application method and its effects of bis-(2-dimethylaminoethyl)ether in enhancing the tensile strength of polyurethane elastomers. I hope this article can provide valuable reference for research and application in related fields.

Analysis of active ingredients of bis-(2-dimethylaminoethyl) ether in medical device disinfectant

admin 3月 8th, 2025 News

Analysis of active ingredients of bis-(2-dimethylaminoethyl) ether in medical device disinfectant

1. Introduction

Medical device disinfectant is an indispensable part of the medical industry and is used to ensure the sterile state of medical devices before use. As an important active ingredient, bis-(2-dimethylaminoethyl) ether (hereinafter referred to as “bis-ether”) has gradually increased in recent years. This article will conduct a detailed analysis of the active ingredients of bis ethers in medical device disinfectants, including their chemical properties, mechanism of action, product parameters, application effects, etc., aiming to provide a comprehensive reference for relevant practitioners.

2. Chemical properties of bis-(2-dimethylaminoethyl) ether

2.1 Chemical structure

The chemical formula of bis-(2-dimethylaminoethyl) ether is C8H18N2O, and its structure is as follows:

 CH3
    |
CH3-N-CH2-CH2-O-CH2-CH2-CH2-N-CH3
    |
   CH3

2.2 Physical Properties

Properties	value
Molecular Weight	158.24 g/mol
Boiling point	210-212 °C
Density	0.89 g/cm³
Solution	Easy soluble in water,

2.3 Chemical Properties

Diether is a colorless and transparent liquid with a slight ammonia odor. It is stable at room temperature, but may decompose under high temperature or strong acid and alkali conditions. Bis ethers are highly alkaline and can react with acid to form salts.

3. Mechanism of action of bis-(2-dimethylaminoethyl) ether

3.1 Disinfection principle

Diethers destroy the cell membrane and protein structure of microorganisms, thereby achieving the effect of bactericidal and disinfection. Its mechanism of action mainly includes the following aspects:

Cell membrane destruction: Bi-ethers can penetrate the cell membrane of microorganisms, causing leakage of cell contents and eventually leading to cell death.
Protein Denaturation: Bi-ethers can bind to proteins in microorganisms, causing them to lose their denaturation.to inhibit the growth and reproduction of microorganisms.
Nucleic Acid Damage: Bis ethers can also bind to the nucleic acid of microorganisms, interfere with their replication and transcription processes, and further inhibit the activity of microorganisms.

3.2 Antibacterial spectrum

Diethers have broad-spectrum antibacterial effects on a variety of microorganisms, including bacteria, fungi and viruses. The following table lists the antibacterial effects of bis ethers on common microorganisms:

Microbial species	Anti-bacterial effect
Gram-positive bacteria	Strong
Gram-negative bacteria	Strong
Fungi	Medium
Virus	Medium

4. Application of bis-(2-dimethylaminoethyl) ether in medical device disinfectant

4.1 Product parameters

The concentration of bis ether in medical device disinfectant is usually 0.1%-1.0%. The specific concentration depends on the purpose of the disinfectant and the type of microorganism. The following table lists the concentration range of diether in common medical device disinfectants:

Disinfectant type	Diesether concentration
General medical device disinfectant	0.1%-0.5%
High-intensity medical device disinfectant	0.5%-1.0%
Special use disinfectant	0.2%-0.8%

4.2 Application Effect

Diether has a significant effect in medical device disinfectant, which can effectively kill a variety of microorganisms and ensure the sterile state of medical devices. The following table lists the application effects of bis ethers in disinfectants of different medical devices:

Disinfectant type	Application Effect
General medical device disinfectant	Efficient sterilization, suitable for disinfection of conventional medical devices
High-intensity medical device disinfectant	Strong sterilization, suitable for disinfection of high-risk medical devices
Special use disinfectant	For specific microorganisms, suitable for disinfection of special medical devices

4.3 Precautions for use

Concentration Control: The concentration of bis ether may cause corrosion of medical devices, and too low may affect the disinfection effect, so the concentration needs to be strictly controlled.
Usage time: The soaking time of the disinfectant should be adjusted according to the type of medical devices and the degree of contamination, usually 10-30 minutes.
Storage conditions: Diether disinfectant should be stored in a cool and dry place to avoid direct sunlight and high temperatures.

5. Safety of bis-(2-dimethylaminoethyl) ether

5.1 Toxicity Assessment

Diesel ethers are relatively safe for the human body at low concentrations, but may have an irritating effect on the skin and mucosa at high concentrations. The following table lists the results of toxicity assessment of bis ethers:

Toxicity indicators	Result
Accurate toxicity	Low toxic
Skin irritation	Medium
Eye irritation	Medium
Inhalation toxicity	Low toxic

5.2 Safe use suggestions

Personal Protection: When using bisexual disinfectant, you should wear gloves, masks and goggles to avoid direct contact with the skin and eyes.
Ventiation Conditions: When using bis-ether disinfectant, ensure that the operating environment is well ventilated and avoid inhaling high-concentration steam.
Emergency treatment: If you accidentally contact the bis ether disinfectant, you should immediately rinse with a lot of clean water and seek medical help.

6. Environmental impact of bis-(2-dimethylaminoethyl) ether

6.1 Biodegradability

Diesel ethers have certain biological organisms in the environmentDegradability, but its degradation rate is slower. The following table lists the results of the biodegradability assessment of bis ethers:

Degradation conditions	Degradation rate
Aerobic conditions	30%-50%
Anaerobic conditions	10%-20%

6.2 Environmental Impact Assessment

The residue of bis ethers in the environment may have a certain impact on aquatic organisms, so environmental protection should be paid attention to when using and discharging. The following table lists the results of the environmental impact assessment of bis ethers:

Environmental Indicators	The degree of impact
Aquatic Biological Toxicity	Medium
Soil microbial effects	Low
Air Pollution	Low

7. Future development of bis-(2-dimethylaminoethyl) ether

7.1 New disinfectant development

With the continuous development of medical technology, the requirements for medical device disinfectants are becoming higher and higher. In the future, bis ethers may be combined with other active ingredients to develop more efficient and safe disinfectants.

7.2 Green and environmental protection trend

In the context of increasing environmental awareness, green and environmentally friendly disinfectants of bisexual ethers will become the focus of future development. By improving production processes and formulations, the negative impact of bis ethers on the environment is reduced.

7.3 Intelligent Application

With the popularization of intelligent technology, the application of bisexual disinfectant will also be more intelligent. For example, the concentration and effect of disinfectant is monitored in real time by sensors to ensure the sterile state of medical devices.

8. Conclusion

Bis-(2-dimethylaminoethyl)ether, as an important active ingredient, has wide application prospects in medical device disinfectants. Through a comprehensive analysis of its chemical properties, mechanism of action, product parameters, application effects, safety and environmental impact, we can better understand and utilize this ingredient to provide more efficient and safe solutions for the disinfection of medical devices. In the future, with the continuous advancement of technology, the application of bis ether in medical device disinfectants will become more extensive and in-depth.

AttachedRecord: FAQ

Q1: What are the storage conditions for bis-(2-dimethylaminoethyl) ether?

A1: Diethers should be stored in a cool and dry place to avoid direct sunlight and high temperatures. The recommended storage temperature is 15-25°C.

Q2: What is the disinfection effect of bis-(2-dimethylaminoethyl) ether?

A2: Bi-ethers have broad-spectrum antibacterial effects on a variety of microorganisms, including bacteria, fungi and viruses. Its disinfection effect is significant and can effectively kill a variety of microorganisms.

Q3: How safe is bis-(2-dimethylaminoethyl) ether?

A3: Bis ethers are relatively safe for the human body at low concentrations, but may have an irritating effect on the skin and mucosa at high concentrations. Personal protective equipment must be worn during use and ensure good ventilation in the operating environment.

Q4: What is the impact of bis-(2-dimethylaminoethyl) ether on the environment?

A4: Bis ethers have certain biodegradability in the environment, but their degradation rate is slow. Residues in the environment may have a certain impact on aquatic organisms, so environmental protection should be paid attention to when using and discharging.

Table summary

Chapter	Main content
1. Introduction	Introducing the application background of bis ether in medical device disinfectant
2. Chemical Properties	The chemical structure, physical properties and chemical properties of bis ether
3. Mechanism of action	Disining principle and antibacterial spectrum of bis ether
4. Application	Product parameters, application effects and precautions for bisexual ether in medical device disinfectant
5. Security	Toxicity assessment and safe use suggestions for bis ether
6. Environmental Impact	Assessment of biodegradability and environmental impact of bis ethers
7. Future development	The prospects of bis ether in the development of new disinfectants, green and environmental protection trends and intelligent applications
8. Conclusion	Summary of the importance of bis ether in medical device disinfectants and future development direction

Through the detailed analysis of this article, I believe that readers have a deeper understanding of the active ingredients of bis-(2-dimethylaminoethyl) ether in medical device disinfectant. I hope this article can provide valuable reference for relevant practitioners and promote the further development of medical device disinfectant technology.

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