Precure retardation of free radical cured elastomers

Details Precure retardation of free radical cured elastomers Precure retardation of free radical cured elastomers

1995-04-11

1996-04-09

Lipman, Bernard

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525274, C08F 842

Patent

active

055063080

ABSTRACT:
A curable elastomer composition comprising an elastomer, an unsaturated carboxylic metal salt such as zinc diacrylate, an organic peroxide curing agent such as a ditertiary alkyl peroxide, and phenothiazine as a precure inhibitor. Suitable elastomers include nitrile rubber, EPDM, and EVA. The nitrile rubber is desirably hydrogenated. A method for curing the curable elastomer composition and the resulting cured elastomer compositions are encompassed.

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