DE3164456D1 - Process for the production of dry spun hollow polyacrylonitrile filaments and fibres - Google Patents

Process for the production of dry spun hollow polyacrylonitrile filaments and fibres

Info

Publication number
DE3164456D1
DE3164456D1 DE8181108530T DE3164456T DE3164456D1 DE 3164456 D1 DE3164456 D1 DE 3164456D1 DE 8181108530 T DE8181108530 T DE 8181108530T DE 3164456 T DE3164456 T DE 3164456T DE 3164456 D1 DE3164456 D1 DE 3164456D1
Authority
DE
Germany
Prior art keywords
fibres
production
dry spun
spun hollow
polyacrylonitrile filaments
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
DE8181108530T
Other languages
English (en)
Inventor
Ulrich Dr Reinehr
Kurt Bernklau
Hans Karl Burghartz
Toni Herbertz
Hermann-Josef Jungverdorben
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Priority to DE8181108530T priority Critical patent/DE3164456D1/de
Application granted granted Critical
Publication of DE3164456D1 publication Critical patent/DE3164456D1/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
    • D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/18—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of unsaturated nitriles, e.g. polyacrylonitrile, polyvinylidene cyanide
    • 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
    • D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2929—Bicomponent, conjugate, composite or collateral fibers or filaments [i.e., coextruded sheath-core or side-by-side type]
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2973—Particular cross section
    • Y10T428/2975—Tubular or cellular

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Artificial Filaments (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
DE8181108530T 1980-10-30 1981-10-20 Process for the production of dry spun hollow polyacrylonitrile filaments and fibres Expired DE3164456D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8181108530T DE3164456D1 (en) 1980-10-30 1981-10-20 Process for the production of dry spun hollow polyacrylonitrile filaments and fibres

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19803040971 DE3040971A1 (de) 1980-10-30 1980-10-30 Trockengesponnene polyacrylnitrilhohlfasern und -faeden und ein verfahren zu ihrer herstellung
DE8181108530T DE3164456D1 (en) 1980-10-30 1981-10-20 Process for the production of dry spun hollow polyacrylonitrile filaments and fibres

Publications (1)

Publication Number Publication Date
DE3164456D1 true DE3164456D1 (en) 1984-08-02

Family

ID=6115592

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19803040971 Withdrawn DE3040971A1 (de) 1980-10-30 1980-10-30 Trockengesponnene polyacrylnitrilhohlfasern und -faeden und ein verfahren zu ihrer herstellung
DE8181108530T Expired DE3164456D1 (en) 1980-10-30 1981-10-20 Process for the production of dry spun hollow polyacrylonitrile filaments and fibres

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19803040971 Withdrawn DE3040971A1 (de) 1980-10-30 1980-10-30 Trockengesponnene polyacrylnitrilhohlfasern und -faeden und ein verfahren zu ihrer herstellung

Country Status (4)

Country Link
US (2) US4457885A (de)
EP (1) EP0051203B1 (de)
JP (1) JPS57106714A (de)
DE (2) DE3040971A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3125898A1 (de) * 1981-07-01 1983-02-10 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung trockengesponnener polyacrylnitrilhohlfasern und -faeden
US4515859A (en) * 1982-09-16 1985-05-07 American Cyanamid Company Hydrophilic, water-absorbing acrylonitrile polymer fiber
US4850847A (en) * 1988-05-10 1989-07-25 E. I. Du Pont De Nemours And Company Spinneret for hollow fibers having curved spacing members projecting therefrom
US5972499A (en) * 1997-06-04 1999-10-26 Sterling Chemicals International, Inc. Antistatic fibers and methods for making the same
DE19756760A1 (de) * 1997-12-19 1999-06-24 Pedex & Co Gmbh Verfahren zur Herstellung von Puppenhaar
MX2007012371A (es) * 2005-04-08 2007-11-09 Huntsman Int Llc Boquilla mezcladora en espiral y metodo para mezclar dos o mas fluidos y procedimiento para fabricar isocianatos.
CA2636098C (en) * 2008-06-25 2012-08-07 Ottawa Fibre L.P. Spinner for manufacturing dual-component irregularly-shaped hollow insulation fiber

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE45625C (de) * H PETRI und JOH. K. HAUSMANN in Cochem a. d. Mosel, Bornstr. 406 bezw. Burgfriedenstr, 114 Neuerung an Winkelhebern mit Pumpe
US3340571A (en) * 1964-04-02 1967-09-12 Celanese Corp Spinneret for making hollow filaments
US3558420A (en) * 1967-08-17 1971-01-26 Allied Chem Hollow filaments
US3600491A (en) * 1968-02-14 1971-08-17 Japan Exlan Co Ltd Production of hollow acrylic fibers
IT945598B (it) * 1970-12-24 1973-05-10 Asahi Chemical Ind Fibre sintetiche modificate e processo per la loro fabbricazone
DE2554124C3 (de) * 1975-12-02 1986-07-10 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von hydrophilen Fasern und Fäden aus Acrylnitrilpolymerisaten
DE2658179C2 (de) * 1976-12-22 1983-02-03 Bayer Ag, 5090 Leverkusen Herstellung grobtitriger Acrylfasern
US4176150A (en) * 1977-03-18 1979-11-27 Monsanto Company Process for textured yarn
JPS542419A (en) * 1977-06-01 1979-01-10 Mitsubishi Rayon Co Ltd Special synthetic fiber and its production
JPS546919A (en) * 1977-06-17 1979-01-19 Mitsubishi Rayon Co Ltd Production of acrylic noncircular cross-section filament yarns
DE2804376A1 (de) * 1978-02-02 1979-08-09 Bayer Ag Hydrophile hohlfasern
US4296175A (en) * 1979-02-21 1981-10-20 American Cyanamid Company Hollow acrylonitrile polymer fiber
EP0014803A1 (de) * 1979-02-21 1980-09-03 American Cyanamid Company Verfahren zur Herstellung von Acrylnitrilpolymer-Fasern mit einer hohlen oder offenen Struktur

Also Published As

Publication number Publication date
EP0051203A1 (de) 1982-05-12
JPS57106714A (en) 1982-07-02
EP0051203B1 (de) 1984-06-27
JPH0128124B2 (de) 1989-06-01
US4483903A (en) 1984-11-20
US4457885A (en) 1984-07-03
DE3040971A1 (de) 1982-06-24

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee