The performance of polyurethane foaming catalyst LED-103 in rapid curing system and its impact on final product quality
Catalog
- Introduction
- Overview of the polyurethane foaming catalyst LED-103
- The performance of LED-103 in rapid curing systems
- The impact of LED-103 on final product quality
- Comparison of product parameters and performance
- Practical application case analysis
- Conclusion
1. Introduction
Polyurethane materials are widely used in construction, automobile, furniture, packaging and other fields due to their excellent physical properties and chemical stability. During the production process of polyurethane foaming materials, the selection of catalysts has a crucial impact on the performance and quality of the product. As a highly efficient polyurethane foaming catalyst, LED-103 performs well in rapid curing systems and can significantly improve production efficiency and product quality. This article will discuss in detail the performance of LED-103 in rapid curing systems and its impact on final product quality.
2. Overview of polyurethane foaming catalyst LED-103
2.1 Basic Features
LED-103 is an organic tin catalyst with high efficiency, stability and environmental protection. Its main component is dibutyltin dilaurate (DBTDL), which is widely used in the preparation process of polyurethane foaming materials.
2.2 Main functions
- Accelerating reaction: LED-103 can significantly accelerate the reaction between isocyanate and polyol and shorten the curing time.
- Adjusting foaming: By adjusting the amount of catalyst, the foaming speed and cell structure can be controlled.
- Improving stability: LED-103 can maintain stable catalytic performance in high temperature and humid environments.
2.3 Product parameters
| parameter name | parameter value |
|---|---|
| Appearance | Colorless to light yellow liquid |
| Density (20°C) | 1.05 g/cm³ |
| Viscosity (25°C) | 50-100 mPa·s |
| Flashpoint | >100°C |
| Solution | Solved in most organic solvents |
3. Performance of LED-103 in rapid curing systems
3.1 Definition of rapid curing system
Rapid curing system refers to completing the curing process of polyurethane materials in a short time, and is usually used in occasions where high efficiency production is required. The key to a rapid curing system is to select the right catalyst to ensure a balance between reaction speed and product quality.
3.2 Catalytic mechanism of LED-103
LED-103 forms a polyurethane segment by promoting the reaction of isocyanate and polyol. Its catalytic mechanism mainly includes:
- Activate isocyanate: LED-103 can effectively activate isocyanate groups, making it easier to react with polyols.
- Accelerating chain growth: By accelerating chain growth reaction, LED-103 can significantly shorten the curing time.
3.3 Actual performance
In practical applications, LED-103 shows the following advantages in rapid curing systems:
- Shorten the curing time: After using LED-103, the curing time can be shortened by 30%-50%.
- Improving Production Efficiency: Due to the shortening of curing time, production efficiency has been significantly improved.
- Improve the cell structure: LED-103 can form a uniform and fine cell structure to improve the physical performance of the product.
3.4 Performance comparison
| Catalytic Type | Currecting time (min) | Cell structure | Production Efficiency |
|---|---|---|---|
| LED-103 | 5-10 | Even and fine | High |
| Traditional catalyst | 10-20 | Ununiform | in |
4. Impact of LED-103 on final product quality
4.1 PhysicalCan
- Density: The polyurethane foam material prepared with LED-103 is uniform in density and meets the design requirements.
- Hardness: LED-103 can improve the hardness of the material and enhance its compressive resistance.
- Elasticity: By adjusting the amount of LED-103, the elasticity of the material can be controlled to meet different application needs.
4.2 Chemical Properties
- Chemical resistance: The polyurethane materials prepared by LED-103 have good chemical resistance and can resist the corrosion of various chemical substances.
- Weather Resistance: In outdoor environments, the materials prepared by LED-103 show excellent weather resistance and are not prone to aging.
4.3 Environmental performance
- Low VOC Emissions: LED-103 meets environmental protection requirements and has low VOC emissions during use.
- Recyclability: The polyurethane materials prepared by LED-103 can be recycled to reduce environmental pollution.
4.4 Quality comparison
| Performance metrics | LED-103 preparation materials | Traditional catalyst preparation materials |
|---|---|---|
| Density uniformity | High | in |
| Hardness | High | in |
| Elasticity | Adjustable | Fixed |
| Chemical resistance | Excellent | Good |
| Weather resistance | Excellent | Good |
| Environmental Performance | Excellent | General |
5. Comparison of product parameters and performance
5.1 Product parameters
| ParametersName | LED-103 | Traditional catalyst |
|---|---|---|
| Appearance | Colorless to light yellow liquid | Light yellow liquid |
| Density (20°C) | 1.05 g/cm³ | 1.10 g/cm³ |
| Viscosity (25°C) | 50-100 mPa·s | 80-120 mPa·s |
| Flashpoint | >100°C | >90°C |
| Solution | Solved in most organic solvents | Solved in some organic solvents |
5.2 Performance comparison
| Performance metrics | LED-103 | Traditional catalyst |
|---|---|---|
| Current time | 5-10 min | 10-20 min |
| Cell structure | Even and fine | Ununiform |
| Production Efficiency | High | in |
| Density uniformity | High | in |
| Hardness | High | in |
| Elasticity | Adjustable | Fixed |
| Chemical resistance | Excellent | Good |
| Weather resistance | Excellent | Good |
| Environmental Performance | Excellent | General |
6. Practical application case analysis
6.1 Building insulation materials
In the production of building insulation materials, the use of LED-103 can significantly shorten the curing time and improve production efficiency. At the same time, the insulation material prepared by LED-103 has a uniform cell structure, which improves the insulation performance.
6.2 Automobile interior materials
In the production of automotive interior materials, LED-103 can improve the hardness and elasticity of the material and enhance its compressive resistance. In addition, the materials prepared by LED-103 have good chemical resistance and weather resistance, which are suitable for the use environment of automotive interiors.
6.3 Furniture filling materials
In the production of furniture filling materials, LED-103 can adjust the elasticity of the material to meet the needs of different furniture. At the same time, the materials prepared by LED-103 have excellent environmental protection performance and meet the environmental protection requirements of modern furniture.
6.4 Packaging Materials
In the production of packaging materials, LED-103 can improve the density uniformity and hardness of the material and enhance its compressive resistance. In addition, the materials prepared by LED-103 have good chemical resistance and are suitable for the use environment of packaging materials.
7. Conclusion
Polyurethane foaming catalyst LED-103 performs well in rapid curing systems, which can significantly shorten the curing time and improve production efficiency. At the same time, LED-103 has a positive impact on the quality of the final product and can improve the physical, chemical and environmental performance of the material. Through practical application case analysis, it can be seen that LED-103 has broad application prospects in the fields of building insulation materials, automotive interior materials, furniture filling materials and packaging materials. In the future, with the increasing demand for polyurethane materials, LED-103 will play an important role in more fields.
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