Method for modifying rubbers

Details Method for modifying rubbers Method for modifying rubbers

1986-03-25

1987-06-30

Schofer, Joseph L.

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...

524565, 524566, 524572, 5253293, 5253311, 5253312, 5253313, 5253328, 5253329, 5253331, 5253332, 5253593, 525367, 525371, 525374, C08F 830

Patent

active

046771530

ABSTRACT:
A method for modifying a rubber having unsaturated bonds, characterized by reacting said rubber with (a) an organic compound (I) having a group represented by the formula --CH.dbd.N-- and (b) an organic acid halide (II) having a group represented by the formula --COX (X is a halogen atom), in the place of a Lewis acid.

REFERENCES:
patent: 3506638 (1970-04-01), Hsieh
patent: 3804798 (1974-04-01), Cantor
patent: 3890294 (1975-06-01), Sheppard et al.
patent: 3928291 (1975-12-01), Sanda, Jr.
patent: 4052542 (1977-10-01), Wei et al.

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