CA3092615C - Pulp and lyocell articles with reduced cellulose content - Google Patents

Pulp and lyocell articles with reduced cellulose content Download PDF

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Publication number
CA3092615C
CA3092615C CA3092615A CA3092615A CA3092615C CA 3092615 C CA3092615 C CA 3092615C CA 3092615 A CA3092615 A CA 3092615A CA 3092615 A CA3092615 A CA 3092615A CA 3092615 C CA3092615 C CA 3092615C
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CA
Canada
Prior art keywords
pulp
lyocell
content
hemicellulose
weight
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.)
Active
Application number
CA3092615A
Other languages
English (en)
French (fr)
Other versions
CA3092615A1 (en
Inventor
Verena Silbermann
Martina OPIETNIK
Gabriele Schild
Susanne Moderl
Magdalena Korbler
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.)
Lenzing AG
Original Assignee
Lenzing AG
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 Lenzing AG filed Critical Lenzing AG
Publication of CA3092615A1 publication Critical patent/CA3092615A1/en
Application granted granted Critical
Publication of CA3092615C publication Critical patent/CA3092615C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • D01F2/24—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives
    • D01F2/28—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives from organic cellulose esters or ethers, e.g. cellulose acetate
    • D01F2/30—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives from organic cellulose esters or ethers, e.g. cellulose acetate by the dry spinning process
    • 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
    • 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
    • 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
    • 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
    • D21H13/02—Synthetic cellulose 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
    • D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
    • D21H13/02—Synthetic cellulose fibres
    • D21H13/08—Synthetic cellulose fibres from regenerated cellulose

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Textile Engineering (AREA)
  • Paper (AREA)
  • Artificial Filaments (AREA)
  • Nonwoven Fabrics (AREA)
  • Knitting Of Fabric (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
CA3092615A 2018-03-06 2019-03-06 Pulp and lyocell articles with reduced cellulose content Active CA3092615C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP18160123.8 2018-03-06
EP18160123.8A EP3536850A1 (de) 2018-03-06 2018-03-06 Zellstoff und lyocellformkörper mit reduziertem cellulosegehalt
PCT/EP2019/055593 WO2019170763A1 (de) 2018-03-06 2019-03-06 Zellstoff und lyocellformkörper mit reduziertem cellulosegehalt

Publications (2)

Publication Number Publication Date
CA3092615A1 CA3092615A1 (en) 2019-09-12
CA3092615C true CA3092615C (en) 2022-11-29

Family

ID=61569169

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3092615A Active CA3092615C (en) 2018-03-06 2019-03-06 Pulp and lyocell articles with reduced cellulose content

Country Status (11)

Country Link
US (1) US20210002825A1 (zh)
EP (2) EP3536850A1 (zh)
CN (1) CN111788348B (zh)
BR (1) BR112020017780A2 (zh)
CA (1) CA3092615C (zh)
CL (1) CL2020002286A1 (zh)
ES (1) ES2968528T3 (zh)
FI (1) FI3762537T3 (zh)
TW (1) TWI746936B (zh)
WO (1) WO2019170763A1 (zh)
ZA (1) ZA202006048B (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI814782B (zh) * 2018-03-06 2023-09-11 奧地利商蘭仁股份有限公司 溶劑紡絲之纖維素纖維
CN113109205A (zh) * 2021-03-29 2021-07-13 杭州融凯盛科技有限公司 一种快速检测莱赛尔纤维成型状态方法

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4246221A (en) 1979-03-02 1981-01-20 Akzona Incorporated Process for shaped cellulose article prepared from a solution containing cellulose dissolved in a tertiary amine N-oxide solvent
ATA53792A (de) 1992-03-17 1995-02-15 Chemiefaser Lenzing Ag Verfahren zur herstellung cellulosischer formkörper, vorrichtung zur durchführung des verfahrens sowie verwendung einer spinnvorrichtung
DE59306540D1 (de) 1992-10-05 1997-06-26 Hans Paluschinski Schlamm- und abwasser-probeentnahmegerät und verfahren zur probeentnahme
US5413631A (en) 1993-05-24 1995-05-09 Courtaulds (Holding) Limited Formation of a cellulose-based premix
US5456748A (en) 1993-05-24 1995-10-10 Courtaulds Fibres (Holdings) Ltd. Premix storage hopper
AT401271B (de) 1993-07-08 1996-07-25 Chemiefaser Lenzing Ag Verfahren zur herstellung von cellulosefasern
GB9412501D0 (en) * 1994-06-22 1994-08-10 Courtaulds Fibres Holdings Ltd Manufacture of fibre
AT402410B (de) 1995-04-19 1997-05-26 Chemiefaser Lenzing Ag Verfahren zur herstellung einer cellulosesuspension
AT409130B (de) 1995-04-25 2002-05-27 Chemiefaser Lenzing Ag Verwendung einer vorrichtung zum halten und abgeben einer homogenen cellulosesuspension
GB9607456D0 (en) 1996-04-10 1996-06-12 Courtaulds Fibres Holdings Ltd Spinning of filaments
AT404594B (de) 1996-08-01 1998-12-28 Chemiefaser Lenzing Ag Verfahren zur herstellung einer cellulosesuspension
US6331354B1 (en) 1996-08-23 2001-12-18 Weyerhaeuser Company Alkaline pulp having low average degree of polymerization values and method of producing the same
US6306334B1 (en) 1996-08-23 2001-10-23 The Weyerhaeuser Company Process for melt blowing continuous lyocell fibers
US6471727B2 (en) 1996-08-23 2002-10-29 Weyerhaeuser Company Lyocell fibers, and compositions for making the same
US6210801B1 (en) * 1996-08-23 2001-04-03 Weyerhaeuser Company Lyocell fibers, and compositions for making same
US6057438A (en) * 1996-10-11 2000-05-02 Eastman Chemical Company Process for the co-production of dissolving-grade pulp and xylan
US20020084045A1 (en) * 1998-11-12 2002-07-04 Dimitris Ioannis Collias Compositions for improving physical strength properties and humidity resistance of paper products
US6686040B2 (en) 1999-02-24 2004-02-03 Weyerhaeuser Company Use of thinnings and other low specific gravity wood for lyocell products
DE102004024029A1 (de) * 2004-05-13 2005-12-08 Zimmer Ag Lyocell-Verfahren und -Vorrichtung mit Steuerung des Metallionen-Gehalts
DE102004024030A1 (de) * 2004-05-13 2005-12-08 Zimmer Ag Lyocell-Verfahren mit polymerisationsgradabhängiger Einstellung der Verarbeitungsdauer
US8802229B2 (en) 2007-06-29 2014-08-12 Weyerhaeuser Nr Company Lyocell fibers
US9845575B2 (en) * 2009-05-14 2017-12-19 International Paper Company Fibrillated blend of lyocell low DP pulp
AT514001B1 (de) 2012-12-06 2016-03-15 Chemiefaser Lenzing Ag Verfahren zur Herstellung eines cellulosischen Formkörpers
US20150184338A1 (en) * 2013-12-31 2015-07-02 Weyerhaeuser Nr Company Treated kraft pulp compositions and methods of making the same
US9222223B1 (en) 2014-06-30 2015-12-29 Weyerhaeuser Nr Company Esterified cellulose pulp compositions and related methods
WO2016022459A1 (en) * 2014-08-05 2016-02-11 Celanese Acetate Llc Processes for pretreating and purifying a cellulosic material
US10239905B2 (en) * 2017-01-30 2019-03-26 The United States Of America As Represented By The Secretary Of Agriculture Low temperature and efficient fractionation of lignocellulosic biomass using recyclable organic solid acids

Also Published As

Publication number Publication date
ZA202006048B (en) 2022-03-30
TW201942444A (zh) 2019-11-01
US20210002825A1 (en) 2021-01-07
TWI746936B (zh) 2021-11-21
RU2020132856A (ru) 2022-04-06
EP3762537A1 (de) 2021-01-13
CL2020002286A1 (es) 2021-02-05
WO2019170763A1 (de) 2019-09-12
BR112020017780A2 (pt) 2020-12-22
CN111788348B (zh) 2023-03-28
ES2968528T3 (es) 2024-05-10
RU2020132856A3 (zh) 2022-04-12
CN111788348A (zh) 2020-10-16
EP3762537B1 (de) 2023-10-25
FI3762537T3 (fi) 2024-01-17
EP3536850A1 (de) 2019-09-11
CA3092615A1 (en) 2019-09-12

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