SE1651375A1 - Recycling of cellulosic textiles - Google Patents

Recycling of cellulosic textiles

Info

Publication number
SE1651375A1
SE1651375A1 SE1651375A SE1651375A SE1651375A1 SE 1651375 A1 SE1651375 A1 SE 1651375A1 SE 1651375 A SE1651375 A SE 1651375A SE 1651375 A SE1651375 A SE 1651375A SE 1651375 A1 SE1651375 A1 SE 1651375A1
Authority
SE
Sweden
Prior art keywords
bleaching
recycling
swelling
cellulose
following
Prior art date
Application number
SE1651375A
Other languages
English (en)
Other versions
SE541675C2 (en
Inventor
Lindgren Christofer
Henriksson Gunnar
Lindström Mikael
Original Assignee
Re Newcell Ab
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=60480274&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SE1651375(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Re Newcell Ab filed Critical Re Newcell Ab
Priority to SE1651375A priority Critical patent/SE541675C2/en
Priority to PCT/EP2017/076360 priority patent/WO2018073177A1/en
Priority to ES17804813T priority patent/ES2836293T3/es
Priority to US16/341,086 priority patent/US11618978B2/en
Priority to EP17804813.8A priority patent/EP3529282B1/en
Priority to EP20197206.4A priority patent/EP3789406B1/en
Priority to PT178048138T priority patent/PT3529282T/pt
Priority to CN201780064625.6A priority patent/CN110088140A/zh
Publication of SE1651375A1 publication Critical patent/SE1651375A1/sv
Publication of SE541675C2 publication Critical patent/SE541675C2/en
Priority to US18/114,495 priority patent/US11891725B2/en

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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/08—Alkali cellulose
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B16/00—Regeneration of cellulose
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B9/00—Cellulose xanthate; Viscose
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/04—Recovery or working-up of waste materials of polymers
    • C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
    • C08J11/08—Recovery or working-up of waste materials of polymers without chemical reactions using selective solvents for polymer components
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/04—Recovery or working-up of waste materials of polymers
    • C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
    • C08J11/14—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with steam or water
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/04—Recovery or working-up of waste materials of polymers
    • C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
    • C08J11/16—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with inorganic material
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/003—Preparation of cellulose solutions, i.e. dopes, with different possible solvents, e.g. ionic liquids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2301/02—Cellulose; Modified cellulose
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D1/00—Treatment of filament-forming or like material
    • 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
    • D01F2/06—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from viscose
    • 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
    • D21C9/004—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives inorganic compounds
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
    • Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Biochemistry (AREA)
  • Sustainable Development (AREA)
  • General Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Processing Of Solid Wastes (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
SE1651375A 2016-10-19 2016-10-19 Recycling of cellulosic textiles SE541675C2 (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
SE1651375A SE541675C2 (en) 2016-10-19 2016-10-19 Recycling of cellulosic textiles
CN201780064625.6A CN110088140A (zh) 2016-10-19 2017-10-16 纤维素纺织品的再循环
EP17804813.8A EP3529282B1 (en) 2016-10-19 2017-10-16 Recycling of cellulosic textiles
ES17804813T ES2836293T3 (es) 2016-10-19 2017-10-16 Reciclaje de textiles celulósicos
US16/341,086 US11618978B2 (en) 2016-10-19 2017-10-16 Recycling of cellulosic textiles
PCT/EP2017/076360 WO2018073177A1 (en) 2016-10-19 2017-10-16 Recycling of cellulosic textiles
EP20197206.4A EP3789406B1 (en) 2016-10-19 2017-10-16 Recycling of cellulosic textiles
PT178048138T PT3529282T (pt) 2016-10-19 2017-10-16 Reciclagem de têxteis celulósicos
US18/114,495 US11891725B2 (en) 2016-10-19 2023-02-27 Recycling of cellulosic textiles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1651375A SE541675C2 (en) 2016-10-19 2016-10-19 Recycling of cellulosic textiles

Publications (2)

Publication Number Publication Date
SE1651375A1 true SE1651375A1 (sv) 2018-04-20
SE541675C2 SE541675C2 (en) 2019-11-26

Family

ID=60480274

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1651375A SE541675C2 (en) 2016-10-19 2016-10-19 Recycling of cellulosic textiles

Country Status (7)

Country Link
US (2) US11618978B2 (sv)
EP (2) EP3789406B1 (sv)
CN (1) CN110088140A (sv)
ES (1) ES2836293T3 (sv)
PT (1) PT3529282T (sv)
SE (1) SE541675C2 (sv)
WO (1) WO2018073177A1 (sv)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114481656B (zh) 2015-06-11 2024-03-22 思科有限责任公司 用于从植物基和再生材料生产纸浆、能源和生物衍生物的方法和系统
WO2019140245A1 (en) 2018-01-12 2019-07-18 Tyton Biosciences, Llc Methods for recycling cotton and polyester fibers from waste textiles
PT3511449T (pt) * 2018-01-15 2022-05-04 Chemiefaser Lenzing Ag Reutilização de celulose de lyocell para processo lyocell
SE543048C2 (sv) 2018-12-19 2020-09-29 Re Newcell Ab A method for separating cellulosic fibers from non- cellulosic fibers
EP3670010A1 (en) 2018-12-21 2020-06-24 Lenzing Aktiengesellschaft Method for recycling a cellulose raw material from blended textile waste and cellulose raw material produced thereby
EP3748071A1 (de) * 2019-06-04 2020-12-09 Lenzing Aktiengesellschaft Gemeinsames aufbereiten von lignocellulosischem rohstoff und cellulose-haltigem lignin-freiem produkt
WO2021006798A1 (en) * 2019-07-05 2021-01-14 Kiram Ab Method for dissolving pulp from recycled textile material
CN114746494A (zh) 2019-12-13 2022-07-12 兰精股份公司 从混合型纺织废料中回收原材料的方法
EP3835023A1 (de) 2019-12-13 2021-06-16 Lenzing Aktiengesellschaft Verfahren zur verwertung von inhaltsstoffen aus mischtextilabfällen
FI130401B (sv) * 2020-03-09 2023-08-14 Infinited Fiber Company Oy Separering av blandningar av polyester-bomull
EP3882380B1 (en) 2020-03-16 2022-04-27 Re:NewCell AB One stage method for acid metal removal and bleach
SE2051513A1 (en) 2020-12-21 2022-03-08 Valmet Oy Method for bleaching pulp from recycled textile material
CN113564731B (zh) * 2021-06-17 2023-05-02 武汉纺织大学 一种回收利用牛仔激光废灰的方法及回收物
EP4144785B1 (en) 2021-09-01 2024-04-24 Asia Pacific Resources International Holdings Ltd A method of recycling textile waste cellulose
SE2250049A1 (en) * 2022-01-20 2023-07-21 Re Newcell Ab Recycling of mixtures of textiles comprising cellulose
SE545759C2 (en) 2022-06-20 2024-01-02 Valmet Oy Method for bleaching pulp from recycled textile material
SE545667C2 (en) 2022-06-20 2023-11-28 Valmet Oy Method for bleaching pulp from recycled textile material
SE545758C2 (en) 2022-06-20 2024-01-02 Valmet Oy Method for bleaching pulp from recycled textile material
FI20225736A1 (sv) 2022-08-19 2024-02-20 Infinited Fiber Company Oy Förfarande för processering av cellulosaavfall och sålunda erhållet färgfritt material
FI20225735A1 (sv) * 2022-08-19 2024-02-20 Andritz Oy System för avfärgning av material som innehåller cellulosa
SE545655C2 (en) 2022-10-06 2023-11-28 Re Newcell Ab Method for manufacturing a product comrpising recycled fibers by filtration and acid treatment of a viscose dope
SE2230370A1 (en) 2022-11-15 2024-05-16 Valmet Oy Method for bleaching cellulose pulp formed from recycled textile material
SE2230380A1 (en) * 2022-11-24 2024-05-25 Valmet Ab Method for handling filtrates in a process for producing bleached cellulose pulp from recycled textile material

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GB664340A (en) * 1948-12-15 1952-01-02 Celanese Corp Dyeing process for cellulose ester or ether textile materials
US2841579A (en) 1954-04-06 1958-07-01 Int Paper Canada Depolymerization of cellulose in alkaline medium
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US3591325A (en) 1969-04-25 1971-07-06 Arkansas Co Inc Products and process for removing organic pigments and dyes from dyed and printed natural and synthetic textile materials
IN146666B (sv) 1977-06-06 1979-08-04 Ahmedabad Textile Ind
US4227881A (en) 1978-11-17 1980-10-14 Royce Chemical Company New process of color stripping dyed textile fabric
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US5211809A (en) * 1991-05-21 1993-05-18 Air Products And Chemicals, Inc,. Dye removal in oxygen color stripping of secondary fibers
US5464501A (en) 1993-04-06 1995-11-07 Societe Anonyme Pour L'etude Et L'exploitation L'air Liquide, Des Procedes Georges Claude Bleaching recycled pulp with a reductive-oxidative sequence
AT401274B (de) 1993-11-23 1996-07-25 Degussa Austria Gmbh Verfahren zum bleichen von textilartikeln
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DE4444245C1 (de) 1994-12-13 1996-07-04 Hoechst Ag Verfahren zum Recycling von gefärbten, cellulosischen Abfallprodukten zu Fasern
US20040000012A1 (en) 2002-06-26 2004-01-01 Borregaard Chemcell Treatment of a mixture containing cellulose
AT503610B1 (de) * 2006-05-10 2012-03-15 Chemiefaser Lenzing Ag Verfahren zur herstellung eines zellstoffes
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BRPI1014723B1 (pt) 2009-04-28 2018-12-26 Heli Inovatio Hb processo para hidrólise de celulose
WO2012057684A1 (en) 2010-10-27 2012-05-03 Heli Inovatio Handelsbolag Process for the derivatization of cellulose
FI20115711L (sv) 2011-07-01 2013-01-02 Metsae Fibre Oy Förfarande för borttagning av hemicellulosa från kemisk massa
PT2817448T (pt) * 2012-02-20 2017-02-21 Re:Newcell Ab Regeneração de celulose
CN102747622B (zh) 2012-07-18 2014-04-16 绍兴文理学院 靛蓝染色纯棉牛仔布剥色剂及剥色方法
GB201216921D0 (en) 2012-09-21 2012-11-07 Worn Again Footwear And Accessories Ltd Process
US9349175B2 (en) * 2012-11-13 2016-05-24 Georgia-Pacific Consumer Products Lp Apparatus, system, and process for determining characteristics of a surface of a papermaking fabric
EP2981641B1 (en) 2013-04-04 2024-05-15 Aalto University Foundation sr Process for the production of shaped cellulose articles
US20160369456A1 (en) * 2014-04-17 2016-12-22 Evrnu, Spc Methods and systems for processing cellulose-containing materials and isolating cellulose molecules; methods for regenerating cellulosic fibers
AT515152B1 (de) 2013-11-26 2015-12-15 Chemiefaser Lenzing Ag Verfahren zum Vorbehandeln von rückgewonnenen Baumwollfasern zur Verwendung bei der Herstellung von Formkörpern aus regenerierter Cellulose
WO2018104330A1 (en) * 2016-12-06 2018-06-14 Re:Newcell Ab Cellulose fibers

Also Published As

Publication number Publication date
US20230250559A1 (en) 2023-08-10
CN110088140A (zh) 2019-08-02
EP3529282B1 (en) 2020-09-23
SE541675C2 (en) 2019-11-26
US20200165747A1 (en) 2020-05-28
EP3789406A1 (en) 2021-03-10
US11618978B2 (en) 2023-04-04
WO2018073177A1 (en) 2018-04-26
EP3789406B1 (en) 2023-07-26
EP3789406C0 (en) 2023-07-26
PT3529282T (pt) 2020-12-09
EP3529282A1 (en) 2019-08-28
US11891725B2 (en) 2024-02-06
ES2836293T3 (es) 2021-06-24

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