EP4271886A4 - PROCESS FOR PRODUCING A CELLULOSIC FIBER STRUCTURE AND FIBER STRUCTURE - Google Patents

PROCESS FOR PRODUCING A CELLULOSIC FIBER STRUCTURE AND FIBER STRUCTURE Download PDF

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Publication number
EP4271886A4
EP4271886A4 EP21914814.5A EP21914814A EP4271886A4 EP 4271886 A4 EP4271886 A4 EP 4271886A4 EP 21914814 A EP21914814 A EP 21914814A EP 4271886 A4 EP4271886 A4 EP 4271886A4
Authority
EP
European Patent Office
Prior art keywords
fiber structure
producing
cellulosic
cellulosic fiber
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Withdrawn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
EP21914814.5A
Other languages
German (de)
French (fr)
Other versions
EP4271886A1 (en
Inventor
Frank Peng
Isto Heiskanen
Kaj Backfolk
Sohrab KAZEMAHVAZI
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.)
Stora Enso Oyj
Original Assignee
Stora Enso Oyj
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 Stora Enso Oyj filed Critical Stora Enso Oyj
Publication of EP4271886A1 publication Critical patent/EP4271886A1/en
Publication of EP4271886A4 publication Critical patent/EP4271886A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D101/00—Coating compositions based on cellulose, modified cellulose, or cellulose derivatives
    • C09D101/02—Cellulose; Modified cellulose
    • 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
    • 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
    • D21H21/14—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 function or properties in or on the paper
    • D21H21/18—Reinforcing agents
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21J—FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
    • D21J3/00—Manufacture of articles by pressing wet fibre pulp, or papier-mâché, between moulds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21J—FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
    • D21J5/00—Manufacture of hollow articles by transferring sheets, produced from fibres suspensions or papier-mâché by suction on wire-net moulds, to couch-moulds
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21J—FIBREBOARD; MANUFACTURE OF ARTICLES FROM CELLULOSIC FIBROUS SUSPENSIONS OR FROM PAPIER-MACHE
    • D21J7/00—Manufacture of hollow articles from fibre suspensions or papier-mâché by deposition of fibres in or on a wire-net mould
    • 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
    • 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
    • D21H19/00—Coated paper; Coating material
    • D21H19/10—Coatings without pigments
    • D21H19/12—Coatings without pigments applied as a solution using water as the only solvent, e.g. in the presence of acid or alkaline compounds

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Paper (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
EP21914814.5A 2020-12-30 2021-12-17 PROCESS FOR PRODUCING A CELLULOSIC FIBER STRUCTURE AND FIBER STRUCTURE Withdrawn EP4271886A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE2051575A SE546385C2 (en) 2020-12-30 2020-12-30 Method of producing a three-dimensional molded article from cellulose fibers and a molded article
PCT/IB2021/061938 WO2022144681A1 (en) 2020-12-30 2021-12-17 Method of producing a cellulose fiber structure and a fiber structure

Publications (2)

Publication Number Publication Date
EP4271886A1 EP4271886A1 (en) 2023-11-08
EP4271886A4 true EP4271886A4 (en) 2024-11-06

Family

ID=82258720

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21914814.5A Withdrawn EP4271886A4 (en) 2020-12-30 2021-12-17 PROCESS FOR PRODUCING A CELLULOSIC FIBER STRUCTURE AND FIBER STRUCTURE

Country Status (3)

Country Link
EP (1) EP4271886A4 (en)
SE (1) SE546385C2 (en)
WO (1) WO2022144681A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE2330131A1 (en) * 2023-03-20 2024-05-30 Stora Enso Oyj A method for providing a barrier coating on a moulded article
SE2350317A1 (en) * 2023-03-21 2024-09-22 Blue Ocean Closures Ab A material with enhanced water and/or grease repellency, method for its manufacture and use
WO2025003554A1 (en) * 2023-06-30 2025-01-02 Kemira Oyj A method for producing a fiber based article
WO2025003555A1 (en) * 2023-06-30 2025-01-02 Kemira Oyj A method for producing a fiber based article

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017046755A1 (en) * 2015-09-17 2017-03-23 Stora Enso Oyj A method for producing a film having good barrier properties
CN109629323A (en) * 2018-12-25 2019-04-16 浙江恒达新材料股份有限公司 A kind of high waterproof suction pipe facial tissue and preparation method thereof
US20190248988A1 (en) * 2016-07-01 2019-08-15 Stora Enso Oyj Method for the production of a film comprising microfibrillated cellulose and a film comprising microfibrillated cellulose

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE539366C2 (en) * 2014-12-18 2017-08-15 Stora Enso Oyj Process for the production of paper or board coated with a coating comprising microfibrillated cellulose and a water retention agent
US12037749B2 (en) * 2016-07-26 2024-07-16 Footprint International, LLC Acrylate and non-acrylate based chemical compositions for selectively coating fiber-based food containers
SE541435C2 (en) * 2016-10-31 2019-10-01 Stora Enso Oyj Process for providing coating layer comprising microfibrillated cellulose
CN111519476B (en) * 2020-05-18 2023-03-24 杭州西红柿环保科技有限公司 Full-degradable alcohol-proof paper pulp molded product and preparation method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017046755A1 (en) * 2015-09-17 2017-03-23 Stora Enso Oyj A method for producing a film having good barrier properties
US10676868B2 (en) * 2015-09-17 2020-06-09 Stora Enso Oyj Method for producing a film having good barrier properties
US20190248988A1 (en) * 2016-07-01 2019-08-15 Stora Enso Oyj Method for the production of a film comprising microfibrillated cellulose and a film comprising microfibrillated cellulose
CN109629323A (en) * 2018-12-25 2019-04-16 浙江恒达新材料股份有限公司 A kind of high waterproof suction pipe facial tissue and preparation method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022144681A1 *

Also Published As

Publication number Publication date
WO2022144681A1 (en) 2022-07-07
EP4271886A1 (en) 2023-11-08
SE2051575A1 (en) 2022-07-01
SE546385C2 (en) 2024-10-22

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