BE779917A - Procede d'etirage de filaments de polyurethane - Google Patents

Procede d'etirage de filaments de polyurethane

Info

Publication number
BE779917A
BE779917A BE779917A BE779917A BE779917A BE 779917 A BE779917 A BE 779917A BE 779917 A BE779917 A BE 779917A BE 779917 A BE779917 A BE 779917A BE 779917 A BE779917 A BE 779917A
Authority
BE
Belgium
Prior art keywords
stretching process
polyurethane filament
filament stretching
polyurethane
stretching
Prior art date
Application number
BE779917A
Other languages
English (en)
Original Assignee
Ameliotex Inc
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 Ameliotex Inc filed Critical Ameliotex Inc
Publication of BE779917A publication Critical patent/BE779917A/fr

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
    • D02J1/229—Relaxing
    • 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
    • D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
    • D01F6/70—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyurethanes
    • 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
    • D02J1/224—Selection or control of the temperature during stretching
    • 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
    • D02J1/228—Stretching in two or more steps, with or without intermediate steps

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Artificial Filaments (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
BE779917A 1971-03-19 1972-02-28 Procede d'etirage de filaments de polyurethane BE779917A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12612971A 1971-03-19 1971-03-19

Publications (1)

Publication Number Publication Date
BE779917A true BE779917A (fr) 1972-06-16

Family

ID=22423134

Family Applications (1)

Application Number Title Priority Date Filing Date
BE779917A BE779917A (fr) 1971-03-19 1972-02-28 Procede d'etirage de filaments de polyurethane

Country Status (6)

Country Link
JP (1) JPS5221088B1 (fr)
BE (1) BE779917A (fr)
DE (1) DE2210375A1 (fr)
FR (1) FR2129750A5 (fr)
IT (1) IT952192B (fr)
NL (1) NL7202314A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6185301U (fr) * 1984-11-12 1986-06-05
DE3917338A1 (de) * 1989-05-27 1990-11-29 Didier Eng Verfahren und vorrichtung zum herstellen von glattgarn aus thermoplastischen kunststoffaeden, insbesondere von glattem polyestergarn

Also Published As

Publication number Publication date
NL7202314A (fr) 1972-09-21
DE2210375A1 (de) 1972-10-12
FR2129750A5 (en) 1972-10-27
IT952192B (it) 1973-07-20
JPS5221088B1 (fr) 1977-06-08

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