Chemical Name: Tert-amyl peroxy Benzoate

Another Name: TAPB

Structural formula: 

CAS-No 4511-39-1

Brief Introduction

TAPB is a transparent liquid,mainly used as the initiator for the (co)polymerization of styrene, ethylene,acrylate and methyl acrylate,and curing agent of polyester resin.

Specification

Appearance ……………………………………………………….………………Colorless liquid.

Assay (%) …………………………………………………………………………Min.95.0

Active Oxygen(%)………………………………………………………………...Min.7.30

Content of TAHP(%)……………………………………………………………...Max.0.10

Properties

State………………………………………………………………………………..liquid

Density (g/cm³)……………………………………………………………......…. ~1.01

N_D²⁰………………………………………………………………………………..~1.501

Active Oxygen (%)…………………………………………………………….......7.68

Safety Data

SADT (℃) ……………………………………………………………………....….60

Alarm Temp. (℃) ……………………………………………………………….….55

UN-No ………………………………………………………………………………3103

Half Life Data

Activation Energy Ea (KJ/mole) …………………………………………………143.00

Temperature of half-life for 10 hours (℃) ………………………………………100

Temperature of half-life for 1 hour (℃) …………………………………………122

Temperature of half-life for 0.1 hour (℃)……………………………………….154

Solubility

Soluble in most organic solvents,insoluble in water.

Package

20kg,PE bucket Packaging.

Storage

10~30 ℃ stored in cold storage.