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United States of America

PATENT NO 11987675
APP PUB NO 20210009771A1
SERIAL NO

16955534

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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It is an object of the present invention to provide an ultrafine cellulose fiber-containing sheet that is excellent in terms of weather resistance. The present invention relates to a sheet comprising cellulose fibers having a fiber width of 1000 nm or less, wherein the cellulose fibers have anionic functional groups, and the YI increase percentage calculated according to the following equation is 1500% or less.

description='In-line Formulae' end='lead'YI increase percentage (%)=(yellowness of the sheet after heating−yellowness of the sheet before heating)/yellowness of the sheet before heating×100, whereindescription='In-line Formulae' end='tail'

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Patent Owner(s)

  • OJI HOLDINGS CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fushimi, Hayato Chiba, JP 20 97
Sakai, Koh Chiba, JP 9 13

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