LQ-TBPMH Tert-Butyl peroxy-3,5,5-trimethylhexanoate 13122-18-4

Item Content
Product Name Initiator LQ-TBPMH
Chemical Name Tert-Butyl peroxy-3,5,5-trimethylhexanoate
Molecular Formula C₁₃H₂₆O₃
Molecular Weight 230.3
Theoretical Active Oxygen Content 6.95%
CAS No. 13122-18-4
EINECS No. 2360507

Properties

Property Description
Appearance Clear liquid
Content ≥97.0%
Color < 50 Pt-Co
TBHP Content < 0.3%
Inorganic & Organic Hydrolyzable Chlorine <150 mg/kg

Safety Indicators

Half-Life Temperature
0.1 hour 135℃
1 hour 114℃
10 hours 94℃
Thermal Stability Data Temperature
Self-accelerating Decomposition Temperature (SADT) 55℃
Critical Temperature (Tem) 50℃
Control Temperature (Tc) --
Storage Temperature (Tsmax) -20/25℃

Applications

Application Description
Polymerization Initiator (Styrene) Used in the polymerization of styrene and styrene copolymers at temperatures from 90-140℃.
Polymerization Initiator (Acrylates) Can be used in the polymerization of acrylates and methacrylates at temperatures from 100-175℃.
Curing Agent for Thermoset Resins Used in the curing of unsaturated polyesters, particularly in hot molding processes (SMC, BMC, ZMC), with a temperature range of 120-170℃.
Polymerization Initiator (Ethylene) Initiator for LDPE polymerization at temperatures ranging from 210-270℃.

Packaging and Transport

Packaging Description
Standard Packaging Typically packaged in 20 kg polyethylene containers. Custom packaging available upon request.
Transport Follows transportation regulations for organic peroxides (Class 5.2, UN 3105).

Storage Instructions

Precaution Description
Storage Conditions Store in a well-ventilated area with a maximum temperature of 25°C. Keep away from reducing agents (amines), acids, bases, and heavy metal compounds.
Storage Facilities Ensure proper ventilation and use explosion-proof lighting and switches outdoors.
Handling Precautions Avoid impact and vibration during handling, and take care when repacking. Use personal protective equipment as required.

Fire Protection

Precaution Description
Small Fire Handling For small fires, use foam or dry powder extinguishers immediately, followed by large amounts of water to prevent re-ignition.
Large Fire Handling In case of large fires, evacuate to a safe distance and use water hoses for firefighting. Notify fire services for assistance.

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