Transparent copolyamide from caprolactam, cyclic diamine and cyc

Details Transparent copolyamide from caprolactam, cyclic diamine and cyc Transparent copolyamide from caprolactam, cyclic diamine and cyc

1982-01-19

1983-08-09

Anderson, Harold D.

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

Synthetic resins

From reactant having at least one -n=c=x group as well as...

528323, 528324, 528325, 528330, 528331, C08G 6914

Patent

active

043980120

ABSTRACT:
This invention is a transparent alcohol resistant, hot water resistant, thermoplastically formable copolymer of (A) 80.4 to 88.8 weight percent epsilon-caprolactam and the remaining (B) 11.2 to 19.6 weight percent of substantially equimolar portions of a moiety derived from (1) a diamine or diisocyanate and (2) a diacid or (c) 11.2 to 19.6 weight percent para amino benzoic acid.

REFERENCES:
patent: 2868769 (1959-01-01), Graham
patent: 2868770 (1959-01-01), Temin
patent: 2985626 (1961-05-01), Caldwell et al.
patent: 2985628 (1961-05-01), Caldwell et al.
patent: 3206439 (1965-09-01), Detoro et al.
patent: 3259606 (1966-07-01), Okada
English Language Translation of SHO 54-123 197, 9/79, Okada et al.

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