JPWO2021054274A1 - - Google Patents

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Publication number
JPWO2021054274A1
JPWO2021054274A1 JP2021503617A JP2021503617A JPWO2021054274A1 JP WO2021054274 A1 JPWO2021054274 A1 JP WO2021054274A1 JP 2021503617 A JP2021503617 A JP 2021503617A JP 2021503617 A JP2021503617 A JP 2021503617A JP WO2021054274 A1 JPWO2021054274 A1 JP WO2021054274A1
Authority
JP
Japan
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2021503617A
Other languages
Japanese (ja)
Other versions
JP6857289B1 (en
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=74884668&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPWO2021054274(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed filed Critical
Publication of JPWO2021054274A1 publication Critical patent/JPWO2021054274A1/ja
Application granted granted Critical
Publication of JP6857289B1 publication Critical patent/JP6857289B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/02—Alkyl or cycloalkyl ethers
    • C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
    • C08B11/10—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals
    • C08B11/12—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals substituted with acid radicals substituted with carboxylic radicals, e.g. carboxymethylcellulose [CMC]
    • 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—Oxycellulose; 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
    • 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
    • D21H11/20—Chemically or biochemically modified fibres

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
JP2021503617A 2019-09-17 2020-09-14 Method for Producing Chemically Modified Microfibril Cellulose Fiber Active JP6857289B1 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP2019168069 2019-09-17
JP2019168069 2019-09-17
JP2019168067 2019-09-17
JP2019168068 2019-09-17
JP2019168068 2019-09-17
JP2019168067 2019-09-17
PCT/JP2020/034651 WO2021054274A1 (en) 2019-09-17 2020-09-14 Production method for chemically-modified microfibril cellulose fibers

Publications (2)

Publication Number Publication Date
JPWO2021054274A1 true JPWO2021054274A1 (en) 2021-03-25
JP6857289B1 JP6857289B1 (en) 2021-04-14

Family

ID=74884668

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021503617A Active JP6857289B1 (en) 2019-09-17 2020-09-14 Method for Producing Chemically Modified Microfibril Cellulose Fiber

Country Status (3)

Country Link
JP (1) JP6857289B1 (en)
CN (1) CN113728138B (en)
WO (1) WO2021054274A1 (en)

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5664245B2 (en) * 2008-12-26 2015-02-04 王子ホールディングス株式会社 Method for producing fine fibrous cellulose sheet
US9845575B2 (en) * 2009-05-14 2017-12-19 International Paper Company Fibrillated blend of lyocell low DP pulp
CA2803650A1 (en) * 2010-07-12 2012-01-19 Akzo Nobel Chemicals International B.V. Cellulosic fibre composition
FI126457B (en) * 2011-11-14 2016-12-15 Upm Kymmene Corp Method for producing fibril pulp
FI124748B (en) * 2011-11-15 2015-01-15 Upm Kymmene Corp Paper product and method and system for preparing the mixture ratio
US10167576B2 (en) * 2012-05-21 2019-01-01 Oji Holdings Corporation Method of producing fine fiber, and fine fiber, non-woven fabric, and fine fibrous cellulose
FI127682B (en) * 2013-01-04 2018-12-14 Stora Enso Oyj A method of producing microfibrillated cellulose
JP6390523B2 (en) * 2015-06-03 2018-09-19 王子ホールディングス株式会社 Pulp slurry and pulp sheet
JP6783078B2 (en) * 2015-06-16 2020-11-11 大王製紙株式会社 Cellulose nanofiber manufacturing method and cellulose nanofiber manufacturing equipment
KR102116907B1 (en) * 2015-07-22 2020-05-29 닛폰세이시가부시키가이샤 Cellulose fiber containing metal ion, hygienic thin paper and absorbent article using the same
WO2019189590A1 (en) * 2018-03-30 2019-10-03 日本製紙株式会社 Carboxymethylated microfibrillar cellulose fibers and composition thereof
EP3779039A4 (en) * 2018-03-30 2022-03-09 Nippon Paper Industries Co., Ltd. Oxidized microfibrillar cellulose fibers and composition thereof

Also Published As

Publication number Publication date
CN113728138A (en) 2021-11-30
JP6857289B1 (en) 2021-04-14
CN113728138B (en) 2022-12-27
WO2021054274A1 (en) 2021-03-25

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