EP3328924A4 - METHODS AND SYSTEMS FOR PROCESSING MIXED TEXTILE RAW MATERIAL, ISOLATING CONSTITUENT MOLECULES, AND REGENERATING POLYESTER AND CELLULOSIC FIBERS - Google Patents

METHODS AND SYSTEMS FOR PROCESSING MIXED TEXTILE RAW MATERIAL, ISOLATING CONSTITUENT MOLECULES, AND REGENERATING POLYESTER AND CELLULOSIC FIBERS Download PDF

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Publication number
EP3328924A4
EP3328924A4 EP16831317.9A EP16831317A EP3328924A4 EP 3328924 A4 EP3328924 A4 EP 3328924A4 EP 16831317 A EP16831317 A EP 16831317A EP 3328924 A4 EP3328924 A4 EP 3328924A4
Authority
EP
European Patent Office
Prior art keywords
systems
methods
raw material
cellulosic fibers
textile raw
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.)
Pending
Application number
EP16831317.9A
Other languages
German (de)
French (fr)
Other versions
EP3328924A1 (en
Inventor
Stacy Flynn
Christopher Stanev
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.)
Evrnu SPC
Original Assignee
Evrnu SPC
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
Priority claimed from US14/811,723 external-priority patent/US20160369456A1/en
Application filed by Evrnu SPC filed Critical Evrnu SPC
Publication of EP3328924A1 publication Critical patent/EP3328924A1/en
Publication of EP3328924A4 publication Critical patent/EP3328924A4/en
Pending legal-status Critical Current

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Classifications

    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biochemistry (AREA)
  • Textile Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Processing Of Solid Wastes (AREA)
EP16831317.9A 2015-07-28 2016-07-27 METHODS AND SYSTEMS FOR PROCESSING MIXED TEXTILE RAW MATERIAL, ISOLATING CONSTITUENT MOLECULES, AND REGENERATING POLYESTER AND CELLULOSIC FIBERS Pending EP3328924A4 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201562198077P 2015-07-28 2015-07-28
US14/811,723 US20160369456A1 (en) 2014-04-17 2015-07-28 Methods and systems for processing cellulose-containing materials and isolating cellulose molecules; methods for regenerating cellulosic fibers
US201562214708P 2015-09-04 2015-09-04
PCT/US2016/044325 WO2017019802A1 (en) 2015-07-28 2016-07-27 Methods and systems for processing mixed textile feedstock, isolating constituent molecules, and regenerating cellulosic and polyester fibers

Publications (2)

Publication Number Publication Date
EP3328924A1 EP3328924A1 (en) 2018-06-06
EP3328924A4 true EP3328924A4 (en) 2019-04-03

Family

ID=57885015

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16831317.9A Pending EP3328924A4 (en) 2015-07-28 2016-07-27 METHODS AND SYSTEMS FOR PROCESSING MIXED TEXTILE RAW MATERIAL, ISOLATING CONSTITUENT MOLECULES, AND REGENERATING POLYESTER AND CELLULOSIC FIBERS

Country Status (2)

Country Link
EP (1) EP3328924A4 (en)
WO (1) WO2017019802A1 (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3511371A1 (en) * 2018-01-15 2019-07-17 Lenzing Aktiengesellschaft Reuse of insoluble particles from a cellulose precursor
EP3511449B1 (en) 2018-01-15 2022-03-23 Lenzing Aktiengesellschaft Reuse of lyocell cellulose for lyocell method
EP3511451A1 (en) * 2018-01-15 2019-07-17 Lenzing Aktiengesellschaft Method for reusing a mixed textile containing cellulose and synthetic plastic
EP3511874A1 (en) * 2018-01-15 2019-07-17 Lenzing Aktiengesellschaft Encoding of a cellulose product
EP3511448A1 (en) 2018-01-15 2019-07-17 Lenzing Aktiengesellschaft Method for the recycling of textile material containing cellulose
ES3009596T3 (en) * 2018-01-15 2025-03-27 Chemiefaser Lenzing Ag Moulded article comprising cellulose incorporated into elastane and method of manufacturing
SE543048C2 (en) * 2018-12-19 2020-09-29 Re Newcell Ab A method for separating cellulosic fibers from non-cellulosic fibers
GB2583719B (en) 2019-05-02 2023-05-31 Worn Again Tech Ltd Recycling process
US12202946B2 (en) 2019-12-13 2025-01-21 Lenzing Aktiengesellschaft Method for the recovery of starting materials from blended textile wastes
FI130401B (en) 2020-03-09 2023-08-14 Infinited Fiber Company Oy Separation of polycotton blends
WO2023034885A1 (en) 2021-08-31 2023-03-09 Apani Systems Inc. Textile recycling
JP2024543601A (en) * 2021-12-06 2024-11-21 ハイキュ マテリアルズ アーゲー Manufacturing method of regenerated cellulose yarn from recycled waste materials
CN116655465B (en) * 2022-02-18 2024-09-06 青岛阿脒诺材料技术有限公司 Recycling method of polyester blended fabric
CN115304681B (en) * 2022-07-25 2023-08-11 万华化学集团股份有限公司 A kind of preparation method of modified cellulose acetate butyrate
CN115198425B (en) * 2022-07-28 2023-09-12 安徽省天助纺织科技集团股份有限公司 Method for manufacturing heat-insulating fabric by using waste textiles
CN116397450A (en) * 2023-04-11 2023-07-07 东华大学 Decolorization of black waste cotton blended fabric and method for preparing cellulose dissolving pulp
CN121336010A (en) 2023-05-26 2026-01-13 艾尼科控股有限公司 Oxidation method for manufacturing regenerated cellulose yarn derived from recycled waste materials
WO2025162806A1 (en) 2024-01-31 2025-08-07 HeiQ AeoniQ Holding AG Process for fabrication of cellulose yarns derived from cellulose feedstocks

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5929228A (en) * 1998-02-09 1999-07-27 Cheng; Meng-Song Cellulose solution with low viscosity and process of preparing the same
US20090088564A1 (en) * 2007-09-28 2009-04-02 Weyerhaeuser Company Dissolution of Cellulose in Mixed Solvent Systems
WO2010104458A1 (en) * 2009-03-09 2010-09-16 Kiram Ab A shaped cellulose manufacturing process combined with a pulp mill recovery system
WO2014081291A1 (en) * 2012-11-21 2014-05-30 Agrawal Ecolabs Processing of cotton-polyester waste textile

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60139873A (en) 1983-12-26 1985-07-24 旭化成株式会社 Modification of fiber material
US5342854A (en) * 1993-07-28 1994-08-30 Hoechst Celanese Corporation Polyester dissolution for polyester/cotton blend recycle
ATE254688T1 (en) * 1997-08-14 2003-12-15 Takashi Watanabe CHEMICAL PROCESS FOR DEPOLYMERIZING LIGNIN
DE10223174A1 (en) * 2002-05-24 2003-12-11 Fraunhofer Ges Forschung Process for the production of cellulose carbamate moldings
US7998313B2 (en) * 2006-12-07 2011-08-16 Georgia-Pacific Consumer Products Lp Inflated fibers of regenerated cellulose formed from ionic liquid/cellulose dope and related products
US20140364538A1 (en) * 2011-12-07 2014-12-11 University Of Florida Research Foundation, Inc. Modified cellulose, methods of manufacture thereof and articles comprising the same
WO2013124265A1 (en) * 2012-02-20 2013-08-29 Renewcell Lux S.À.R.L Regeneration of cellulose

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5929228A (en) * 1998-02-09 1999-07-27 Cheng; Meng-Song Cellulose solution with low viscosity and process of preparing the same
US20090088564A1 (en) * 2007-09-28 2009-04-02 Weyerhaeuser Company Dissolution of Cellulose in Mixed Solvent Systems
WO2010104458A1 (en) * 2009-03-09 2010-09-16 Kiram Ab A shaped cellulose manufacturing process combined with a pulp mill recovery system
WO2014081291A1 (en) * 2012-11-21 2014-05-30 Agrawal Ecolabs Processing of cotton-polyester waste textile

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017019802A1 *

Also Published As

Publication number Publication date
EP3328924A1 (en) 2018-06-06
WO2017019802A1 (en) 2017-02-02

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