The versatility of trimerization catalyst TAP in the polyurethane industry
Introduction
Polyurethane (PU) is a polymer material widely used in the fields of construction, automobile, furniture, shoe materials, packaging, etc. Its excellent physical properties and chemical stability make it one of the indispensable materials in modern industry. However, the selection and use of catalysts are crucial in the production process of polyurethane. Triamine-based Amine Polyol, a trimerization catalyst, has shown outstanding versatility in the polyurethane industry in recent years. This article will introduce the characteristics, applications and their versatility in the polyurethane industry in detail.
1. Basic introduction to the trimerization catalyst TAP
1.1 Definition of TAP catalyst
Trimerization catalyst TAP is an amine catalyst based on triazine structure, with high efficiency, environmental protection and multifunctional characteristics. It can significantly improve the speed and efficiency of polyurethane reaction while improving the performance of the final product.
1.2 Structure and Characteristics of TAP Catalyst
The core structure of the TAP catalyst is the triazine ring, and its chemical formula is C3H3N3. The triazine ring has a high degree of stability and reactivity and is able to react with a variety of chemicals. The TAP catalyst further enhances its catalytic activity and selectivity by introducing different amine groups.
1.2.1 Chemical structure
The chemical structure of the TAP catalyst is as follows:
| Chemical structure | Description |
|---|---|
| Triazine ring | Core structure, highly stable |
| Amine Group | Enhanced catalytic activity and selectivity |
1.2.2 Physical Characteristics
| Physical Characteristics | value |
|---|---|
| Appearance | Colorless to light yellow liquid |
| Density | 1.05 g/cm³ |
| Boiling point | 250°C |
| Flashpoint | 120°C |
1.3 Advantages of TAP catalysts
| Advantages | Description |
|---|---|
| Efficiency | Significantly improve the reaction speed of polyurethane |
| Environmental | Low toxicity, low volatileness, meet environmental protection requirements |
| Verifiability | Supplementary for a variety of polyurethane systems |
| Stability | Stay stable under high temperature and high pressure |
2. Application of TAP catalyst in the polyurethane industry
2.1 Rigid polyurethane foam
Rough polyurethane foam is widely used in building insulation, cold chain transportation and other fields. The application of TAP catalyst in rigid polyurethane foam is mainly reflected in the following aspects:
2.1.1 Improve the reaction speed
TAP catalyst can significantly increase the reaction speed between isocyanate and polyol, shorten the foam forming time, and improve production efficiency.
| parameters | Using TAP catalyst | TAP catalyst not used |
|---|---|---|
| Reaction time | 30 seconds | 60 seconds |
| Foam density | 40 kg/m³ | 40 kg/m³ |
| Compression Strength | 200 kPa | 180 kPa |
2.1.2 Improve foam structure
TAP catalyst can promote uniform foaming of foam, improve the closed cell ratio of foam, and thus improve the insulation performance.
| parameters | Using TAP catalyst | TAP catalyst not used |
|---|---|---|
| Closed porosity | 95% | 90% |
| Thermal conductivity | 0.022 W/m·K | 0.025 W/m·K |
2.2 Soft polyurethane foam
Soft polyurethane foam is widely used in furniture, mattresses, car seats and other fields. The application of TAP catalyst in soft polyurethane foam is mainly reflected in the following aspects:
2.2.1 Improve elasticity
TAP catalysts can promote the cross-linking reaction between polyols and isocyanates, and improve the elasticity and durability of foams.
| parameters | Using TAP catalyst | TAP catalyst not used |
|---|---|---|
| Elastic recovery rate | 95% | 90% |
| Tension Strength | 150 kPa | 130 kPa |
2.2.2 Improve comfort
TAP catalyst can adjust the hardness of the foam and improve the comfort and support of the foam.
| parameters | Using TAP catalyst | TAP catalyst not used |
|---|---|---|
| Hardness Index | 60 | 55 |
| Rounce rate | 65% | 60% |
2.3 Polyurethane coating
Polyurethane coatings are widely used in construction, automobile, furniture and other fields. The application of TAP catalyst in polyurethane coatings is mainly reflected in the following aspects:
2.3.1 Improve curing speed
TAP catalyst can significantly increase the curing speed of the coating and shorten the construction time.
| parameters | Using TAP catalyst | TAP catalyst not used |
|---|---|---|
| Current time | 2 hours | 4 hours |
| Hardness | 2H | 1H |
2.3.2 Improve weather resistance
TAP catalyst can promote the occurrence of cross-linking reactions in coatings and improve the weather resistance and durability of coatings.
| parameters | Using TAP catalyst | TAP catalyst not used |
|---|---|---|
| Weather resistance | 1000 hours | 800 hours |
| Chemical resistance | Excellent | Good |
2.4 Polyurethane elastomer
Polyurethane elastomers are widely used in seals, tires, conveyor belts and other fields. The application of TAP catalyst in polyurethane elastomers is mainly reflected in the following aspects:
2.4.1 Improve mechanical properties
TAP catalyst can promote the occurrence of cross-linking reactions in elastomers and improve the mechanical properties of elastomers.
| parameters | Using TAP catalyst | TAP catalyst not used |
|---|---|---|
| Tension Strength | 40 MPa | 35 MPa |
| Elongation of Break | 500% | 450% |
2.4.2 Improve wear resistance
TAP catalyst can adjust the crosslinking density of the elastomer and improve the wear resistance and durability of the elastomer.
| parameters | Using TAP catalyst | TAP catalyst not used |
|---|---|---|
| Abrasion resistance | Excellent | Good |
| Oil resistance | Excellent | Good |
3. The multifunctional display of TAP catalyst
3.1 Determination of multifunctionalityRighteousness
The versatility of TAP catalysts is mainly reflected in their ability to be suitable for a variety of polyurethane systems and exhibit excellent catalytic effects in different systems. This versatility makes TAP catalysts an important catalyst in the polyurethane industry.
3.2 Specific manifestations of versatility
3.2.1 Suitable for a variety of polyurethane systems
TAP catalyst is not only suitable for rigid polyurethane foams and soft polyurethane foams, but also for polyurethane coatings, polyurethane elastomers and other polyurethane systems. This wide applicability makes TAP catalysts have an important position in the polyurethane industry.
| Polyurethane System | Applicability |
|---|---|
| Rough polyurethane foam | Applicable |
| Soft polyurethane foam | Applicable |
| Polyurethane coating | Applicable |
| Polyurethane elastomer | Applicable |
3.2.2 Improve Production Efficiency
TAP catalysts can significantly increase the speed of polyurethane reaction, shorten the production cycle, and improve production efficiency. This high efficiency makes TAP catalysts have important application value in industrial production.
| Production Efficiency | Using TAP catalyst | TAP catalyst not used |
|---|---|---|
| Reaction time | Short down by 30% | Normal |
| Production cycle | Short 20% | Normal |
3.2.3 Improve product performance
TAP catalysts can not only improve production efficiency, but also improve the performance of the final product. For example, in rigid polyurethane foam, TAP catalyst can improve the closed cell ratio and thermal insulation properties of the foam; in soft polyurethane foam, TAP catalyst can improve the elasticity and comfort of the foam.
| Product Performance | Using TAP catalyst | TAP catalyst not used |
|---|---|---|
| Closed porosity | Advance by 5% | Normal |
| Elastic recovery rate | Advance by 5% | Normal |
3.2.4 Environmental protection
TAP catalysts have the characteristics of low toxicity and low volatility, and meet environmental protection requirements. This environmental protection makes TAP catalysts have important application value in modern industrial production.
| Environmental | Using TAP catalyst | TAP catalyst not used |
|---|---|---|
| Toxicity | Low | High |
| Volatility | Low | High |
IV. Product parameters of TAP catalyst
4.1 Physical parameters
| parameters | value |
|---|---|
| Appearance | Colorless to light yellow liquid |
| Density | 1.05 g/cm³ |
| Boiling point | 250°C |
| Flashpoint | 120°C |
4.2 Chemical Parameters
| parameters | value |
|---|---|
| Molecular Weight | 200 g/mol |
| Solution | Easy soluble in water and alcohols |
| Stability | Stay stable under high temperature and high pressure |
4.3 Application parameters
| parameters | value |
|---|---|
| Applicable temperature | 20-80°C |
| Applicable pressure | Normal pressure |
| Applicable System | Rough polyurethane foam, soft polyurethane foam, polyurethane coating, polyurethane elastomer |
V. Future development trends of TAP catalysts
5.1 Efficiency
With the continuous development of the polyurethane industry, the requirements for the efficiency of catalysts are becoming increasingly high. In the future, TAP catalysts will develop in a direction of higher efficiency to meet the needs of industrial production.
5.2 Environmental protection
Environmental protection is an important trend in the development of modern industry. In the future, TAP catalysts will pay more attention to environmental protection performance, reduce environmental pollution, and meet the requirements of sustainable development.
5.3 Multifunctional
The versatility of TAP catalysts is one of its important advantages. In the future, TAP catalysts will further enhance their versatility and are suitable for more polyurethane systems to meet the needs of different fields.
5.4 Intelligent
With the development of intelligent technology, TAP catalysts may be combined with intelligent technology in the future to achieve intelligent control of the catalytic process and improve production efficiency and product quality.
Conclusion
Trimer catalyst TAP demonstrates outstanding versatility in the polyurethane industry. Its characteristics of high efficiency, environmental protection, and versatility make it an indispensable and important catalyst in the polyurethane industry. In the future, with the continuous advancement of technology, TAP catalysts will make greater development in terms of efficiency, environmental protection, multifunctionalization, intelligence, etc., and make greater contributions to the sustainable development of the polyurethane industry.
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