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DCP 40

CAS: 80-43-3 (& 471-34-1)

Crosslinking organic peroxide with filler


DCP 40 is a bifunctional peroxide formulation used for crosslinking natural and synthetic rubbers, as well as thermoplastic polyolefins. It is a general purpose dialkyl peroxide, 40% active ingredient on CaCO3 in powder form for ease of dispersion in an elastomer compound.

Chemical name:

Bis(α,α-dimethylbenzyl) peroxide


Dicumyl peroxide

Molecular formula:


Molecular weight:

270 g/mol

CAS number:

80-43-3 (& 471-34-1)

EC number:

201-279-3 (207-439-9)

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