CA3203807A1 - Continuous dissolution of a cellulose derivative - Google Patents

Continuous dissolution of a cellulose derivative

Info

Publication number
CA3203807A1
CA3203807A1 CA3203807A CA3203807A CA3203807A1 CA 3203807 A1 CA3203807 A1 CA 3203807A1 CA 3203807 A CA3203807 A CA 3203807A CA 3203807 A CA3203807 A CA 3203807A CA 3203807 A1 CA3203807 A1 CA 3203807A1
Authority
CA
Canada
Prior art keywords
cellulose carbamate
mixture
degrees celsius
temperature
cellulose
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
CA3203807A
Other languages
English (en)
French (fr)
Inventor
Sakari Siren
Ali Harlin
Martin STJERNBERG
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.)
Infinited Fiber Co Oy
Original Assignee
Infinited Fiber Co Oy
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=79259348&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA3203807(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Infinited Fiber Co Oy filed Critical Infinited Fiber Co Oy
Publication of CA3203807A1 publication Critical patent/CA3203807A1/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • C08J3/05—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media from solid polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/05—Derivatives containing elements other than carbon, hydrogen, oxygen, halogens or sulfur
    • C08B15/06—Derivatives containing elements other than carbon, hydrogen, oxygen, halogens or sulfur containing nitrogen, e.g. carbamates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B3/00—Preparation of cellulose esters of organic acids
    • C08B3/14—Preparation of cellulose esters of organic acids in which the organic acid residue contains substituents, e.g. NH2, Cl
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B3/00—Preparation of cellulose esters of organic acids
    • C08B3/22—Post-esterification treatments, including purification
    • 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
    • D01D1/02—Preparation of spinning solutions
    • 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
    • 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
    • C08J2301/08—Cellulose derivatives
    • C08J2301/10—Esters of organic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Artificial Filaments (AREA)
CA3203807A 2020-12-31 2021-12-31 Continuous dissolution of a cellulose derivative Pending CA3203807A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20206386 2020-12-31
FI20206386A FI20206386A1 (en) 2020-12-31 2020-12-31 Continuous dissolution of cellulose derivatives
PCT/FI2021/050918 WO2022144506A1 (en) 2020-12-31 2021-12-31 Continuous dissolution of a cellulose derivative

Publications (1)

Publication Number Publication Date
CA3203807A1 true CA3203807A1 (en) 2022-07-07

Family

ID=79259348

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3203807A Pending CA3203807A1 (en) 2020-12-31 2021-12-31 Continuous dissolution of a cellulose derivative

Country Status (13)

Country Link
US (1) US20240117530A1 (https=)
EP (2) EP4271728B1 (https=)
JP (1) JP2024501697A (https=)
KR (1) KR20230128326A (https=)
CN (1) CN116685624A (https=)
CA (1) CA3203807A1 (https=)
CL (1) CL2023001926A1 (https=)
ES (1) ES3027861T3 (https=)
FI (1) FI20206386A1 (https=)
PL (1) PL4271728T3 (https=)
TW (1) TW202233697A (https=)
WO (1) WO2022144506A1 (https=)
ZA (1) ZA202306574B (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI20225011A1 (en) 2022-01-07 2023-07-08 Infinited Fiber Company Oy Cellulose-based textile fibers
EP4650499A1 (de) 2024-05-17 2025-11-19 Aurotec GmbH Aufwickelvorrichtung und aufwickelverfahren
EP4650498A1 (de) 2024-05-17 2025-11-19 Aurotec GmbH Flüssigkeitskontaktvorrichtung

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI67561C (fi) * 1982-12-08 1985-04-10 Neste Oy Foerfarande foer upploesning av cellulosakarbamat
DE19757958A1 (de) * 1997-12-24 1999-07-01 Lurgi Zimmer Ag Verfahren zur Herstellung einer Cellulosecarbamatlösung
AU6830400A (en) 1999-07-28 2001-02-13 Rhodia Acetow Gmbh Method for carrying out the targeted depolymerization of polysaccharides
FI112795B (fi) 2002-01-29 2004-01-15 Valtion Teknillinen Menetelmä selluloosakarbamaatin valmistamiseksi
FI112869B (fi) 2003-01-08 2004-01-30 Valtion Teknillinen Menetelmä selluloosakarbamaatin valmistamiseksi
JP4443931B2 (ja) * 2002-01-29 2010-03-31 バルション テクニリネン ツツキムスケスクス セルロースカルバメートの製造方法
KR100575388B1 (ko) * 2004-12-30 2006-05-03 주식회사 효성 고균질 셀룰로오스 용액 및 이로 부터 제조된 섬유
FI118689B (fi) * 2005-11-23 2008-02-15 Valtion Teknillinen Menetelmä selluloosakarbamaattiliuoksen valmistamiseksi
FI20105036A0 (fi) * 2010-01-18 2010-01-18 Valtion Teknillinen Menetelmä karbamaattiselluloosaliuoksen valmistamiseksi
CN102432894B (zh) * 2011-10-17 2013-09-11 武汉大学 一种溶解纤维素氨基甲酸酯的组合溶剂及其使用方法
CN104072622B (zh) 2014-07-01 2016-12-07 东华大学 纤维素氨基甲酸酯的制备及其低温溶解纺丝方法
CN106702516A (zh) * 2015-09-17 2017-05-24 宜宾丝丽雅集团有限公司 一种纤维素氨基甲酸酯纺丝原液的生产工艺
EP3231899A1 (en) 2016-04-14 2017-10-18 TreeToTextile AB A method and system for the production of a spinning dope composition
FI129105B (en) 2017-04-27 2021-07-15 Teknologian Tutkimuskeskus Vtt Oy Treatment procedure for textile-based materials
CN107556494A (zh) 2017-08-25 2018-01-09 孙飞勇 纤维素氨基甲酸酯的溶解方法
CN107759807A (zh) * 2017-11-23 2018-03-06 南充盛达鸿科技有限公司 纤维素甲酸酯的溶解方法
FI20225011A1 (en) * 2022-01-07 2023-07-08 Infinited Fiber Company Oy Cellulose-based textile fibers

Also Published As

Publication number Publication date
CL2023001926A1 (es) 2024-02-09
EP4553103A1 (en) 2025-05-14
ZA202306574B (en) 2026-01-28
EP4271728C0 (en) 2025-04-23
EP4271728A1 (en) 2023-11-08
PL4271728T3 (pl) 2025-06-23
KR20230128326A (ko) 2023-09-04
JP2024501697A (ja) 2024-01-15
ES3027861T3 (en) 2025-06-17
EP4271728B1 (en) 2025-04-23
FI20206386A1 (en) 2022-07-01
CN116685624A (zh) 2023-09-01
WO2022144506A1 (en) 2022-07-07
US20240117530A1 (en) 2024-04-11
TW202233697A (zh) 2022-09-01

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