C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
402/183, 402/245
C08G 69/28 (2006.01) C08G 18/34 (2006.01) C08G 18/42 (2006.01) C08G 18/60 (2006.01) C08G 69/44 (2006.01) C08G 69/48 (2006.01)
Patent
CA 1266545
ABSTRACT OF THE DISCLOSURE A process is described for increasing the molecular weights of thermoplastic polyamides and poly- esteramides by fluxing and homogenizing the subject polymers which have been prepared by the reaction of an organic diisocyanate and a dicarboxylic acid with an effective amount of an organic diisocyanate reagent at a temperature of at least 150°C. 34624-F
522021
Nelb Robert G. II
Onder Kemal
Rausch Karl W.,
Vanderlip John A.
Smart & Biggar
The Dow Chemical Company
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