Production of thermally stabilized polyester

Details Production of thermally stabilized polyester Production of thermally stabilized polyester

C - Chemistry, Metallurgy

08

K

402/184, 402/211

C08K 5/34 (2006.01) C08G 63/68 (2006.01) C08G 63/685 (2006.01) C08G 63/78 (2006.01) C08G 63/91 (2006.01) C08G 73/16 (2006.01) C08L 67/02 (2006.01)

Patent

CA 1119348

ABSTRACT OF THE DISCLOSURE High molecular weight linear condensation polyesters are stabilized against deterioration by heat with a stabilizer comprising an N-epoxyalkyl imide of a dicarboxylic acid, having 5 to 20 carbon atoms in the imide molecule and composed of carbon, hydrogen, carbonyl and epoxy oxygen, and imide nitrogen atoms, said epoxy oxygen being linked to adjacent carbon atoms.

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