CL2020002286A1 - Pulp and lyocell fiber articles with lower cellulose content - Google Patents
Pulp and lyocell fiber articles with lower cellulose contentInfo
- Publication number
- CL2020002286A1 CL2020002286A1 CL2020002286A CL2020002286A CL2020002286A1 CL 2020002286 A1 CL2020002286 A1 CL 2020002286A1 CL 2020002286 A CL2020002286 A CL 2020002286A CL 2020002286 A CL2020002286 A CL 2020002286A CL 2020002286 A1 CL2020002286 A1 CL 2020002286A1
- Authority
- CL
- Chile
- Prior art keywords
- lyocell fiber
- pulp
- cellulose content
- fiber articles
- lower cellulose
- Prior art date
Links
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
Abstract
La presente invención describe composiciones especiales de celulosa, que permiten una producción estable a escala industrial de fibra de lyocell con menor contenido de celulosa, así como la fibra de lyocell producida a partir de ella.The present invention describes special cellulose compositions, which allow stable industrial-scale production of lyocell fiber with lower cellulose content, as well as lyocell fiber produced from it.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP18160123.8A EP3536850A1 (en) | 2018-03-06 | 2018-03-06 | Pulp and lyocell articles with reduced cellulose content |
Publications (1)
Publication Number | Publication Date |
---|---|
CL2020002286A1 true CL2020002286A1 (en) | 2021-02-05 |
Family
ID=61569169
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CL2020002286A CL2020002286A1 (en) | 2018-03-06 | 2020-09-03 | Pulp and lyocell fiber articles with lower cellulose content |
Country Status (10)
Country | Link |
---|---|
US (1) | US20210002825A1 (en) |
EP (2) | EP3536850A1 (en) |
CN (1) | CN111788348B (en) |
BR (1) | BR112020017780A2 (en) |
CA (1) | CA3092615C (en) |
CL (1) | CL2020002286A1 (en) |
FI (1) | FI3762537T3 (en) |
TW (1) | TWI746936B (en) |
WO (1) | WO2019170763A1 (en) |
ZA (1) | ZA202006048B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI814782B (en) * | 2018-03-06 | 2023-09-11 | 奧地利商蘭仁股份有限公司 | Solvent-spun cellulosic fibre |
CN113109205A (en) * | 2021-03-29 | 2021-07-13 | 杭州融凯盛科技有限公司 | Method for rapidly detecting forming state of lyocell fibers |
Family Cites Families (24)
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 (en) | 1992-03-17 | 1995-02-15 | Chemiefaser Lenzing Ag | METHOD FOR PRODUCING CELLULOSIC MOLDED BODIES, DEVICE FOR IMPLEMENTING THE METHOD AND USE OF A SPINNING DEVICE |
DE59306540D1 (en) | 1992-10-05 | 1997-06-26 | Hans Paluschinski | SLUDGE AND WASTEWATER SAMPLING DEVICE AND METHOD FOR SAMPLING |
US5456748A (en) | 1993-05-24 | 1995-10-10 | Courtaulds Fibres (Holdings) Ltd. | Premix storage hopper |
US5413631A (en) | 1993-05-24 | 1995-05-09 | Courtaulds (Holding) Limited | Formation of a cellulose-based premix |
AT401271B (en) | 1993-07-08 | 1996-07-25 | Chemiefaser Lenzing Ag | METHOD FOR PRODUCING CELLULOSE FIBERS |
GB9412501D0 (en) * | 1994-06-22 | 1994-08-10 | Courtaulds Fibres Holdings Ltd | Manufacture of fibre |
AT402410B (en) | 1995-04-19 | 1997-05-26 | Chemiefaser Lenzing Ag | METHOD FOR PRODUCING A CELLULOSE SUSPENSION |
AT409130B (en) | 1995-04-25 | 2002-05-27 | Chemiefaser Lenzing Ag | USE OF A DEVICE FOR HOLDING AND DELIVERING A HOMOGENEOUS CELLULOSE SUSPENSION |
GB9607456D0 (en) | 1996-04-10 | 1996-06-12 | Courtaulds Fibres Holdings Ltd | Spinning of filaments |
AT404594B (en) | 1996-08-01 | 1998-12-28 | Chemiefaser Lenzing Ag | METHOD FOR PRODUCING A CELLULOSE SUSPENSION |
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 |
US6306334B1 (en) * | 1996-08-23 | 2001-10-23 | The Weyerhaeuser Company | Process for melt blowing continuous lyocell fibers |
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 |
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 |
DE102004024030A1 (en) * | 2004-05-13 | 2005-12-08 | Zimmer Ag | Lyocell process with polymerization-degree-dependent adjustment of the processing time |
DE102004024029A1 (en) * | 2004-05-13 | 2005-12-08 | Zimmer Ag | Lyocell method and apparatus with metal ion content control |
US9845575B2 (en) * | 2009-05-14 | 2017-12-19 | International Paper Company | Fibrillated blend of lyocell low DP pulp |
AT514001B1 (en) | 2012-12-06 | 2016-03-15 | Chemiefaser Lenzing Ag | Process for the preparation of a cellulosic molding |
US20150184338A1 (en) * | 2013-12-31 | 2015-07-02 | Weyerhaeuser Nr Company | Treated kraft pulp compositions and methods of making the same |
US20160040360A1 (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 |
-
2018
- 2018-03-06 EP EP18160123.8A patent/EP3536850A1/en not_active Withdrawn
-
2019
- 2019-03-06 BR BR112020017780-6A patent/BR112020017780A2/en unknown
- 2019-03-06 FI FIEP19708327.2T patent/FI3762537T3/en active
- 2019-03-06 WO PCT/EP2019/055593 patent/WO2019170763A1/en unknown
- 2019-03-06 TW TW108107361A patent/TWI746936B/en active
- 2019-03-06 US US16/978,340 patent/US20210002825A1/en active Pending
- 2019-03-06 CA CA3092615A patent/CA3092615C/en active Active
- 2019-03-06 EP EP19708327.2A patent/EP3762537B1/en active Active
- 2019-03-06 CN CN201980017308.8A patent/CN111788348B/en active Active
-
2020
- 2020-09-03 CL CL2020002286A patent/CL2020002286A1/en unknown
- 2020-09-30 ZA ZA2020/06048A patent/ZA202006048B/en unknown
Also Published As
Publication number | Publication date |
---|---|
RU2020132856A (en) | 2022-04-06 |
CN111788348A (en) | 2020-10-16 |
CA3092615A1 (en) | 2019-09-12 |
FI3762537T3 (en) | 2024-01-17 |
EP3762537A1 (en) | 2021-01-13 |
TWI746936B (en) | 2021-11-21 |
ZA202006048B (en) | 2022-03-30 |
US20210002825A1 (en) | 2021-01-07 |
CA3092615C (en) | 2022-11-29 |
TW201942444A (en) | 2019-11-01 |
EP3762537B1 (en) | 2023-10-25 |
EP3536850A1 (en) | 2019-09-11 |
RU2020132856A3 (en) | 2022-04-12 |
BR112020017780A2 (en) | 2020-12-22 |
CN111788348B (en) | 2023-03-28 |
WO2019170763A1 (en) | 2019-09-12 |
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