Sulphur-containing polymers useful as stabilizing agents for rub

Details Sulphur-containing polymers useful as stabilizing agents for rub Sulphur-containing polymers useful as stabilizing agents for rub

1985-09-09

1987-05-12

Henderson, Christopher

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

Synthetic resins

From carboxylic acid or derivative thereof

528388, C08G 7528

Patent

active

046651551

ABSTRACT:
Additives for rubber compositions, giving vulcanisates having improved retention of optimum physical properties, are polymeric trithiocarbonates having a structure comprising repeating units of the formula ##STR1## where R is an organic bridging group, e.g. an alkylene group.

REFERENCES:
patent: 3692719 (1972-09-01), Srail
Chem. Abst., 63, 11333a.
Chem. Abst., 87, 23970b.
Chemical Abstracts, 63:11338a and 87:23970b.

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