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tert-Butyl Peroxybenzoate (TBPB) supplier

TBPB is a perester initiator used for curing unsaturated polyester and SMC/BMC composites, polymerising acrylics and styrene, and crosslinking elastomers.

Specification

CAS number614-45-9
Molecular formulaC₁₁H₁₄O₃
Molecular weight194.23 g/mol
EINECS210-382-2
SynonymTBPB
Assay (typical)≥ 98.0%
AppearanceColourless to pale-yellow liquid
Density (20 °C)1.02 g/cm³
Storage≤ 30 °C

Reference values; exact figures are stated on each shipment's batch certificate of analysis (COA).

Applications

UPR / SMC / BMC curingAcrylic & styrene polymerisationThermoset compositesElastomer crosslinking

Quality & documentation

We buy only from verified manufacturers, and every lot is laboratory-tested to international standards. Each shipment leaves with a certificate of analysis matched to the exact production batch, an MSDS/SDS in your destination language, and a certificate of origin. Third-party SGS or CIQ inspection can be arranged for markets with special requirements.

COA per batch MSDS / SDS Certificate of origin SGS / CIQ on request

Packaging, handling & logistics

Supplied in 25 kg / 200 kg drum, cool storage. Transport classification: Organic peroxide · UN 3103 · Class 5.2 — handled, packed and shipped accordingly under the product SDS. Loading from Ningbo or Shanghai on FOB, CIF, CFR or DAP terms; cargo insurance arranged on request. Lead time and commercial terms are quoted per order.

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