CN117716074A - 对碱纤维素进行纺丝的方法 - Google Patents

对碱纤维素进行纺丝的方法 Download PDF

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Publication number
CN117716074A
CN117716074A CN202280044808.2A CN202280044808A CN117716074A CN 117716074 A CN117716074 A CN 117716074A CN 202280044808 A CN202280044808 A CN 202280044808A CN 117716074 A CN117716074 A CN 117716074A
Authority
CN
China
Prior art keywords
holes
spinneret die
spinneret
group
die
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
CN202280044808.2A
Other languages
English (en)
Chinese (zh)
Inventor
阿图尔·海德伦德
本特·哈格斯特龙
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.)
Tritech
Original Assignee
Tritech
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 Tritech filed Critical Tritech
Priority claimed from PCT/EP2022/068458 external-priority patent/WO2023280778A1/fr
Publication of CN117716074A publication Critical patent/CN117716074A/zh
Pending legal-status Critical Current

Links

Classifications

    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01FCHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F2/00Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01DMECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D1/00Treatment of filament-forming or like material
    • D01D1/02Preparation of spinning solutions
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01DMECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D4/00Spinnerette packs; Cleaning thereof
    • D01D4/02Spinnerettes
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01DMECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00Formation of filaments, threads, or the like
    • D01D5/06Wet spinning methods
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01FCHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F2/00Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • D01F2/02Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from solutions of cellulose in acids, bases or salts

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Artificial Filaments (AREA)
CN202280044808.2A 2021-07-05 2022-07-04 对碱纤维素进行纺丝的方法 Pending CN117716074A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP21183794.3 2021-07-05
EP21212307.9A EP4190952A1 (fr) 2021-12-03 2021-12-03 Processus de filage d'une solution de filage de cellulose alcaline
EP21212307.9 2021-12-03
PCT/EP2022/068458 WO2023280778A1 (fr) 2021-07-05 2022-07-04 Procédé de filage d'alcali-cellulose

Publications (1)

Publication Number Publication Date
CN117716074A true CN117716074A (zh) 2024-03-15

Family

ID=78821819

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202280045005.9A Pending CN117730173A (zh) 2021-07-05 2022-07-04 碱纤维素纺丝原液的纺丝方法
CN202280044808.2A Pending CN117716074A (zh) 2021-07-05 2022-07-04 对碱纤维素进行纺丝的方法

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN202280045005.9A Pending CN117730173A (zh) 2021-07-05 2022-07-04 碱纤维素纺丝原液的纺丝方法

Country Status (2)

Country Link
EP (1) EP4190952A1 (fr)
CN (2) CN117730173A (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3670069A (en) * 1969-09-15 1972-06-13 Itt Process for forming hydroxyethyl cellulose fibers having high water absorption and high water retention properties
WO2010104458A1 (fr) 2009-03-09 2010-09-16 Kiram Ab Procédé de fabrication de cellulose façonnée associé à un système de récupération d'usine de pâte à papier
WO2015000820A1 (fr) 2013-07-01 2015-01-08 Kiram Ab Recyclage d'alcalis lors d'un procédé de filage de cellulose
EP3231901A1 (fr) * 2016-04-14 2017-10-18 TreeToTextile AB Procédé pour le filage de cellulose dissoute comprenant recuperer du liqueur de coagulation epuisee d'une solution de hydroxide de sodium comme solvant aqueux pour cellulose
AU2018235910A1 (en) 2017-03-15 2019-09-19 Treetotextile Ab Regenerated cellulosic fibres spun from an aqueous alkaline spindope
CN107354518B (zh) * 2017-06-29 2019-09-24 青岛大学 用于湿法纺丝非织造布的新型喷丝板
SE544547C2 (en) 2019-02-21 2022-07-12 Treetotextile Ab A process for wet spinning of cellulose fibers from an alkaline spin bath

Also Published As

Publication number Publication date
EP4190952A1 (fr) 2023-06-07
CN117730173A (zh) 2024-03-19

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