Liquid composition for optical filters and optical filter

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United States of America

PATENT NO 12129402
APP PUB NO 20220057556A1
SERIAL NO

17274999

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Abstract

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The liquid composition for optical filters according to the present invention contains: a light absorber; at least one of an alkoxysilane and a hydrolysate of an alkoxysilane; a phosphoric acid ester; and a solvent. The light absorber is formed by a phosphonic acid having an aryl group bonded to a phosphorus atom and copper ion. In the liquid composition, a content of an organic solvent having a relative permittivity of 7 or less at 20° ° C. is 50 mass % or less.

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Patent Owner(s)

Patent OwnerAddress
NIPPON SHEET GLASS COMPANY LIMITED5-27 MITA 3-CHOME MINATO-KU TOKYO 1086321 ?1086321

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cai, Lei Kanagawa, JP 32 105
Kubo, Yuichiro Tokyo, JP 26 74
Masuda, Hitomi Tokyo, JP 5 1
Shimmo, Katsuhide Kanagawa, JP 43 302

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