Rubber composition comprising alkyl (C.sub.6 -C.sub.22) amides o

Details Rubber composition comprising alkyl (C.sub.6 -C.sub.22) amides o Rubber composition comprising alkyl (C.sub.6 -C.sub.22) amides o

1989-09-25

1991-09-17

Kight, III, John

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524270, 530215, 530221, C08J 320, C08L 700, C08L 900

Patent

active

050496077

ABSTRACT:
The present invention relates to alkyl (C.sub.6 -C.sub.22) amides of rosin acids which are useful as a total or partial replacement for extender or processing oil in rubber formulations. Addition of the alkyl (C.sub.6 -C.sub.22) amides of rosin acid also significantly reduce rheometer t25 and t90 values.

REFERENCES:
patent: 2510063 (1950-06-01), Bried
patent: 4566997 (1986-01-01), Satoh et al.
patent: 4775496 (1988-10-01), Wideman et al.
patent: 4946879 (1990-08-01), Wideman et al.
patent: 4996295 (1991-02-01), Wideman et al.

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