Chen et al., 2022 - Google Patents
Surface modification of cellulose originated from different plant sources through TEMPO/Laccase/O2 oxidationChen et al., 2022
- Document ID
- 6768354176569091353
- Author
- Chen H
- Jiang J
- Zhang S
- Yu J
- Liu L
- Fan Y
- Publication year
- Publication venue
- Industrial Crops and Products
External Links
Snippet
Abstract An environmentally friendly 2, 2, 6, 6-tetramethylpiperidine-1-oxyl (TEMPO)- mediated oxidation system using halogen-free reagents has attracted much attention. At present, cellulose nanofibers (CNFs) with a high carboxyl content can be prepared by …
- 238000007254 oxidation reaction 0 title abstract description 127
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/16—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
- D21H11/18—Highly hydrated, swollen or fibrillatable fibres
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
- C08B15/02—Oxy-cellulose; Hydrocellulose; Cellulosehydrate, e.g. microcrystalline cellulose
- C08B15/04—Carboxycellulose, e.g. prepared by oxidation with nitrogen dioxide
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
- D21H17/24—Polysaccharides
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/001—Modification of pulp properties
- D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
- D21C9/004—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives inorganic compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/02—Cellulose; Modified cellulose
- C08L1/04—Oxycellulose; Hydrocellulose, e.g. microcrystalline cellulose
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Zeng et al. | Cellulose nanofibrils manufactured by various methods with application as paper strength additives | |
Heinze et al. | Cellulose derivatives | |
Isogai et al. | TEMPO-oxidized cellulose nanofibers | |
Chen et al. | Surface modification of cellulose originated from different plant sources through TEMPO/Laccase/O2 oxidation | |
Isogai | Development of completely dispersed cellulose nanofibers | |
Zhao et al. | Cellulose nanofibers from softwood, hardwood, and tunicate: preparation–structure–film performance interrelation | |
Sirvio et al. | Strong, self-standing oxygen barrier films from nanocelluloses modified with regioselective oxidative treatments | |
Filipova et al. | Oxidative treatments for cellulose nanofibers production: a comparative study between TEMPO-mediated and ammonium persulfate oxidation | |
Chen et al. | Comparative characteristics of TEMPO-oxidized cellulose nanofibers and resulting nanopapers from bamboo, softwood, and hardwood pulps | |
Zhang et al. | Extraction and comparison of carboxylated cellulose nanocrystals from bleached sugarcane bagasse pulp using two different oxidation methods | |
Tanaka et al. | Cellulose nanofibrils prepared from softwood cellulose by TEMPO/NaClO/NaClO2 systems in water at pH 4.8 or 6.8 | |
Ferrer et al. | Effect of residual lignin and heteropolysaccharides in nanofibrillar cellulose and nanopaper from wood fibers | |
Vallejos et al. | Nanofibrillated cellulose (CNF) from eucalyptus sawdust as a dry strength agent of unrefined eucalyptus handsheets | |
Pei et al. | Surface quaternized cellulose nanofibrils with high water absorbency and adsorption capacity for anionic dyes | |
CA2705970C (en) | Cellulose nanofiber, production method of same and cellulose nanofiber dispersion | |
Liimatainen et al. | Sulfonated cellulose nanofibrils obtained from wood pulp through regioselective oxidative bisulfite pre-treatment | |
Galland et al. | Holocellulose nanofibers of high molar mass and small diameter for high-strength nanopaper | |
Hu et al. | Holistic rice straw nanocellulose and hemicelluloses/lignin composite films | |
Puangsin et al. | Comparative characterization of TEMPO-oxidized cellulose nanofibril films prepared from non-wood resources | |
JP4998981B2 (en) | Fine cellulose fiber | |
Hu et al. | Preparation and characterization of nanofibrillated cellulose from bamboo fiber via ultrasonication assisted by repulsive effect | |
Xu et al. | Spherical vs rod-like cellulose nanocrystals from enzymolysis: A comparative study as reinforcing agents on polyvinyl alcohol | |
Chen et al. | Preparation and properties of microfibrillated cellulose with different carboxyethyl content | |
Baron et al. | Preparation of water-soluble cellulose derivatives using TEMPO radical-mediated oxidation at extended reaction time | |
Ru et al. | Morphological and property characteristics of surface-quaternized nanofibrillated cellulose derived from bamboo pulp |