DK140173B - Fremgangsmåde ved strækning af tørspundne tokomponentfilamenter af acrylonitrilpolymere. - Google Patents

Fremgangsmåde ved strækning af tørspundne tokomponentfilamenter af acrylonitrilpolymere.

Info

Publication number
DK140173B
DK140173B DK416573A DK416573A DK140173B DK 140173 B DK140173 B DK 140173B DK 416573 A DK416573 A DK 416573A DK 416573 A DK416573 A DK 416573A DK 140173 B DK140173 B DK 140173B
Authority
DK
Denmark
Prior art keywords
bicomponent filaments
acrylonitrile polymers
dry spun
spun bicomponent
stretching dry
Prior art date
Application number
DK416573A
Other languages
Danish (da)
English (en)
Other versions
DK140173C (de
Inventor
Franco Cognigni
Silvano Cesco
Original Assignee
Snam Progetti
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 Snam Progetti filed Critical Snam Progetti
Publication of DK140173B publication Critical patent/DK140173B/da
Application granted granted Critical
Publication of DK140173C publication Critical patent/DK140173C/da

Links

Classifications

    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
    • D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
    • D02J1/22—Stretching or tensioning, shrinking or relaxing, e.g. by use of overfeed and underfeed apparatus, or preventing stretch
    • D02J1/221—Preliminary treatments
    • 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
    • D01D10/00—Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected
    • D01D10/02—Heat treatment
    • 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
    • D01D5/12—Stretch-spinning methods
    • D01D5/16—Stretch-spinning methods using rollers, or like mechanical devices, e.g. snubbing pins
    • 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
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • D01F8/08—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyacrylonitrile as constituent

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Multicomponent Fibers (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Artificial Filaments (AREA)
DK416573A 1972-07-31 1973-07-27 Fremgangsmåde ved strækning af tørspundne tokomponentfilamenter af acrylonitrilpolymere. DK140173B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2767572A IT963571B (it) 1972-07-31 1972-07-31 Procedimento di stiro di fili con tinui acrilici bicomposti e filo ottenuto mediante detto procedi mento

Publications (2)

Publication Number Publication Date
DK140173B true DK140173B (da) 1979-07-02
DK140173C DK140173C (de) 1979-11-26

Family

ID=11222106

Family Applications (1)

Application Number Title Priority Date Filing Date
DK416573A DK140173B (da) 1972-07-31 1973-07-27 Fremgangsmåde ved strækning af tørspundne tokomponentfilamenter af acrylonitrilpolymere.

Country Status (10)

Country Link
JP (1) JPS4950218A (de)
BE (1) BE802961A (de)
DE (1) DE2338034B2 (de)
DK (1) DK140173B (de)
FR (1) FR2194811B1 (de)
GB (1) GB1426079A (de)
IE (1) IE40042B1 (de)
IT (1) IT963571B (de)
LU (1) LU68130A1 (de)
NL (1) NL7310607A (de)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1107580A (fr) * 1953-06-22 1956-01-03 Procédé de fabrication de fils vrillés
GB1206376A (en) * 1967-06-22 1970-09-23 Mitsubishi Rayon Co An improved acrylonitrile fiber and a method for producing the same

Also Published As

Publication number Publication date
FR2194811A1 (de) 1974-03-01
JPS4950218A (de) 1974-05-15
FR2194811B1 (de) 1976-07-23
IT963571B (it) 1974-01-21
NL7310607A (de) 1974-02-04
DK140173C (de) 1979-11-26
DE2338034B2 (de) 1976-03-18
BE802961A (fr) 1973-11-16
LU68130A1 (de) 1973-10-23
IE40042B1 (en) 1979-02-28
DE2338034A1 (de) 1974-02-21
GB1426079A (en) 1976-02-25
IE40042L (en) 1974-01-31

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