Process for producing aromatic polyamide

Details Process for producing aromatic polyamide Process for producing aromatic polyamide

C - Chemistry, Metallurgy

08

G

402/223

C08G 69/12 (2006.01) C08G 69/32 (2006.01) C08G 69/36 (2006.01)

Patent

CA 1197346

ABSTRACT OF THE DISCLOSURE An aromatic polyamide having a high molecular weight is produced by a polycondensation reaction of an aromatic aminocarboxylic acid and/or a mixture of an aromatic dicarboxylic acid and an aromatic diamine in a polar solvent in the presence of a dehydrating catalyst with heating at a temperature of about 160°C or higher.

431539

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