Rubber vulcanization system containing bis-(2,5-polythio-1,3,4-t

Details Rubber vulcanization system containing bis-(2,5-polythio-1,3,4-t Rubber vulcanization system containing bis-(2,5-polythio-1,3,4-t

1993-07-12

1994-07-12

Henderson, Christopher

Compositions

Compositions containing a single chemical reactant or plural...

Organic reactant

C08K 546

Patent

active

053286367

ABSTRACT:
This invention relates to the discovery that bis-(2,5-polythio-1,3,4-thiadiazole) in combination with a bismaleimide compound and a sulfenamide compound provides for excellent vulcanization of rubbers and results in an improved final rubber vulcanizate possessing superior physical properties and reversion resistance.

REFERENCES:
patent: 3087932 (1963-04-01), Little, Jr.
patent: 3663561 (1972-05-01), Blaha
patent: 4599425 (1986-07-01), Hugo et al.
patent: 4933385 (1990-06-01), Yamamoto et al.
patent: 4960833 (1990-10-01), Nagasaki et al.
A. S. Prashchikina, et al, Kauchuk i Rezina, No. 7, (1979), p. 14.
Abstract for JP 030565544.
Abstract for the IRC--85 Kyoto; International Rubber Conference proceedings in Kyoto, Japan, Oct. 15-18, 1985, Paper 18J01, pp. 875-880.
Jablonowski, T. L., "TBzTD and CBBS--Alternative Accelerators for Reducing Nitrosamine Generation", Rubber World, (1992), pp. 18-22.

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