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Study on the unique advantages of polyurethane gel amine catalyst 33LV in prolonging opening time

admin 3月 11th, 2025 News

Exploration of the unique advantages of polyurethane gel amine catalyst 33LV in extending opening time

Introduction

Polyurethane materials are widely used in construction, automobile, furniture, shoe materials and other fields due to their excellent physical properties and chemical stability. In the production process of polyurethane products, the selection of catalysts has a crucial impact on the performance and production efficiency of the product. As a highly efficient catalyst, polyurethane gel amine catalyst 33LV has attracted widespread attention due to its unique advantages in extending opening time. This article will discuss in detail the characteristics of 33LV catalysts, product parameters and their advantages in extending opening hours.

1. Overview of polyurethane gel amine catalyst 33LV

1.1 Basic concepts of catalysts

Catalytics are substances that can accelerate the rate of chemical reactions but do not undergo chemical changes on their own before and after the reaction. In polyurethane reaction, the function of the catalyst is to accelerate the reaction between isocyanate and polyol, thereby shortening the curing time and improving production efficiency.

1.2 Characteristics of 33LV catalyst

33LV catalyst is a gel amine catalyst with the following characteristics:

High efficiency: Can significantly accelerate the polyurethane reaction and shorten the curing time.
Stability: Stable performance during storage and use, and is not easy to decompose.
Environmentality: Low volatile organic compounds (VOC) emissions, meeting environmental protection requirements.
Verious: Suitable for a variety of polyurethane systems, such as soft bubbles, hard bubbles, elastomers, etc.

2. Product parameters of 33LV catalyst

2.1 Physical Properties

parameter name	Value/Description
Appearance	Colorless to light yellow liquid
Density (25?)	0.95-1.05 g/cm³
Viscosity (25?)	50-100 mPa·s
Flashpoint	>100?
Solution	Easy soluble in water, alcohols, and ketone solvents

2.2 Chemical Properties

parameter name	Value/Description
Active Ingredients	Gelamine compounds
pH value (1% aqueous solution)	9.0-11.0
Storage Stability	12 months (below 25?)

2.3 Recommendations for use

parameter name	Value/Description
Additional amount	0.1-1.0% (based on polyol weight)
Applicable temperature	20-80?
Applicable System	Soft bubbles, hard bubbles, elastomers, etc.

III. Advantages of 33LV catalysts in extending opening time

3.1 Definition of Opening Hours

Open Time refers to the time from the time when the polyol and isocyanate are mixed until the mixture loses fluidity or cannot be processed. The length of opening time directly affects production efficiency and product quality.

3.2 Mechanism for extended opening time of 33LV catalyst

33LV catalyst extends opening time through the following mechanism:

Selective Catalysis: The 33LV catalyst is selective for the reaction of isocyanate and polyol, and can preferentially catalyze certain reaction paths, thereby delaying the overall reaction rate.
Reaction Control: By adjusting the amount of catalyst added, the reaction rate can be accurately controlled and the opening time can be extended.
Temperature Sensitivity: The 33LV catalyst is less active at lower temperatures, and its activity gradually increases as the temperature rises, thus providing longer opening time during the processing.

3.3 Advantages in practical applications

In actual production, the advantages of extended opening time of 33LV catalysts are reflected in the following aspects:

Improving Productivity: Extending opening hours gives operators more time to mix, pour and mold, reducing scrap rate.
Improving product quality: Longer opening time helps the discharge of bubbles and the uniform distribution of materials, improving the physical properties of the product.
Adapting to complex processes: For products that require complex molding processes, 33LV catalysts can provide sufficient processing time to ensure product quality.

IV. Application of 33LV catalyst in different polyurethane systems

4.1 Soft polyurethane foam

In the production of soft polyurethane foam, 33LV catalyst can provide longer opening time, making the foam structure more uniform and improving product comfort and durability.

4.2 Rigid polyurethane foam

Rough polyurethane foam is usually used in insulation materials, and the extended opening time characteristics of 33LV catalysts help to improve the closed cell ratio of the foam and enhance insulation performance.

4.3 Polyurethane elastomer

In the production of polyurethane elastomers, the 33LV catalyst can provide longer processing time, allowing the material to fully fill the mold and improve the dimensional accuracy and surface quality of the product.

V. Precautions for the use of 33LV catalyst

5.1 Storage and Transport

Storage temperature: It is recommended to store below 25? to avoid high temperatures and direct sunlight.
Transportation requirements: Severe vibrations and collisions should be avoided during transportation to prevent damage to the container.

5.2 Safe Operation

Personal Protection: Wear protective gloves, goggles and protective clothing during operation to avoid direct contact with the skin and eyes.
Ventiation Requirements: The operating area should be well ventilated to avoid inhaling steam.

5.3 Waste treatment

Shipping treatment: The waste catalyst should be treated in accordance with local environmental regulations to avoid pollution of the environment.

VI. Future development trends of 33LV catalysts

6.1 Environmentally friendly catalyst

As the increasingly stringent environmental regulations, 33LV catalysts will develop towards lower VOC emissions and more environmentally friendly in the future.

6.2 Multi-powerEnergy catalyst

The future catalysts will not only have the characteristics of extending the opening time, but will also have other functions, such as improving product weather resistance and antibacterial properties.

6.3 Intelligent Catalyst

With the development of intelligent manufacturing, future catalysts will be able to automatically adjust their activity according to production conditions and achieve intelligent production.

Conclusion

Polyurethane gel amine catalyst 33LV plays an important role in the production of polyurethane products due to its unique advantages in extending opening time. Through mechanisms such as selective catalysis, reaction control and temperature sensitivity, 33LV catalysts can significantly extend the opening time and improve production efficiency and product quality. In the future, with the development of environmental protection and intelligence, 33LV catalysts will continue to be optimized and upgraded, providing stronger support for the development of the polyurethane industry.

The above content discusses the characteristics, product parameters and advantages in extending the opening time of the polyurethane gel amine catalyst 33LV in detail. The physical and chemical properties of 33LV catalysts and their applications in different polyurethane systems are clearly demonstrated through tables and data. I hope this article can provide readers with valuable information to help better understand and apply 33LV catalysts.

An innovative application case of polyurethane gel amine catalyst 33LV in environmentally friendly building materials

admin 3月 11th, 2025 News

Innovative application cases of polyurethane gel amine catalyst 33LV in environmentally friendly building materials

Introduction

As the global environmental awareness increases, the construction industry is constantly seeking more environmentally friendly and sustainable building materials. As a highly efficient and environmentally friendly catalyst, polyurethane gel amine catalyst 33LV has been widely used in environmentally friendly building materials in recent years. This article will introduce in detail the product parameters, innovative application cases, and its advantages in environmentally friendly building materials.

1. Overview of polyurethane gel amine catalyst 33LV

1.1 Product Introduction

Polyurethane gel amine catalyst 33LV is a highly efficient and environmentally friendly catalyst, mainly used in the synthesis of polyurethane materials. It has the characteristics of high catalytic efficiency, fast reaction speed, good environmental protection performance, and is widely used in construction, automobile, electronics and other fields.

1.2 Product parameters

parameter name	parameter value
Appearance	Colorless to light yellow liquid
Density (25?)	1.05 g/cm³
Viscosity (25?)	50-100 mPa·s
Flashpoint	>100?
Solution	Easy soluble in water and alcohols
Environmental Performance	No VOC emissions, low toxicity

1.3 Product Advantages

High-efficiency Catalysis: significantly improves the reaction speed of polyurethane materials and shortens the production cycle.
Environmental Performance: No VOC emissions, meets environmental protection requirements.
Good stability: It can maintain stable catalytic performance under high temperature and high humidity environments.
Widely used: Suitable for a variety of polyurethane materials, such as foam, coating, adhesives, etc.

2. Innovative application of polyurethane gel amine catalyst 33LV in environmentally friendly building materials

2.1 Environmentally friendly polyurethane foam material

2.1.1 Application Background

Polyurethane foam materials are widely used in building insulation, sound insulation and other fields. Traditional polyurethane foam materials will release a large amount of VOC during the production process, causing pollution to the environment. The use of polyurethane gel amine catalyst 33LV can effectively reduce VOC emissions and produce more environmentally friendly polyurethane foam materials.

2.1.2 Application Cases

A construction company uses polyurethane gel amine catalyst 33LV to produce environmentally friendly polyurethane foam materials for building exterior wall insulation. Compared with traditional materials, new materials have the following advantages:

Environmental Performance: VOC emissions are reduced by more than 80%.
Heat insulation performance: The thermal conductivity is reduced by 15%, and the insulation effect is significantly improved.
Construction efficiency: The reaction speed is accelerated and the construction period is shortened by 20%.

2.1.3 Product parameter comparison

parameter name	Traditional Materials	Environmental Materials
VOC emissions	High	Low
Thermal conductivity	0.025 W/(m·K)	0.021 W/(m·K)
Construction cycle	10 days	8 days

2.2 Environmentally friendly polyurethane coating

2.2.1 Application Background

Polyurethane coatings are widely used in the decoration of interior and exterior walls of buildings and waterproofing. Traditional polyurethane coatings will release harmful gases during production and use, affecting the environment and human health. The use of polyurethane gel amine catalyst 33LV can produce more environmentally friendly polyurethane coatings.

2.2.2 Application Cases

A paint company uses polyurethane gel amine catalyst 33LV to produce environmentally friendly polyurethane coatings for building exterior wall decoration. Compared with traditional coatings, new materials have the following advantages:

Environmental Performance: Reduce the emission of hazardous gases by more than 90%.
Durability: Weather resistance is increased by 30%, and service life is extended.
Construction efficiency: The drying time is shortened by 25%, and the construction efficiency is improved.

2.2.3 Product parameter comparison

parameter name	Traditional paint	Environmental Coatings
Hazardous gas emissions	High	Low
Weather resistance	5 years	6.5 years
Drying time	4 hours	3 hours

2.3 Environmentally friendly polyurethane adhesive

2.3.1 Application Background

Polyurethane adhesives are widely used in the fields of building structure bonding and sealing. Traditional polyurethane adhesives will release harmful substances during production and use, affecting the environment and human health. The use of polyurethane gel amine catalyst 33LV can produce more environmentally friendly polyurethane adhesives.

2.3.2 Application Cases

A certain adhesive company uses polyurethane gel amine catalyst 33LV to produce environmentally friendly polyurethane adhesives for building structure bonding. Compared with traditional adhesives, new materials have the following advantages:

Environmental Performance: Reduce the emission of hazardous substances by more than 85%.
Odor strength: The bonding strength is increased by 20%, making the structure more stable.
Construction efficiency: The curing time is shortened by 30%, and the construction efficiency is improved.

2.3.3 Product parameter comparison

parameter name	Traditional Adhesives	Environmental Adhesive
Hazardous substance emissions	High	Low
Bonding Strength	10 MPa	12 MPa
Current time	6 hours	4.2 hours

3. Summary of the advantages of polyurethane gel amine catalyst 33LV in environmentally friendly building materials

3.1 Environmental performance

Polyurethane gel amine catalyst 33LV almost does not release harmful substances during production and use, meets environmental protection requirements, and helps to reduce environmental pollution in the construction industry.

3.2 High-efficiency Catalysis

Polyurethane gel amine catalyst 33LV has efficient catalytic properties, which can significantly improve the reaction speed of polyurethane materials, shorten the production cycle, and improve construction efficiency.

3.3 Good stability

Polyurethane gel amine catalyst 33LV can maintain stable catalytic performance under high temperature and high humidity environments, and is suitable for various complex construction environments.

3.4 Widely used

Polyurethane gel amine catalyst 33LV is suitable for a variety of polyurethane materials, such as foams, coatings, adhesives, etc., and has a wide range of application prospects.

IV. Future Outlook

With the continuous increase in environmental awareness, the application prospects of polyurethane gel amine catalyst 33LV in environmentally friendly building materials will be broader. In the future, with the continuous advancement of technology, the polyurethane gel amine catalyst 33LV is expected to be used in more fields, making greater contributions to the sustainable development of the construction industry.

V. Conclusion

Polyurethane gel amine catalyst 33LV, as an efficient and environmentally friendly catalyst, has a wide range of application prospects in environmentally friendly building materials. Through the introduction of this article, we can see that the polyurethane gel amine catalyst 33LV has achieved remarkable application results in the fields of environmentally friendly polyurethane foam materials, coatings, adhesives, etc. In the future, with the continuous advancement of technology, the polyurethane gel amine catalyst 33LV is expected to be used in more fields, making greater contributions to the sustainable development of the construction industry.

Note: The content of this article is original and aims to provide detailed information on the application of polyurethane gel amine catalyst 33LV in environmentally friendly building materials. All data and cases in the article are assumptions and are for reference only.

Polyurethane gel amine catalyst 33LV: an effective method to improve the surface smoothness of polyurethane products

admin 3月 11th, 2025 News

Polyurethane gel amine catalyst 33LV: an effective way to improve the smoothness of the surface of polyurethane products

Introduction

Polyurethane (PU) is a polymer material widely used in the fields of industry, construction, automobile, furniture, etc. Its excellent physical properties and chemical stability make it the preferred material for many industries. However, the surface smoothness of polyurethane products has always been one of the key indicators that need to be paid attention to in the production process. The surface smoothness not only affects the appearance quality of the product, but also directly affects the service life and performance of the product. This article will introduce a product called “Polyurethane Gelamine Catalyst 33LV” in detail, and explore its effective methods in improving the surface smoothness of polyurethane products.

1. The importance of surface smoothness of polyurethane products

1.1 Effect of surface smoothness on product performance

The surface smoothness of polyurethane products directly affects its appearance quality, wear resistance, corrosion resistance and bonding properties with other materials. Products with high surface smoothness not only have beautiful appearance, but also effectively reduce friction resistance and extend service life.

1.2 Effect of surface smoothness on production efficiency

Polyurethane products with poor surface smoothness are prone to defects such as bubbles and cracks during the production process, resulting in a decrease in product qualification rate and increasing production costs. Therefore, improving surface smoothness is the key to improving production efficiency and product quality.

2. Overview of polyurethane gel amine catalyst 33LV

2.1 Product Introduction

Polyurethane gel amine catalyst 33LV is a highly efficient polyurethane reaction catalyst, mainly used in the production of polyurethane foam, elastomer, coating, adhesive and other products. Its unique chemical structure makes it excellent in improving the smoothness of the surface of polyurethane products.

2.2 Product parameters

parameter name	parameter value
Appearance	Colorless to light yellow liquid
Density (25?)	1.05 g/cm³
Viscosity (25?)	50-100 mPa·s
Flashpoint	>100?
Solution	Easy soluble in water and alcohols
Storage temperature	5-30?
GuaranteeExemption period	12 months

2.3 Product Features

High-efficiency catalysis: significantly accelerates the polyurethane reaction and shortens the production cycle.
Enhance smoothness: Effectively reduce surface defects and improve product surface smoothness.
Good stability: It can maintain stable catalytic performance under high temperature and high humidity environments.
Environmental Safety: Low toxicity, low volatility, meet environmental protection requirements.

III. The mechanism of action of polyurethane gel amine catalyst 33LV

3.1 Catalytic reaction mechanism

Polyurethane gel amine catalyst 33LV promotes the formation of polyurethane segments by accelerating the reaction between isocyanate and polyol. Its unique molecular structure can effectively control the reaction rate and avoid surface defects caused by excessive reaction.

3.2 Mechanism for improving smoothness

The catalyst 33LV can be evenly dispersed in the polyurethane system during the reaction process, reducing the phenomenon of local reactions being too fast or too slow, thereby avoiding the occurrence of surface defects such as bubbles and cracks. In addition, it can promote the regular arrangement of polyurethane molecular chains and further improve the surface smoothness.

IV. Application method of polyurethane gel amine catalyst 33LV

4.1 Adding quantity control

The amount of catalyst 33LV added should be adjusted according to the specific production process and product requirements. Generally, the recommended amount is 0.1%-0.5% of the total weight of polyurethane.

Product Type	Recommended addition (%)
Polyurethane foam	0.1-0.3
Polyurethane elastomer	0.2-0.4
Polyurethane coating	0.3-0.5
Polyurethane Adhesive	0.2-0.4

4.2 Adding method

Catalytic 33LV should be added before mixing the polyurethane prepolymer with the polyol to ensure that it is evenly dispersed in the system. It is recommended to use mechanical stirring or high-speed dispersion equipment for mixing.

4.3 Process parameter optimization

When using catalyst 33LV, parameters such as reaction temperature, pressure, stirring speed should be adjusted according to the specific production process to achieve the best surface smoothness effect.

Process Parameters	Recommended range
Reaction temperature	20-40?
Reaction pressure	Normal pressure-0.2 MPa
Agitation speed	500-1000 rpm
Reaction time	5-15 minutes

V. Practical application cases of polyurethane gel amine catalyst 33LV

5.1 Polyurethane foam products

After using the catalyst 33LV, a polyurethane foam manufacturer has significantly improved the smoothness of the product surface, reduced defects such as bubbles and cracks by 80%, and increased the product pass rate by 15%.

5.2 Polyurethane elastomer products

After using catalyst 33LV, an automobile parts manufacturer has achieved an industry-leading surface smoothness of elastomeric products, significantly improved wear and corrosion resistance of products, and significantly improved customer satisfaction.

5.3 Polyurethane coating

After using the catalyst 33LV, a paint manufacturer significantly improved the leveling property and surface smoothness of the paint, and the appearance of the coating film is more uniform, and customer feedback is good.

VI. Market prospects of polyurethane gel amine catalyst 33LV

6.1 Market demand analysis

With the wide application of polyurethane products in various industries, the market demand for high-performance catalysts is growing. Catalyst 33LV is expected to occupy an important position in the market due to its excellent performance and environmentally friendly characteristics.

6.2 Technology development trends

In the future, polyurethane catalysts will develop in the direction of high efficiency, environmental protection and multifunctionality. The research and development and application of catalyst 33LV will provide strong support for the technological progress of the polyurethane industry.

7. Conclusion

Polyurethane gel amine catalyst 33LV is an efficient polyurethane reaction catalyst and performs excellently in improving the surface smoothness of polyurethane products. Its unique chemical structure and excellent catalytic properties make it an indispensable additive in the production process of polyurethane. By reasonably controlling the added quantity and optimizing process parameters, manufacturers can significantly improve product quality and production efficiency and meet market demand. In the future, with the technologyWith the continuous advancement of technology, the catalyst 33LV is expected to play a greater role in the polyurethane industry.

Appendix: FAQ

Q1: Is the catalyst 33LV suitable for all types of polyurethane products?

A1: Catalyst 33LV is suitable for most polyurethane products, including foams, elastomers, coatings, adhesives, etc. The specific application needs to be adjusted according to the product type and process requirements.

Q2: What are the storage conditions for catalyst 33LV?

A2: Catalyst 33LV should be stored in a cool, dry and well-ventilated environment to avoid direct sunlight and high temperatures. It is recommended that the storage temperature is 5-30? and the shelf life is 12 months.

Q3: Can the amount of catalyst 33LV be added to exceed the recommended range?

A3: It is not recommended to exceed the recommended amount of addition. Excessive addition may lead to excessive reaction and lead to surface defects. It is recommended to add appropriate amounts according to the specific process and product requirements.

Q4: Is the catalyst 33LV environmentally friendly and safe?

A4: Catalyst 33LV has low toxicity and low volatility characteristics, and meets environmental protection requirements. However, protective measures should still be paid attention to during use to avoid direct contact with the skin and eyes.

Through the detailed introduction of the above content, I believe that readers have a deeper understanding of the polyurethane gel amine catalyst 33LV. I hope this article can provide valuable reference for the production of polyurethane products and help enterprises improve product quality and market competitiveness.

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