Entry sheet for drilling

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 10674609
APP PUB NO 20170111997A1
SERIAL NO

15300629

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The present invention provides an entry sheet for drilling which provides higher hole position accuracy than that of a conventional entry sheet for drilling. The present invention provides an entry sheet for drilling, including a metal foil, and a layer including a resin composition and formed on at least one surface of the metal foil, wherein the resin composition includes a resin and tungsten disulfide as a solid lubricant, and the content of the tungsten disulfide included in the resin composition is 10 parts by mass to 200 parts by mass based on 100 parts by mass of the resin included in the resin composition.

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Patent Owner(s)

Patent OwnerAddress
MITSUBISHI GAS CHEMICAL COMPANY INCMITSUBISHI BUILDING 5-2 MARUNOUCHI 2-CHOME CHIYODA-KU TOKYO 100-8324

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Matsuyama, Yousuke Yamagata, JP 18 61
Ogashiwa, Takaaki Yamagata, JP 32 83

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