CA990466A - Two-stage stretching and relaxing polyacrylonitrile filament - Google Patents

Two-stage stretching and relaxing polyacrylonitrile filament

Info

Publication number
CA990466A
CA990466A CA157,358A CA157358A CA990466A CA 990466 A CA990466 A CA 990466A CA 157358 A CA157358 A CA 157358A CA 990466 A CA990466 A CA 990466A
Authority
CA
Canada
Prior art keywords
relaxing
stage stretching
polyacrylonitrile filament
polyacrylonitrile
filament
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
CA157,358A
Other versions
CA157358S (en
Inventor
James P. Craig (Jr.)
Dudley W. Cheape (Jr.)
Thomas M. Veazey
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.)
Monsanto Co
Original Assignee
Monsanto Co
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 Monsanto Co filed Critical Monsanto Co
Application granted granted Critical
Publication of CA990466A publication Critical patent/CA990466A/en
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
    • 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
    • D01F6/28—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F6/38—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds comprising unsaturated nitriles as the major constituent

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Artificial Filaments (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
CA157,358A 1971-11-22 1972-11-21 Two-stage stretching and relaxing polyacrylonitrile filament Expired CA990466A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20073271A 1971-11-22 1971-11-22

Publications (1)

Publication Number Publication Date
CA990466A true CA990466A (en) 1976-06-08

Family

ID=22742965

Family Applications (1)

Application Number Title Priority Date Filing Date
CA157,358A Expired CA990466A (en) 1971-11-22 1972-11-21 Two-stage stretching and relaxing polyacrylonitrile filament

Country Status (6)

Country Link
JP (1) JPS5436703B2 (en)
CA (1) CA990466A (en)
DE (1) DE2257067A1 (en)
GB (1) GB1374184A (en)
IL (1) IL40878A (en)
IT (1) IT971071B (en)

Also Published As

Publication number Publication date
IT971071B (en) 1974-04-30
GB1374184A (en) 1974-11-20
JPS5436703B2 (en) 1979-11-10
IL40878A (en) 1975-07-28
DE2257067A1 (en) 1973-05-24
JPS4861727A (en) 1973-08-29
IL40878A0 (en) 1973-01-30

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