Novel curing system for conjugated diene butyl elastomers

Details Novel curing system for conjugated diene butyl elastomers Novel curing system for conjugated diene butyl elastomers

1976-02-25

1977-07-26

Hamrock, William F.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526 20, 526 47, 526 54, 526 57, C08F 800, C08F 842, C08F 806

Patent

active

040384721

ABSTRACT:
Conjugated diene butyl (CDB) elastomer copolymers are cured with a system comprising dihydroxybenzene and an oxidant or oxidation catalyst whereby benzoquinone is formed which acts as the crosslinking dienophile. The process allows for satisfactory cures at room temperature.

REFERENCES:
patent: 3047552 (1962-07-01), Reynolds et al.
patent: 3335124 (1967-08-01), Larsen

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