Process for the production of polyester-polyamide block...

Details Process for the production of polyester-polyamide block... Process for the production of polyester-polyamide block...

C - Chemistry, Metallurgy

08

G

400/2014

C08G 69/44 (2006.01) C08G 81/00 (2006.01)

Patent

CA 1248659

ABSTRACT A process for the production of polyester-polyamide block polymers A process for the production of polyester- polyamide block polymers by precondensing a polyamide- forming starting mixture until a relative viscosity of at least 1.2 is attained, and adding a polyester, the dicarboxylic acid units of which are derived to at least 50 % from dicarboxylic acids having at least 17 carbon atoms.

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