Method for stabilizing aqueous solutions of cationic thermosetti

Details Method for stabilizing aqueous solutions of cationic thermosetti Method for stabilizing aqueous solutions of cationic thermosetti

1987-12-07

1989-08-01

Ivy, C. Warren

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...

1621646, C08L 7706, D21H 358

Patent

active

048534315

ABSTRACT:
A process for stabilizing an aqueous solution of a thermosetting polyamide-epichlorohydrin resin useful for imparting wet strength to paper by adding a mixture of a weak acid and a strong acid to said aqueous solution.

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