Transparent copolyamide from bis(3-methyl-4-amino-cyclohexyl)met

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof

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Details

528339, 528340, 528346, 528347, 528349, C08G 6926

Patent

active

047941588

ABSTRACT:
Disclosed herein is a transparent copolyamide which comprises constitutional units derived from a diamine component comprising (a) bis(3-methyl-4-aminocyclohexyl)methane and (b) hexamethylenediamine and a dicarboxylic acid component comprising (c) isophthalic acid and (d) terephthalic acid, the molar ratio of said components simultaneously satisfying the following two formulas:

REFERENCES:
patent: 3597400 (1971-08-01), Kashiro et al.
patent: 4232145 (1980-11-01), Schmid et al.
patent: 4264742 (1981-04-01), Cordes et al.
patent: 4369305 (1983-01-01), Pagilagan et al.
patent: 4684713 (1987-08-01), Kohyama et al.

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