Production of polyamides from dicarboxylic acids produced by nit

Details Production of polyamides from dicarboxylic acids produced by nit Production of polyamides from dicarboxylic acids produced by nit

1978-03-20

1980-01-22

Anderson, Harold D.

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

Synthetic resins

From carboxylic acid or derivative thereof

528342, C08G 6928

Patent

active

041851501

ABSTRACT:
Aqueous bleed streams containing soluble aliphatic dicarboxylic acids from the nitric acid oxidation of organic materials and production of dicarboxylic acids, are processed to neutralize or remove nitric acid and also catalysts, if desired, and are then reacted with polyfunctional amines to form polyamides useful in numerous commercial applications.

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