| Item | Content |
|---|---|
| Product Name | Initiator LQ-CEPC |
| English Name | Dicetyl peroxydicarbonate |
| Molecular Formula | C₃₄H₆₆O₆ |
| Molecular Weight | 570.9 |
| Theoretical Active Oxygen Content | 2.80% |
| CAS No. | 26322-14-5 |
| UN No. | 3116 |
| Classification | Organic Peroxide Type D (Solid), Class 5.2 |
Physical & Chemical Properties
| Property | Description |
|---|---|
| Appearance | Solid |
| Purity | -- |
Main Decomposition Products
| Decomposition Products | Substances |
|---|---|
| Major Decomposition Products | CO₂, Cetyl Alcohol |
Safety Indicators
| Half-Life | Temperature |
|---|---|
| 0.1 hour | 84℃ |
| 1 hour | 65℃ |
| 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) | 15℃ / 0℃ |
Applications
| Application | Description |
|---|---|
| Polymerization of Vinyl Chloride | Suitable for suspension and bulk polymerization of vinyl chloride at 45℃-65℃. Produces low "fish eyes" and narrow resin particle distribution. Can be used with initiators like LQ-LPO, LQ-CUPD, LQ-TMPD. |
| Polymerization of Acrylic and Methacrylic Acid | Acts as a polymerization initiator. |
Packaging and Transportation
| Item | Content |
|---|---|
| Standard Packaging | 20 kg corrugated cardboard box, containing four 5 kg plastic bags |
| Custom Packaging | Available upon request |
Storage Precautions
| Precaution | Description |
|---|---|
| Storage Conditions | Store in a well-ventilated area at a maximum of 20℃. Keep away from acids, reducing agents, flammable and combustible materials. |
| Handling Precautions | Avoid repackaging inside the warehouse. Keep away from fire, heat, and ignition sources. |
Product Shelf Life
| Item | Content |
|---|---|
| Shelf Life | Quality guaranteed for three months under proper storage conditions |
Fire Protection
| Precaution | Description |
|---|---|
| Small Fire Handling | Use foam or dry powder extinguisher. |
| Large Fire Handling | Evacuate to a safe distance and use water jets. Notify the fire department. |
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