Nouryon Trigonox 263 Methyl ethyl ketone peroxide and isopropyl benzene peroxide, solution in 2,2,4-trimethyl-1,3-pentanediol diisobutyrate 1338-23-4; 80-15-9

Trigonox 263

Methyl ethyl ketone peroxide and isopropyl benzene peroxide, solutions in 2,2,4-trimethyl-1,3-pentanediol diisobutyrate

CAS Number: 1338-23-4; 80-15-9

Physical form: liquid

Trigonox® 263 is a methyl ethyl ketone peroxide and isopropyl benzene peroxide.


Trigonox® 263 is a convenient premixed initiator for curing unsaturated polyester, vinyl ester and acrylic thermoset resins with metal salts under ambient conditions. Trigonox® 263 produces less exotherm than standard MEKPs and is suitable for both warm and hot climates. Applications include cast polymers and laminates. Additional end-use information is provided in Nouryon's application brochure.

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