Document Type and Number:
Japanese Patent JPH0532402
Kind Code:
B2
Abstract:
A process for producing a water-soluble dicarboxylic acid imide compound which comprises adding a primary amine compound to an aqueous solution of a water-soluble salt of a dicarboxylic acid compound containing at least one dicarboxylic acid unit capable of forming a 5-membered cyclic acid imide linkage and heating the mixture to introduce an acid imide linkage into the molecule.
Inventors:
NATSUME YOSHIO
SUMINO HIROMITSU
SUMINO HIROMITSU
Application Number:
JP18749083A
Publication Date:
May 17, 1993
Filing Date:
October 06, 1983
Export Citation:
Assignee:
NIPPON ZEON CO
International Classes:
C07B43/00; C07D209/48; C08F8/00; C08F8/32; C08F8/48; C08F22/00; C08F22/02
Next Patent: JPH0532403