LQ-BCHPC Di(4-tert-butylcyclohexyl) peroxydicarbonate 15520-11-3

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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