Cellulose fiber and manufacturing process therefor, cellulose fiber aggregate and cellulose fiber composite material

• Main Authors: SHIMIZU TAKANORI, NOISHIKI YASUTOMO, OGITA NAOHIDE, UMEMOTO TOMOKAZU, BANZASHI GO, NAGATANI HIROYUKI
• Format: Patent
• Language: Chinese; English
• Published: 04.12.2013
• Subjects: AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBONFILAMENTS; CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS,THREADS, FIBRES, BRISTLES OR RIBBONS; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; DERIVATIVES THEREOF; GENERAL PROCESSES OF COMPOUNDING; IMPREGNATING OR COATING OF PAPER; METALLURGY; NATURAL OR ARTIFICIAL THREADS OR FIBRES; ORGANIC MACROMOLECULAR COMPOUNDS; PAPER NOT OTHERWISE PROVIDED FOR; PAPER-MAKING; POLYSACCHARIDES; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; PRODUCTION OF CELLULOSE; PULP COMPOSITIONS; SPINNING; TEXTILES; THEIR PREPARATION OR CHEMICAL WORKING-UP; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; WORKING-UP

The present invention pertains to a cellulose fiber in which some of the hydroxyl groups of the cellulose are substituted with carboxyl and/or formyl in an amount of 0.1mmol/g or more relative to the weight of the cellulose fiber and are further substituted with a chemically modifying group other than carboxyl and formyl.