| Item | Content |
|---|---|
| Product Name | Initiator LQ-BCHPC |
| English Name | Di(4-tert-butylcyclohexyl) peroxydicarbonate |
| Molecular Formula | C₂₂H₃₄O₆ |
| Molecular Weight | 398.5 |
| Theoretical Active Oxygen Content | 4.01% |
| CAS No. | 15520-11-3 |
| UN No. | 3114 |
| EINECS | 239-557-1 |
| Classification | Organic Peroxide Type C (Solid), Class 5.2 |
| Transport Restrictions | Controlled temperature transport, classified as hazardous |
Physical & Chemical Properties
| Property | Description |
|---|---|
| Appearance | White solid powder |
| Purity | ≥90.0% |
| Hydrolysable Chlorine (Inorganic & Organic) | < 0.4% |
Main Decomposition Products
| Decomposition Products | Substances |
|---|---|
| Major Decomposition Products | CO₂, 4-tert-butylcyclohexanol, 4-tert-butylcyclohexane |
Safety Indicators
| Half-Life | Temperature |
|---|---|
| 0.1 hour | 82℃ |
| 1 hour | 64℃ |
| 10 hours | 48℃ |
| Thermal Stability Data | Temperature |
|---|---|
| Self-accelerating Decomposition Temperature (SADT) | 40℃ |
| Critical Temperature (Tem) | 35℃ |
| Control Temperature (Tc) | 30℃ |
| Storage Temperature (Tsmax/TSmin) | 20℃ / 0℃ |
| Activation Energy (E) | 126.39 KJ/mol |
Applications
| Application | Description |
|---|---|
| Vinyl Chloride Polymerization | A novel initiator for aqueous suspension polymerization of vinyl chloride. Used with LQ-CUPN (Isopropyl peroxyneodecanoate) and LQ-LPO (Dilauroyl peroxide) to enhance polymerization activity. Polymerization temperature: 40-65℃. |
| Thermosetting Resin Curing | High-performance curing agent for unsaturated polyester. Offers excellent curing characteristics over a broad temperature range. Can be used alone or in combination with LQ-TBPB and LQ-CH335. |
Packaging and Transportation
| Item | Content |
|---|---|
| Standard Packaging | 20 kg corrugated carton with four 5 kg plastic bags inside |
| Custom Packaging | Available upon request |
Storage Precautions
| Precaution | Description |
|---|---|
| Storage Conditions | Keep container sealed in a well-ventilated area |
| Maximum Storage Temperature | 25℃ |
| Avoid Materials | Avoid contact with reducing agents (amines), acids, bases, and heavy metal compounds (accelerators, metal soaps) |
| Handling Precautions | Strictly prohibited to repack or transfer within storage areas |
Product Shelf Life
| Item | Content |
|---|---|
| Shelf Life | Quality guaranteed for three months under proper storage conditions |
Fire Protection
| Precaution | Description |
|---|---|
| Small Fire Handling | Use dry powder or CO₂ extinguishers; spray large amounts of water to prevent reignition |
| Large Fire Handling | Stay at a safe distance and apply large volumes of water |
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