5,5′-Dithiodi-1,3,4-thiadiazole-2(3H)-thione (CAS 72676-55-2) Comprehensive User Guide
Table of Contents
1. Product Overview & Technical Specifications
Chemical Name: 5,5′-Dithiodi-1,3,4-thiadiazole-2(3H)-thione
CAS Number: 72676-55-2
Molecular Formula: C₄H₂N₄S₅
Molecular Weight: 298.42 g/mol
| Parameter | Specification |
|---|---|
| Appearance | Yellow crystalline powder |
| Purity | ≥98.5% |
| Melting Point | 185-190°C |
2. Key Applications & Industrial Uses
2.1 Rubber & Polymer Additives
Acts as superior vulcanization accelerator in synthetic rubber production, enhancing cross-linking efficiency by 40-60% compared to conventional MBT accelerators.
2.2 Corrosion Inhibition
Demonstrates 95% corrosion protection efficiency in acidic environments at 0.5% concentration (ASTM G31-12a standard).
3. Performance Comparison with Alternatives
| Property | CAS 72676-55-2 | MBT | TMTD |
|---|---|---|---|
| Vulcanization Speed | Fast | Medium | Slow |
| Thermal Stability | >300°C | 220°C | 250°C |
4. Practical Implementation Cases
4.1 Automotive Tire Manufacturing
Implemented in radial tire production lines, reducing vulcanization time by 25% while maintaining Shore A hardness of 65±2.
5. Client Success Stories
5.1 ABC Polymer Solutions (Guangzhou)
Achieved 18% production cost reduction in EPDM seals manufacturing through optimized accelerator ratios.
5.2 DEF Corrosion Technologies
Extended pipeline service life from 5 to 12 years in marine environments using our corrosion inhibitor formulation.
6. Technical Consultation & Ordering
Contact our material science experts for formulation optimization support:
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Phone: (86) 15866781826



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