Term amine catalyst LE-530: An effective low-odor polyurethane production solution

Introduction

Polyurethane (PU) is a polymer material widely used in the fields of construction, automobile, furniture, shoe materials, etc. Its excellent physical properties and chemical stability make it one of the indispensable materials in modern industry. However, traditional polyurethane production is often accompanied by strong odors, which not only affects the working environment, but also poses a potential threat to the health of the operator. To solve this problem, the tertiary amine catalyst LE-530 came into being. This article will introduce the product characteristics, application advantages, technical parameters of LE-530 and its application in the production of low-odor polyurethanes in detail.

1. Overview of LE-530, tertiary amine catalyst

1.1 What is a tertiary amine catalyst?

Term amine catalysts are a class of compounds containing three organic groups connected to nitrogen atoms. They are widely used in the synthesis of polyurethanes. They promote the formation of polyurethane by accelerating the reaction of isocyanate with polyols. The choice of tertiary amine catalysts has an important impact on the physical properties, processing properties of polyurethanes and the odor of the final product.

1.2 Features of LE-530

LE-530 is a highly efficient, low-odor tertiary amine catalyst designed specifically to improve odor problems in the production of polyurethanes. Its main features include:

Low Odor: The odor released by LE-530 during the reaction process is extremely low, significantly improving the working environment.
High-efficiency Catalysis: LE-530 has excellent catalytic activity, which can significantly shorten the reaction time and improve production efficiency.
Wide Applicability: Suitable for a variety of polyurethane systems, including soft bubbles, hard bubbles, elastomers, etc.
Environmentality: LE-530 meets environmental protection requirements and reduces environmental pollution.

2. Technical parameters of LE-530

2.1 Physical and chemical properties

parameters	Value/Description
Chemical Name	Term amine compounds
Appearance	Colorless to light yellow liquid
Density (20°C)	0.95-0.98 g/cm³
Viscosity (25°C)	50-100 mPa·s
Flashpoint	>100°C
Solution	Easy soluble in water and organic solvents
pH value (1% aqueous solution)	9.0-11.0

2.2 Catalytic properties

parameters	Value/Description
Catalytic Activity	High
Reaction time	Sharply shortened
Applicable temperature range	20-80°C
Applicable pH range	7.0-11.0

2.3 Safety and Environmental Protection

parameters	Value/Description
Toxicity	Low toxic
Volatility	Low
Biodegradability	Biodegradable
Storage Stability	Good, it is recommended to store in a cool place without light

3. Application of LE-530 in polyurethane production

3.1 Soft polyurethane foam

Soft polyurethane foam is widely used in furniture, mattresses, car seats and other fields. Traditional catalysts are often accompanied by a strong amine smell in the soft bubble production process, which affects the working environment and product quality. The low odor properties of LE-530 make it ideal for soft bubble production.

3.1.1 Application Advantages

Improve the working environment: The low odor characteristics of LE-530 significantly reduce odor during production and improve the working environment of operators.
Improving product quality: The efficient catalytic action of LE-530 ensures the uniformity and stability of the foam and improves the physical properties of the product.
Shortening the production cycle: The high catalytic activity of LE-530 significantly shortens the reaction time and improves production efficiency.

3.1.2 Application Cases

After a furniture manufacturing company used LE-530, the odor problems in the production workshop were significantly improved, and the health complaint rate of operators decreased by 50%. At the same time, the product’s pass rate has been increased by 10%, and the production efficiency has been increased by 15%.

3.2 Rigid polyurethane foam

Rough polyurethane foam is widely used in building insulation, cold chain transportation and other fields. The selection of catalysts is highly required during hard bubble production, which not only ensures catalytic efficiency but also controls odor. The LE-530 is also excellent in hard bubble production.

3.2.1 Application Advantages

High-efficiency Catalysis: LE-530 shows excellent catalytic activity in hard bubble production, ensuring rapid foam formation.
Low Odor: The low odor properties of LE-530 reduce odor during production and improve the working environment.
Environmentality: LE-530 meets environmental protection requirements and reduces environmental pollution.

3.2.2 Application Cases

After a certain building insulation material manufacturer used LE-530, the odor problems in the production workshop were significantly improved, and the health complaint rate of operators decreased by 40%. At the same time, the product’s insulation performance has been improved by 8%, and the production efficiency has been improved by 12%.

3.3 Polyurethane elastomer

Polyurethane elastomers are widely used in shoe materials, seals, tires and other fields. The selection of catalysts is highly required during the elastomer production process, which not only ensures catalytic efficiency but also controls odor. The LE-530 is also excellent in the production of elastomers.

3.3.1 Application Advantages

High-efficiency Catalysis: LE-530 shows excellent catalytic activity in elastomer production, ensuring rapid elastomer molding.
Low Odor: The low odor properties of LE-530 reduce odor during production and improve the working environment.
Environmentality: LE-530 meets environmental protection requirements, reducing the environmentpollute.

3.3.2 Application Cases

After a shoe material manufacturer used LE-530, the odor problems in the production workshop were significantly improved, and the health complaint rate of operators decreased by 30%. At the same time, the wear resistance of the product has been improved by 10% and the production efficiency has been improved by 10%.

4. Comparison of LE-530 with other catalysts

4.1 Catalytic efficiency

Catalyzer	Catalytic Efficiency	Response time	Applicable temperature range
LE-530	High	Short	20-80°C
Traditional tertiary amine catalyst	in	in	20-80°C
Organotin Catalyst	High	Short	20-80°C

4.2 Odor control

Catalyzer	Odor intensity	Improvement of the work environment
LE-530	Low	Significant
Traditional tertiary amine catalyst	High	Not obvious
Organotin Catalyst	in	General

4.3 Environmental protection

Catalyzer	Toxicity	Volatility	Biodegradability
LE-530	Low	Low	Biodegradable
Traditional tertiary amine catalyst	in	in	Partial degradation
Organotin Catalyst	High	High	Difficult to degrade

5. Recommendations for use of LE-530

5.1 Addition amount

The amount of LE-530 added should be adjusted according to the specific polyurethane system and production process. Generally, it is recommended to add an amount of 0.1% to 0.5% by weight of the polyol.

5.2 How to use

Premix method: Premix LE-530 with polyol in advance, stir evenly before adding isocyanate.
Direct addition method: During the reaction process, directly add LE-530 to the reaction system and stir evenly.

5.3 Notes

Storage Conditions: LE-530 should be stored in a cool, dry and well-ventilated place to avoid direct sunlight.
Safe Operation: When using LE-530, you should wear appropriate protective equipment, such as gloves, goggles, etc.
Waste Disposal: The abandoned LE-530 should be treated in accordance with local environmental protection regulations to avoid pollution to the environment.

6. Conclusion

Term amine catalyst LE-530 is a highly efficient and low-odor polyurethane production solution, which performs outstandingly in improving the working environment, improving product quality and production efficiency. Its excellent catalytic properties, low odor properties and environmental protection make it an ideal choice for polyurethane production. By rationally using LE-530, enterprises can not only improve the market competitiveness of their products, but also create a healthier and safer working environment for their employees.

7. Future Outlook

With the increasing strict environmental regulations and the improvement of consumers’ requirements for product environmental performance, low-odor and environmentally friendly catalysts will become the development trend of the polyurethane industry. The successful application of LE-530 provides a feasible solution for the industry and is expected to be widely used in more fields in the future. At the same time, with the continuous advancement of technology, the performance of LE-530 is expected to be further improved, bringing more innovations and breakthroughs to the polyurethane industry.

8. FAQ

8.1 Is LE-530 suitable for all types of polyurethanes?

LE-530 is suitable for most types of polyurethanes, including soft bubbles, hard bubbles and elastomers. However, the specific application effect may vary depending on the systemIf there are differences, it is recommended to try it before use.

8.2 How long is the storage period of LE-530?

Under proper storage conditions, the storage period of LE-530 is generally 12 months. It is recommended to check the storage conditions regularly to ensure product quality.

8.3 Will LE-530 affect the performance of the final product?

The use of LE-530 under the recommended amount of addition will not have a negative impact on the physical performance of the final product. On the contrary, its efficient catalytic action helps improve product uniformity and stability.

8.4 Is LE-530 compatible with other additives?

LE-530 is compatible with most polyurethane additives, but compatibility testing is recommended before use to ensure good results.

8.5 How much is the price of LE-530?

The price of LE-530 fluctuates due to market supply and demand, but its high efficiency and low odor characteristics make it have a high cost-effectiveness. Please consult the supplier for specific prices.

9. Summary

Tertiary amine catalyst LE-530: An effective low-odor polyurethane production solution