Method for producing cellulose derivative, and cellulose derivative

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United States of America Patent

PATENT NO 11161917
APP PUB NO 20190048099A1
SERIAL NO

16159962

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Abstract

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A method for producing a cellulose derivative, including reacting a mixed acid anhydride having two particular types of acyl groups with cellulose in the presence of a base catalyst in an organic solvent having an electron pair-donating property to form a cellulose derivative with the two types of acyl groups derived from the mixed acid anhydride, the acyl groups being introduced at hydroxy groups in the cellulose.

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Patent Owner(s)

Patent OwnerAddress
NEC CORPORATION7-1 SHIBA 5-CHOME MINATO-KU TOKYO 108-8001

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Iji, Masatoshi Tokyo, JP 70 519
Tanaka, Shukichi Tokyo, JP 39 100
Toyama, Kiyohiko Tokyo, JP 18 34

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