Phenylphosphonic acid zinc salt / tmc-300 cas 35658-27-6
Chemical name: diphenyl dihydrazide dihydrazide
Productname:Decanedioic acid, 1,10-bis(2-benzoylhydrazide)
CAS No. : 35658-27-6
Molecular formula:C24H30N4O4
Appearance:White powder
related documents:
COA of Diphenyl Dihydrazide Dihydrazide
TDS of Diphenyl Dihydrazide Dihydrazide
Request for product documents
Phenylphosphonic Acid Zinc Salt (TMC-300) CAS 35658-27-6 Comprehensive Guide
Table of Contents
1. Product Overview & Specifications
| Parameter | Value |
|---|---|
| CAS Number | 35658-27-6 |
| Molecular Formula | C6H5PO3Zn |
| Appearance | White crystalline powder |
| Zinc Content | 28-32% |
| Thermal Stability | >300°C |
| Solubility | Insoluble in water, soluble in organic solvents |
2. Key Applications & Functional Advantages
2.1 Flame Retardant Synergist
Enhances UL94 V-0 performance in engineering plastics like PA6, PBT, and PC/ABS blends at 15-20% loading.
2.2 Corrosion Inhibitor
Provides 2000+ hours salt spray resistance in epoxy-based anti-corrosion coatings.
2.3 Polymer Stabilizer
Improves thermal aging resistance of PVC cables by 40% compared to traditional stabilizers.
3. Usage Guidelines & Safety Protocols
3.1 Recommended Formulation
| Application | Dosage | Processing Temp |
|---|---|---|
| Nylon 6 Flame Retardancy | 18% + 5% MCA | 240-260°C |
| Epoxy Anti-Corrosion Coatings | 2-3% | Room Temp Cure |
3.2 Safety Handling
Use NIOSH-approved P100 respirator during powder handling. Store in airtight containers below 30°C.
4. Industry Case Studies
4.1 Automotive Connector Manufacturer (Germany)
Challenge: Achieve UL94 V-0 in 0.8mm thin-wall PBT connectors
Solution: 22% TMC-300 + glass fiber reinforcement
Result: Passed 750°C GWIT test, 30% cost reduction vs brominated systems
4.2 Marine Coating Supplier (South Korea)
Challenge: Meet IMO PSPC compliance for ballast tanks
Solution: 2.5% TMC-300 in epoxy primer
Result: 2500h NORSOK M-501 cyclic test approval
5. Technical Comparison With Alternatives
| Property | TMC-300 | Zinc Borate | Aluminum Hypophosphite |
|---|---|---|---|
| pH Stability | 4.5-8.0 | 6.0-9.5 | 3.0-5.5 |
| LOI Improvement | 8-10% | 5-7% | 6-8% |
| Hydrolysis Resistance | Excellent | Good | Poor |
6. Request Customized Solutions
Contact our technical team for formulation optimization:
- Email: info@vivalr.com
- Phone: (86) 15866781826
| Service | Response Time |
|---|---|
| Technical Consultation | 2 business hours |
| Sample Request | 24-hour processing |
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