FR1146107A - Process for recovering or reusing the solvent used in the dry spinning of polyacrylonitrile and its mixed polymerizates - Google Patents

Process for recovering or reusing the solvent used in the dry spinning of polyacrylonitrile and its mixed polymerizates

Info

Publication number
FR1146107A
FR1146107A FR1146107DA FR1146107A FR 1146107 A FR1146107 A FR 1146107A FR 1146107D A FR1146107D A FR 1146107DA FR 1146107 A FR1146107 A FR 1146107A
Authority
FR
France
Prior art keywords
reusing
polyacrylonitrile
recovering
solvent used
dry spinning
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.)
Expired
Application number
Other languages
French (fr)
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.)
Phrix Werke AG
Original Assignee
Phrix Werke AG
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 Phrix Werke AG filed Critical Phrix Werke AG
Application granted granted Critical
Publication of FR1146107A publication Critical patent/FR1146107A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • D01D5/04—Dry spinning methods
    • 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
    • D01F13/04—Recovery of starting material, waste material or solvents during the manufacture of artificial filaments or the like of synthetic polymers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR1146107D 1955-02-05 1956-02-03 Process for recovering or reusing the solvent used in the dry spinning of polyacrylonitrile and its mixed polymerizates Expired FR1146107A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE791784X 1955-02-05

Publications (1)

Publication Number Publication Date
FR1146107A true FR1146107A (en) 1957-11-06

Family

ID=6705100

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1146107D Expired FR1146107A (en) 1955-02-05 1956-02-03 Process for recovering or reusing the solvent used in the dry spinning of polyacrylonitrile and its mixed polymerizates

Country Status (2)

Country Link
FR (1) FR1146107A (en)
GB (1) GB791784A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2311484A (en) * 1996-03-27 1997-10-01 Viscofil Consolidated Corp Solvent recovery in dope spinning process
CN100378258C (en) * 2003-09-03 2008-04-02 中国石油化工股份有限公司 Dry spinning hot air circulation device
CN100392162C (en) * 2005-10-28 2008-06-04 浙江金甬腈纶有限公司 Method for making acrylic fibre by fine denier dry method and spinning nozzle
CN101962813B (en) * 2010-08-16 2011-09-14 江阴中绿化纤工艺技术有限公司 Thermal-energy recycling system in spandex-spinning production process
CN113195818B (en) * 2018-12-21 2023-04-21 三井化学株式会社 Cooling system and separation method
CN113828114B (en) * 2020-06-24 2023-04-07 中国石油化工股份有限公司 Method and device for recycling dry spinning medium and spinning method and device
CN113718360B (en) * 2021-08-02 2023-05-09 界首市三宝宏达制线有限公司 Spinning solvent circulation equipment and circulation method for producing polypropylene fiber line by dry method

Also Published As

Publication number Publication date
GB791784A (en) 1958-03-12

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