JPWO2023074848A1 - - Google Patents

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Publication number
JPWO2023074848A1
JPWO2023074848A1 JP2023556671A JP2023556671A JPWO2023074848A1 JP WO2023074848 A1 JPWO2023074848 A1 JP WO2023074848A1 JP 2023556671 A JP2023556671 A JP 2023556671A JP 2023556671 A JP2023556671 A JP 2023556671A JP WO2023074848 A1 JPWO2023074848 A1 JP WO2023074848A1
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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
JP2023556671A
Other languages
Japanese (ja)
Other versions
JPWO2023074848A5 (https=
JP7743871B2 (ja
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.)
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Publication date
Application filed filed Critical
Publication of JPWO2023074848A1 publication Critical patent/JPWO2023074848A1/ja
Publication of JPWO2023074848A5 publication Critical patent/JPWO2023074848A5/ja
Application granted granted Critical
Publication of JP7743871B2 publication Critical patent/JP7743871B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B5/00—Preparation of cellulose esters of inorganic acids, e.g. phosphates
    • C08B5/14—Cellulose sulfate
    • 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
    • C08L1/08—Cellulose derivatives
    • C08L1/16—Esters of inorganic acids
    • 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
    • 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
    • D21C9/005—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives organic compounds
    • 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
    • D21C9/007—Modification of pulp properties by mechanical or physical means
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
JP2023556671A 2021-10-29 2022-10-28 微細セルロース繊維粉末、及び微細セルロース繊維粉末の製造方法 Active JP7743871B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021177465 2021-10-29
JP2021177465A JP7215554B1 (ja) 2021-10-29 2021-10-29 微細セルロース繊維粉末、及び微細セルロース繊維粉末の製造方法
PCT/JP2022/040372 WO2023074848A1 (ja) 2021-10-29 2022-10-28 微細セルロース繊維粉末、及び微細セルロース繊維粉末の製造方法

Publications (3)

Publication Number Publication Date
JPWO2023074848A1 true JPWO2023074848A1 (https=) 2023-05-04
JPWO2023074848A5 JPWO2023074848A5 (https=) 2024-07-02
JP7743871B2 JP7743871B2 (ja) 2025-09-25

Family

ID=85111675

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2021177465A Active JP7215554B1 (ja) 2021-10-29 2021-10-29 微細セルロース繊維粉末、及び微細セルロース繊維粉末の製造方法
JP2023556671A Active JP7743871B2 (ja) 2021-10-29 2022-10-28 微細セルロース繊維粉末、及び微細セルロース繊維粉末の製造方法

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP2021177465A Active JP7215554B1 (ja) 2021-10-29 2021-10-29 微細セルロース繊維粉末、及び微細セルロース繊維粉末の製造方法

Country Status (5)

Country Link
US (1) US20250019466A1 (https=)
EP (1) EP4424715A4 (https=)
JP (2) JP7215554B1 (https=)
CN (1) CN118176218A (https=)
WO (1) WO2023074848A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7798075B2 (ja) * 2023-03-31 2026-01-14 横河電機株式会社 酸発生剤

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021117662A1 (ja) * 2019-12-09 2021-06-17 東洋製罐グループホールディングス株式会社 セルロースナノクリスタル分散液及びセルロースナノクリスタル含有コーティング液
WO2021215502A1 (ja) * 2020-04-22 2021-10-28 王子ホールディングス株式会社 繊維状セルロース、繊維状セルロース分散液及び繊維状セルロースの製造方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4998981B2 (ja) 2006-06-20 2012-08-15 国立大学法人 東京大学 微細セルロース繊維
CN107630385B (zh) 2012-08-10 2020-12-11 王子控股株式会社 微细纤维状纤维素聚集体及其制造方法、以及微细纤维状纤维素分散液的再制造方法
JP2014114416A (ja) * 2012-12-12 2014-06-26 Kao Corp 粉末セルロースの製造方法
JP6907489B2 (ja) * 2015-09-17 2021-07-21 王子ホールディングス株式会社 微細繊維状セルロース含有物
CA3049855C (en) * 2017-01-16 2022-06-14 Kri, Inc. Sulfuric acid esterification modified cellulose nanofibers and method for producing cellulose nanofibers
JP6462051B2 (ja) * 2017-06-29 2019-01-30 第一工業製薬株式会社 化学修飾セルロース繊維およびその製造方法
JP6751811B2 (ja) * 2019-12-06 2020-09-09 丸住製紙株式会社 微細セルロース繊維含有乾燥固形物、微細セルロース繊維再分散液
JP6754885B2 (ja) * 2018-12-18 2020-09-16 丸住製紙株式会社 微細セルロース繊維含有乾燥固形物、微細セルロース繊維再分散液
JP7402615B2 (ja) * 2019-03-28 2023-12-21 株式会社スギノマシン 予備セルロースナノファイバー（ｃｎｆ）粉末、ｃｎｆ分散液および樹脂組成物の製造方法
JP2021095470A (ja) * 2019-12-16 2021-06-24 王子ホールディングス株式会社 粉末状セルロース
JP6831935B1 (ja) * 2020-03-24 2021-02-17 第一工業製薬株式会社 セルロース組成物及びセルロース組成物の製造方法
JP7281075B2 (ja) 2020-05-08 2023-05-25 三菱電機株式会社 誘導加熱調理器

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021117662A1 (ja) * 2019-12-09 2021-06-17 東洋製罐グループホールディングス株式会社 セルロースナノクリスタル分散液及びセルロースナノクリスタル含有コーティング液
WO2021215502A1 (ja) * 2020-04-22 2021-10-28 王子ホールディングス株式会社 繊維状セルロース、繊維状セルロース分散液及び繊維状セルロースの製造方法

Also Published As

Publication number Publication date
EP4424715A4 (en) 2025-11-19
WO2023074848A1 (ja) 2023-05-04
EP4424715A1 (en) 2024-09-04
CN118176218A (zh) 2024-06-11
JP7743871B2 (ja) 2025-09-25
JP2023066710A (ja) 2023-05-16
JP7215554B1 (ja) 2023-01-31
US20250019466A1 (en) 2025-01-16

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