EP4324980A4 - Method for manufacturing fiber mat, and fiber mat - Google Patents

Method for manufacturing fiber mat, and fiber mat

Info

Publication number
EP4324980A4
EP4324980A4 EP22788004.4A EP22788004A EP4324980A4 EP 4324980 A4 EP4324980 A4 EP 4324980A4 EP 22788004 A EP22788004 A EP 22788004A EP 4324980 A4 EP4324980 A4 EP 4324980A4
Authority
EP
European Patent Office
Prior art keywords
fiber mat
manufacturing
manufacturing fiber
mat
fiber
Prior art date
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.)
Withdrawn
Application number
EP22788004.4A
Other languages
German (de)
French (fr)
Other versions
EP4324980A1 (en
Inventor
Hikaru MORIMOTO
Kousuke YAMAZAKI
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co Ltd
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
Application filed by Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of EP4324980A1 publication Critical patent/EP4324980A1/en
Publication of EP4324980A4 publication Critical patent/EP4324980A4/en
Withdrawn legal-status Critical Current

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
    • D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
    • D21H13/10—Organic non-cellulose fibres
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/10—Wire-cloths
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
    • D21F11/02—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines of the Fourdrinier type
    • 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
    • D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
    • D21H13/10—Organic non-cellulose fibres
    • D21H13/20—Organic non-cellulose fibres from macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • 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
    • D21H15/00—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution
    • D21H15/02—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration
    • 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
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/50—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by form
    • D21H21/52—Additives of definite length or shape
    • 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
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • 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
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
    • D21H27/30—Multi-ply

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)
  • Nonwoven Fabrics (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
EP22788004.4A 2021-04-14 2022-03-25 Method for manufacturing fiber mat, and fiber mat Withdrawn EP4324980A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021068328 2021-04-14
PCT/JP2022/014604 WO2022220079A1 (en) 2021-04-14 2022-03-25 Method for manufacturing fiber mat, and fiber mat

Publications (2)

Publication Number Publication Date
EP4324980A1 EP4324980A1 (en) 2024-02-21
EP4324980A4 true EP4324980A4 (en) 2025-03-12

Family

ID=83640661

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22788004.4A Withdrawn EP4324980A4 (en) 2021-04-14 2022-03-25 Method for manufacturing fiber mat, and fiber mat

Country Status (5)

Country Link
US (1) US20230416987A1 (en)
EP (1) EP4324980A4 (en)
JP (1) JP7495010B2 (en)
CN (1) CN117015642B (en)
WO (1) WO2022220079A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021060255A1 (en) * 2019-09-25 2021-04-01 株式会社村田製作所 Liquid crystal polymer powder and method for producing same

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001266830A (en) * 2000-01-12 2001-09-28 Japan Vilene Co Ltd Battery separator
JP2009144272A (en) * 2007-12-12 2009-07-02 Daio Paper Corp Paper and method for producing paper
WO2011070923A1 (en) * 2009-12-10 2011-06-16 王子製紙株式会社 Process for producing sheet of finely fibrous cellulose, and composite obtained by impregnating the sheet of finely fibrous cellulose with resin
US20130078882A1 (en) * 2011-09-27 2013-03-28 Samsung Electro-Mechanics Co., Ltd. Porous sheet and method for manufacturing the porous sheet
US20160177512A1 (en) * 2013-07-19 2016-06-23 Asahi Kasei Fibers Corporation Fine cellulose fiber sheet
EP4116360A1 (en) * 2020-03-06 2023-01-11 Murata Manufacturing Co., Ltd. Liquid crystal polymer film and method for producing same

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56315A (en) * 1979-06-11 1981-01-06 Teijin Ltd Production of synthetic pulp of polyester
JPH0633595B2 (en) * 1984-05-11 1994-05-02 ヘキスト・セラニーズ・コーポレーション High-performance paper made of fibrils of thermotropic liquid crystal polymer
US8383529B2 (en) * 2004-07-01 2013-02-26 Asahi Kasei Kabushiki Kaisha Cellulose nonwoven fabric
JP4916984B2 (en) * 2007-09-19 2012-04-18 株式会社クラレ Non-woven
JP5254720B2 (en) * 2008-09-24 2013-08-07 株式会社クラレ Method for producing fibrillated molten liquid crystal polymer fiber
JP5787700B2 (en) 2011-09-30 2015-09-30 ユニ・チャーム株式会社 Nonwoven manufacturing method
JP6175776B2 (en) * 2013-01-18 2017-08-09 三菱自動車工業株式会社 Bamboo fiber sheet manufacturing method
JP6131974B2 (en) * 2015-03-06 2017-05-24 王子ホールディングス株式会社 Method for producing fine fiber-containing sheet
WO2021060255A1 (en) * 2019-09-25 2021-04-01 株式会社村田製作所 Liquid crystal polymer powder and method for producing same

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001266830A (en) * 2000-01-12 2001-09-28 Japan Vilene Co Ltd Battery separator
JP2009144272A (en) * 2007-12-12 2009-07-02 Daio Paper Corp Paper and method for producing paper
WO2011070923A1 (en) * 2009-12-10 2011-06-16 王子製紙株式会社 Process for producing sheet of finely fibrous cellulose, and composite obtained by impregnating the sheet of finely fibrous cellulose with resin
US20130078882A1 (en) * 2011-09-27 2013-03-28 Samsung Electro-Mechanics Co., Ltd. Porous sheet and method for manufacturing the porous sheet
US20160177512A1 (en) * 2013-07-19 2016-06-23 Asahi Kasei Fibers Corporation Fine cellulose fiber sheet
EP4116360A1 (en) * 2020-03-06 2023-01-11 Murata Manufacturing Co., Ltd. Liquid crystal polymer film and method for producing same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022220079A1 *

Also Published As

Publication number Publication date
CN117015642B (en) 2026-03-27
US20230416987A1 (en) 2023-12-28
EP4324980A1 (en) 2024-02-21
JPWO2022220079A1 (en) 2022-10-20
CN117015642A (en) 2023-11-07
JP7495010B2 (en) 2024-06-04
WO2022220079A1 (en) 2022-10-20

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