Hydrolysis resistant polyester films

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9333692
APP PUB NO 20140053901A1
SERIAL NO

14003676

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Abstract

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A biaxially oriented polyester film comprising polyester and at least one hydrolysis stabilizer selected from a glycidyl ester of a branched monocarboxylic acid, wherein the monocarboxylic acid has from 5 to 50 carbon atoms, wherein said hydrolysis stabilizer is present in the film in the form of its reaction product with at least some of the end-groups of said polyester, and wherein said reaction product is obtained by the reaction of the hydrolysis stabilizer with the end-groups of the polyester in the presence of a metal cation selected from the group consisting of Group I and Group II metal cations.

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Patent Owner(s)

Patent OwnerAddress
DUPONT TEIJIN FILMS U S LIMITED PARTNERSHIPCHESTNUT RUN PLAZA 730 974 CENTRE ROAD WILMINGTON DE 19805

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ashford, Emma Dumfries, GB 2 11
Brennan, William J Great Ayton, GB 14 99
Forsyth, Kirstin Jayne Glasgow, GB 1 7
Goldie, William Bryden Dumfries, GB 2 11
Lovatt, Allan Middlesbrough, GB 9 57
Mortlock, Simon Vernon Dumfries, GB 3 13
Turner, David R New-castle-upon-Tyne, GB 15 200

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