Accelerator combinations

Details Accelerator combinations Accelerator combinations

1997-01-14

1998-11-03

Teskin, Fred

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Organic compound containing

502162, 5253326, 5253327, 525341, 525346, 525349, 525351, 525352, 525370, C08C 1920

Patent

active

058308172

ABSTRACT:
A vulcanization accelerator combination based on di-(C.sub.6 -C.sub.12 alkyl)dithiophosphates for vulcanizing non-polar rubbers, comprising the following components: (a) a di-(C.sub.6 -C.sub.12 alkyl)dithiophosphate; (b) one or more compounds selected from the group consisting of sulphenamides, thiazoles and carbamates; (c) sulfur and/or a sulfur donor; and (d) at least one additional accelerator compound having a specific chemical structure that is different from the chemical structure of component (a) and any of the compounds used as component (b) in said accelerator combination.

REFERENCES:
patent: 2063629 (1936-04-01), Salzberg et al.
patent: 2879243 (1959-03-01), Anderson
patent: 4803250 (1989-02-01), Nagasaki et al.
Rubber Technology, 3rd ed., Van Nostrand Reinhold, N.Y., pp. 20, 44-46 (1987).

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