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TBPB

TBPB

Alias: CP-02Chemical name: tert butyl peroxybenzoate CAS-No 614-45-9Introduction: TBPB is a low volatile, light yellow transparent liquid, which is an ester organic peroxide. It is used as a medium temperature initiator for polymerization (such as pol…

Product details

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Alias: CP-02

Chemical name: tert butyl peroxybenzoate CAS-No 614-45-9


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Introduction: TBPB is a low volatile, light yellow transparent liquid, which is an ester organic peroxide. It is used as a medium temperature initiator for polymerization (such as polystyrene, polyethylene, polyacrylic acid), a curing agent for unsaturated polyester, and a vulcanizing agent for silicone rubber.


Physical and chemical properties

Status.............................. Liquid


Specific gravity.................................... 1.043


Refractive index.................................... 1.499


Boiling point.................................... 124 ℃


Melting point.................................... 8 ℃


Theoretical active oxygen content............ 8.24%


 

Half life data

Activation energy............... 33kcal/mole



10 hour half-life temperature............ 105 ℃



1-hour half-life temperature................................. 125 ℃



Half life temperature of 1 minute............ 167 ℃


Safety data

Thermal decomposition temperature.................................... 60 ℃


Flash point................................. 96 ℃


Self accelerating decomposition temperature (SADT)............ 63 ℃


UN No………………3103


China Hazardous Chemical No. (CN No)…… 52076


Solubility

Easily soluble in alcohol, ester, ether, hydrocarbon organic solvent, insoluble in water.

 

Main quality indicators

Appearance................................. pale yellow transparent oily liquid


Content.................................... Min.98%


Chroma.................................... Max.100 black glass


 

Thin packaging and storage

20kg, 25kg PE drum packaging


Store at 10~30 ℃ in a cool and ventilated place. Customers with high requirements for chromaticity should store at 10-15 ℃.


It should be stored at 10-15 ℃.


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