Trimethylolpropane Tris(3-mercaptopropionate) (CAS 33007-83-9) Comprehensive Guide
Table of Contents
- Product Overview & Specifications
- Key Applications
- Performance Advantages
- Industry Use Cases
- Client Success Stories
- Technical Consultation
Product Overview & Specifications
| Parameter | Value |
|---|---|
| Chemical Name | Trimethylolpropane tris(3-mercaptopropionate) |
| CAS No. | 33007-83-9 |
| Molecular Formula | C15H26O6S3 |
| Molecular Weight | 398.56 g/mol |
| Appearance | Colorless transparent liquid |
| Density | 1.21 g/mL at 25°C |
| Refractive Index | n20/D 1.518 |
| Flash Point | 205°F (96°C) |
| Packaging | 240 kg/drum |
Key Applications
Core Functional Roles:
- Crosslinking Agent: Forms durable polymer networks in UV-curable systems
- Performance Modifier: Enhances adhesion (≥5B ASTM D3359), hardness (≥3H pencil hardness), and flexibility (180° bend test)
- Optical Enhancer: Achieves >98% light transmittance in transparent resins
Industry Solutions:
- UV-curable coatings with <5 second curing time under 365nm LED
- High-resolution photoresists (2μm line width capability)
- Impact-resistant optical adhesives (8 kJ/m² fracture toughness)
Performance Advantages
| Property | Competitor A | TMPMP |
|---|---|---|
| Curing Speed | 15 sec | 3 sec |
| Yellowing Index | Δb* 2.5 | Δb* 0.8 |
| Storage Stability | 3 months | 12 months |
Industry Use Cases
Electronics Manufacturing
- PCB solder masks with 10W/m·K thermal conductivity
- Flexible display encapsulation (5000 cycle bend test)
Advanced Coatings
- Anti-fingerprint coatings (110° water contact angle)
- Marine antifouling coatings (5-year durability)
Client Success Stories
Case 1: Optical Materials Innovator
- Challenge: Achieve RI 1.62 with <1% haze
- Solution: 22% TMPMP formulation
- Result: 92% production yield improvement
Case 2: Automotive Coatings Leader
- Challenge: Reduce VOCs while maintaining gloss
- Solution: 100% solids UV system
- Result: 40% energy cost reduction
Technical Consultation
Contact our polymer science team for formulation support:
- Email: info@vivalr.com
- Tel: (86) 15866781826
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