FI130531B - Förfarande för framställning av cellulosakarbamatfilament eller -fibrer - Google Patents

Förfarande för framställning av cellulosakarbamatfilament eller -fibrer Download PDF

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Publication number
FI130531B
FI130531B FI20225010A FI20225010A FI130531B FI 130531 B FI130531 B FI 130531B FI 20225010 A FI20225010 A FI 20225010A FI 20225010 A FI20225010 A FI 20225010A FI 130531 B FI130531 B FI 130531B
Authority
FI
Finland
Prior art keywords
spin bath
cellulose carbamate
aqueous
dope
bath
Prior art date
Application number
FI20225010A
Other languages
English (en)
Finnish (fi)
Other versions
FI20225010A1 (sv
Inventor
Sakari Siren
Erkki Malanin
Elias Veijola
Original Assignee
Infinited Fiber Company 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
Application filed by Infinited Fiber Company Oy filed Critical Infinited Fiber Company Oy
Priority to FI20225010A priority Critical patent/FI130531B/sv
Priority to CN202380015074.XA priority patent/CN118382732A/zh
Priority to PCT/FI2023/050008 priority patent/WO2023131746A1/en
Priority to TW112100364A priority patent/TW202344728A/zh
Publication of FI20225010A1 publication Critical patent/FI20225010A1/sv
Application granted granted Critical
Publication of FI130531B publication Critical patent/FI130531B/sv

Links

Classifications

    • 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
    • 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
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/06—Wet spinning methods
    • 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
    • D01F13/00—Recovery of starting material, waste material or solvents during the manufacture of artificial filaments or the like
    • D01F13/02—Recovery of starting material, waste material or solvents during the manufacture of artificial filaments or the like of cellulose, cellulose derivatives or proteins
    • 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
    • D01F2/02—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from solutions of cellulose in acids, bases or salts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Textile Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Artificial Filaments (AREA)
FI20225010A 2022-01-07 2022-01-07 Förfarande för framställning av cellulosakarbamatfilament eller -fibrer FI130531B (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI20225010A FI130531B (sv) 2022-01-07 2022-01-07 Förfarande för framställning av cellulosakarbamatfilament eller -fibrer
CN202380015074.XA CN118382732A (zh) 2022-01-07 2023-01-05 生产纤维素氨基甲酸酯长丝或纤维的方法
PCT/FI2023/050008 WO2023131746A1 (en) 2022-01-07 2023-01-05 Method of producing cellulose carbamate filaments or fibres
TW112100364A TW202344728A (zh) 2022-01-07 2023-01-05 纖維素胺甲酸酯長絲或纖維的製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20225010A FI130531B (sv) 2022-01-07 2022-01-07 Förfarande för framställning av cellulosakarbamatfilament eller -fibrer

Publications (2)

Publication Number Publication Date
FI20225010A1 FI20225010A1 (sv) 2023-07-08
FI130531B true FI130531B (sv) 2023-11-03

Family

ID=84943726

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20225010A FI130531B (sv) 2022-01-07 2022-01-07 Förfarande för framställning av cellulosakarbamatfilament eller -fibrer

Country Status (4)

Country Link
CN (1) CN118382732A (sv)
FI (1) FI130531B (sv)
TW (1) TW202344728A (sv)
WO (1) WO2023131746A1 (sv)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102766216A (zh) * 2012-08-16 2012-11-07 天津工业大学 纤维素氨基甲酸酯的制备方法
EP3016908A1 (en) * 2013-07-01 2016-05-11 IHK Fibre AB Alkali recycle in cellulose spinning process
EP3231901A1 (en) * 2016-04-14 2017-10-18 TreeToTextile AB Process for spinning dissolved cellulose comprising recovering an aqueous sodium hydroxide cellulose solvent from the spent coagulation bath liquid
FI129395B (sv) * 2020-04-06 2022-01-31 Andritz Oy Process för framställning av cellulosakarbamat

Also Published As

Publication number Publication date
TW202344728A (zh) 2023-11-16
FI20225010A1 (sv) 2023-07-08
CN118382732A (zh) 2024-07-23
WO2023131746A1 (en) 2023-07-13

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