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Substance Index

Bis(3,3,5-trimethylhexanoyl) peroxide

CAS 3851-87-45 brands · 11 models

Substance Identity

Chemical name
Bis(3,3,5-trimethylhexanoyl) peroxide
Formula
C18H34O4
Molecular weight
314.5
CAS number
3851-87-4
UN No.
3119
EINECS
223-356-0
Theoretical active oxygen
5.09%

Safety Data

Half-life temperature

0.1 hour

96°C

1 hour

77°C

10 hours

59°C

Self-accelerating decomposition temp. (SADT)
20°C

Cross-Brand Model Reference

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

Applications

  • 1. Ethylene Polymerization Initiator
  • K is one of the most commonly used initiators for LDPE polymerization via the tubular or batch processes. To achieve a broader polymerization temperature ran...
  • 190°C.
  • 2. Vinyl chloride polymerization initiator
  • K is also an initiator for vinyl chloride polymerization via the aqueous suspension process, with an initiation temperature of 50–70°C.

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