Process for the imidization of copolymers of maleic anhydride wi

Details Process for the imidization of copolymers of maleic anhydride wi Process for the imidization of copolymers of maleic anhydride wi

1988-12-27

1989-12-26

Schofer, Joseph L.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

5253276, 525379, 525380, C08F 870

Patent

active

048898961

ABSTRACT:
The invention concerns a process for the imidization of copolymers of maleic anhydride with vinyl-aromatic monomers using an urea as the imidizing agent.

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