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Substance Index

2,5-Bis(tert-butyl peroxy)-2,5-dimethylhexyne-3

BPDYCAS 1068-27-54 brands · 6 models

Substance Identity

Chemical name
2,5-Bis(tert-butyl peroxy)-2,5-dimethylhexyne-3
Formula
C16 H30 O4
Molecular weight
286.4
CAS number
1068-27-5
UN No.
3113
EINECS
213-944-5
Theoretical active oxygen
11.17%
Abbreviation
BPDY

Safety Data

Half-life temperature

0.1 hour

164°C

1 hour

141°C

10 hours

121°C

Self-accelerating decomposition temp. (SADT)
80°C
Activation energy
150.67 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...
  • (EVA). The crosslinking temperature is 185°C or higher, and the usage range is 0.5%–3.8% (w/w).
  • 2. Excellent degradant for polypropylene: It can be used to produce rheological polypropylene with low molecular weight, narrow molecular weight distribution...
  • 3. It serves as an initiator for styrene polymerization and copolymerization. The polymerization temperature ranges from 30 to 185°C.

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