Fiber treatment agent, carbon fibers treated with fiber treatment agent, and carbon fiber composite material containing said carbon fibers

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United States of America Patent

PATENT NO 10066337
APP PUB NO 20160032520A1
SERIAL NO

14768543

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Abstract

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An object of the present invention is to provide a fiber treatment agent that is capable of forming on fibers a film that has excellent water resistance and excellent adhesion to a matrix resin. The present invention provides a fiber treatment agent comprising an aqueous medium, a water-insoluble polyamide dispersed in the aqueous medium, and a water-soluble polyamide that is present in an amount of 2 to 50 parts by mass per 100 parts by mass of the water-insoluble polyamide.

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Patent Owner(s)

  • SUMITOMO SEIKA CHEMICALS CO., LTD.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kawata, Hirotsugu Himeji, JP 7 340
Matsukawa, Taiji Himeji, JP 17 57
Sakata, Jun Himeji, JP 15 60

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