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Yunno

Substance Index

2,5-Bis(tert-butyl peroxide)-2,5-dimethylhexane

BPDHCAS 78-63-75 brands · 42 models

Substance Identity

Chemical name
2,5-Bis(tert-butyl peroxide)-2,5-dimethylhexane
Formula
C16 H34 O4
Molecular weight
290.44
CAS number
78-63-7
UN No.
3105
Theoretical active oxygen
11.02%
Abbreviation
BPDH

Safety Data

Half-life temperature

0.1 hour

156°C

1 hour

134°C

10 hours

115°C

Self-accelerating decomposition temp. (SADT)
80°C
Activation energy
155.49 kJ/mol

Cross-Brand Model Reference

Grades sharing this CAS are interchangeable in most formulations. Re-check assay, carrier and half-life before switching.

Applications

  • 1. Polymer crosslinking agent: An organic peroxide crosslinking agent widely applicable to various polymers, particularly suitable as a crosslinking agent fo...
  • . Crosslinking occurs at temperatures above 170°C; no crosslinking occurs below 140°C. The typical usage range is 0.5%–3% (w/w); for materials that are diffi...
  • 1%–5%.
  • 2. It serves as a high-temperature vulcanizing agent for vinyl silicone rubber and is also an excellent vulcanizing agent for various other types of rubber....
  • 3. It is an excellent degrader for polypropylene: The degradation temperature is 200–220°C, and the usage rate is 0.01–0.1%. It can be used to produce rheolo...
  • an important initiator for high-speed spinning, coating, film, and cast plastic applications, and is the raw material of choice for producing cooling masterb...

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