High-substituted hydroxypropylcellulose ether and its preparing process

An "One-step slurry method" is used to prepare high-substituted hydroxypropyl cellulose ether containing hydroxypropoxy (50-80%) includes alkalizing, etherifying and neutralizing. It can be dissolvedin both water and polar organic solvent and has high biodegradation resistance. Its advanta...

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Bibliographic Details
Main Authors XINGFU LU, CHUANWEI FENG, JIANGANG SUN
Format Patent
LanguageEnglish
Published 07.03.2001
Edition7
Subjects
CHEMISTRY
COMPOSITIONS BASED THEREON
DERIVATIVES THEREOF
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
POLYSACCHARIDES
THEIR PREPARATION OR CHEMICAL WORKING-UP
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Summary:An "One-step slurry method" is used to prepare high-substituted hydroxypropyl cellulose ether containing hydroxypropoxy (50-80%) includes alkalizing, etherifying and neutralizing. It can be dissolvedin both water and polar organic solvent and has high biodegradation resistance. Its advantages are simple process, high safety, low cost and high etherifying effect.
Bibliography:Application Number: CN2000111228