Polycarbonate resin composition or copolymer, and optical film

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12195622
APP PUB NO 20220135795A1
SERIAL NO

17430500

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Abstract

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A polycarbonate resin composition or a copolymer, comprising, as main repeating units, a carbonate unit (a-1) having a fluorene ring in a side chain, a carbonate unit (a-2) represented by the following formula (a-2):

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Patent Owner(s)

Patent OwnerAddress
TEIJIN LIMITEDOSAKA JAPAN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Maekawa, Shoichi Osaka, JP 8 15
Okada, Yohei Osaka, JP 12 54

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