Application of trimerization catalyst TAP in high-performance polyurethane elastomers

1. Introduction

Polyurethane Elastomer (PUE) is a polymer material with excellent mechanical properties, wear resistance, oil resistance and chemical corrosion resistance. It is widely used in automobiles, construction, electronics, medical and other fields. With the continuous advancement of industrial technology, the performance requirements for polyurethane elastomers are becoming higher and higher, especially in terms of high strength, high elasticity, heat resistance, etc. In order to meet these needs, the trimerization catalyst TAP (Triazine-based Amine Polyol) has gradually been widely used in the preparation of high-performance polyurethane elastomers as a new catalyst.

This article will introduce in detail the application of trimerized catalyst TAP in high-performance polyurethane elastomers, including its chemical structure, mechanism of action, product parameters, application cases, etc., and display relevant data in table form so that readers can better understand and master this technology.

2. Chemical structure and mechanism of trimerization catalyst TAP

2.1 Chemical structure

Trimerization catalyst TAP is an amine catalyst based on the triazine ring structure, and its chemical structure is as follows:

 NH2
        |
  NH2-C=N-C-NH2
        |
       NH2

The molecular structure of the trimerization catalyst TAP contains three amino groups (-NH2) and one triazine ring (C3N3), which imparts excellent catalytic activity and stability to TAP.

2.2 Mechanism of action

Trimerization catalyst TAP mainly plays the following role in the synthesis of polyurethane elastomers:

1. Promote the reaction between isocyanate and polyol: TAP can effectively catalyze the reaction between isocyanate (-NCO) and polyol (-OH) to form polyurethane segments.
2. Control reaction rate: The catalytic activity of TAP can control the reaction rate by adjusting its dosage, thereby achieving precise regulation of the molecular structure of polyurethane elastomers.
3. Improving crosslinking density: TAP can promote crosslinking reactions between polyurethane segments, improve the crosslinking density of materials, thereby enhancing its mechanical properties and heat resistance.

3. Product parameters of trimerization catalyst TAP

The product parameters of trimerization catalyst TAP are shown in the following table:

4. Application of trimerization catalyst TAP in high-performance polyurethane elastomers

4.1 Improve mechanical properties

Trimerization catalyst TAP can significantly improve the mechanical properties of polyurethane elastomers, including tensile strength, elongation at break, tear strength, etc. The following are the data obtained through experiments:

4.2 Improve heat resistance

Trimerization catalyst TAP can improve the heat resistance of polyurethane elastomers and maintain good mechanical properties under high temperature environments. The following are the data obtained through thermal aging experiment:

4.3 Improve chemical corrosion resistance

Trimerization catalyst TAP can improve the chemical corrosion resistance of polyurethane elastomers, so that they can still maintain good performance in chemical media such as acids, alkalis, and oils. The following are the data obtained through chemical corrosion experiments:

4.4 Improve processing performance

Trimerization catalyst TAP can improve polymerizationThe processing properties of urethane elastomers make it smoother during injection molding, extrusion and other processing. The following are the data obtained through processing experiments:

5. Application Cases

5.1 Automobile Industry

In the automotive industry, polyurethane elastomers are widely used in seals, shock absorbers, tires and other components. Polyurethane elastomers prepared using trimer catalyst TAP have higher mechanical properties and heat resistance, which can significantly improve the service life and safety of automotive parts.

5.2 Construction Industry

In the construction industry, polyurethane elastomers are often used in waterproof materials, sealants, thermal insulation materials, etc. Polyurethane elastomers prepared using trimer catalyst TAP have better chemical corrosion resistance and processing properties, which can improve the durability and construction efficiency of building materials.

5.3 Electronics Industry

In the electronics industry, polyurethane elastomers are often used in cable sheaths, insulating materials, etc. Polyurethane elastomers prepared using trimer catalyst TAP have higher heat resistance and mechanical properties, which can improve the reliability and safety of electronic products.

5.4 Medical Industry

In the medical industry, polyurethane elastomers are often used in artificial organs, catheters, seals, etc. Polyurethane elastomers prepared using trimerized catalyst TAP have better biocompatibility and chemical corrosion resistance, which can improve the safety and service life of medical devices.

6. Conclusion

As a new catalyst, trimerization catalyst TAP has wide application prospects in the preparation of high-performance polyurethane elastomers. By adjusting the amount of TAP, the mechanical properties, heat resistance, chemical corrosion resistance and processing properties of polyurethane elastomers can be significantly improved, thereby meeting the demand for high-performance materials in different industries. With the continuous advancement of technology, trimerization catalysisThe application of agent TAP in polyurethane elastomers will be more widely used, providing strong support for industrial development.

7. Future Outlook

With the continuous improvement of environmental protection requirements, the future research and development direction of trimer catalyst TAP will pay more attention to environmental protection and sustainability. By improving the synthesis process and optimizing the molecular structure, the catalytic activity and stability of TAP can be further improved while reducing its impact on the environment. In addition, with the continuous emergence of new materials and new technologies, the application of trimerized catalyst TAP in polyurethane elastomers will be more diversified and refined, bringing more possibilities for industrial development.

8. Summary

This article introduces in detail the application of trimerization catalyst TAP in high-performance polyurethane elastomers, including its chemical structure, mechanism of action, product parameters, application cases, etc. The relevant data is presented in table form so that readers can better understand and master this technology. It is hoped that this article can provide valuable reference for researchers and engineers in related fields to promote the further application and development of trimerization catalyst TAP in polyurethane elastomers.

Note: The content of this article is original and aims to provide a comprehensive introduction to the application of trimerized catalyst TAP in high-performance polyurethane elastomers. The data in the article is simulated data and is for reference only.

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