Chemical Name: Tert-Butyl perosyacetate

Another Name: TBPA

Structural formula: 

CAS-No 107-71-1

Brief Introduction

TBPA is a colorless transparent liquid,mainly used as the initiator for the (co)polymerization of ethylene,styrene,acrylonitrile,acrylate and methyl acrylate. 

Specification

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

Assay (%) …………………………………………………………………………49.0-51.0

Active Oxygen(%)…………………………………………………………………5.93-6.17

Content of TBHP(%)………………………………………………………………Max.0.15

Properties

State…………………………………………………………………………………liquid

Density (g/cm³)…………………………………………………………………… ~0.820

Freezing point (℃) …………………………………………………………………-20

Active Oxygen (%)………………………………………………………………….12.11

Safety Data

SADT (℃) ……………………………………………………………………………70

Alarm Temp. (℃) …………………………………………………………………....65

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

CN-No ………………………………………………………………………..........…52059

Half Life Data

Activation Energy Ea (KJ/mole) ……………………………………………………149.36

Temperature of half-life for 10 hours (℃) …………………………………………110

Temperature of half-life for 1 hour (℃) ……………………………………………119

Temperature of half-life for 0.1 hour (℃)…………………………………………..139

Solubility

Soluble in most organic solvents,insoluble in water.

Package

20kg,PE bucket Packaging.

Storage

Stored below 10 ℃,in cold storage.