Copolyamide, composition comprising such a copolyamide and uses thereof

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United States of America Patent

PATENT NO 11384200
APP PUB NO 20180066108A1
SERIAL NO

15812653

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Abstract

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The present invention relates to a copolyamide comprising at least two units and corresponding to the following general formula:

description='In-line Formulae' end='lead'A/(diamine)·(Cw diacid),description='In-line Formulae' end='tail'

in which:

    the diamine is a cycloaliphatic diamine,w represents the number of carbon atoms of the diacid,A is chosen from a unit obtained from an amino acid or from a lactam and a unit corresponding to the formula (Cx diamine)·(Cy diacid), with x representing the number of carbon atoms of the diamine and y representing the number of carbon atoms of the diacid,and in which at least one of the monomers chosen from A and the Cw diacid is obtained, in all or part, from renewable starting materials according to Standard ASTM D6866.

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Patent Owner(s)

Patent OwnerAddress
ARKEMA FRANCECOLOGNE FRANCE COLOMBE HAUTS-DE-SEINE

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Blondel, Philippe Bernay, FR 61 397
Michalowicz, Claire Isabelle Evreux, FR 4 14
Saillard, Benjamin Bernay, FR 14 56

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