CA1024317A - Extrusion of hydrated polyacrylonitrile under autogenous pressure - Google Patents

Extrusion of hydrated polyacrylonitrile under autogenous pressure

Info

Publication number
CA1024317A
CA1024317A CA182,256A CA182256A CA1024317A CA 1024317 A CA1024317 A CA 1024317A CA 182256 A CA182256 A CA 182256A CA 1024317 A CA1024317 A CA 1024317A
Authority
CA
Canada
Prior art keywords
hydrated
extrusion
autogenous pressure
under autogenous
polyacrylonitrile
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
CA182,256A
Other languages
English (en)
French (fr)
Other versions
CA182256S (en
Inventor
Albert Goodman
Mark A. Suwyn
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of CA1024317A publication Critical patent/CA1024317A/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
    • 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
    • D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
    • D01F6/54—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polymers of unsaturated nitriles

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)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Multicomponent Fibers (AREA)
CA182,256A 1972-10-02 1973-10-01 Extrusion of hydrated polyacrylonitrile under autogenous pressure Expired CA1024317A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US294186A US3896204A (en) 1972-10-02 1972-10-02 Melt-extrusion of acrylonitrile polymers into filaments

Publications (1)

Publication Number Publication Date
CA1024317A true CA1024317A (en) 1978-01-17

Family

ID=23132271

Family Applications (1)

Application Number Title Priority Date Filing Date
CA182,256A Expired CA1024317A (en) 1972-10-02 1973-10-01 Extrusion of hydrated polyacrylonitrile under autogenous pressure

Country Status (19)

Country Link
US (1) US3896204A (no)
JP (1) JPS5247050B2 (no)
AR (1) AR200882A1 (no)
AU (1) AU6094273A (no)
BE (1) BE805559A (no)
BR (1) BR7307638D0 (no)
CA (1) CA1024317A (no)
CH (1) CH589728A5 (no)
DE (1) DE2343571C3 (no)
ES (1) ES419257A1 (no)
FR (1) FR2201352B1 (no)
GB (1) GB1446648A (no)
IE (1) IE38291B1 (no)
IN (1) IN138798B (no)
IT (1) IT1006096B (no)
LU (1) LU68529A1 (no)
NL (1) NL164911C (no)
SU (1) SU572212A3 (no)
ZA (1) ZA737648B (no)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE790107A (fr) * 1971-10-14 1973-04-13 Du Pont Compositions de polymeres d'acrylonitrile faconnables a l'etat fondu, procede pour leur preparation, et filaments et pellicules produits a partir d'elles
US4094948A (en) * 1972-10-02 1978-06-13 E. I. Du Pont De Nemours And Company Improved acrylonitrile polymer spinning process
SE403141B (sv) * 1973-02-05 1978-07-31 American Cyanamid Co Smeltspinningsforfarande for framstellning av en akrylnitrilpolymerfiber
JPS5749059B2 (no) * 1975-03-03 1982-10-20
IT1038741B (it) * 1975-06-06 1979-11-30 Snam Progetti Processo per l inglobamento di agenti sequestranti in strutture filamentose agenti seqesttanti inglobati cose ottenuti e loro applicazioni
DE2609829C2 (de) * 1976-03-10 1987-04-09 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von hydrophilen Fasern und Fäden aus synthetischen Polymeren
DE2611193A1 (de) * 1976-03-17 1977-09-29 Bayer Ag Verfahren zur herstellung von hydrophilen fasern und faeden aus synthetischen polymeren
DE2657144C2 (de) * 1976-12-16 1982-12-02 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung hydrophiler Fasern
DE2706032C2 (de) * 1977-02-12 1993-02-11 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung hydrophiler Acrylfasern
JPS5493122A (en) * 1977-12-29 1979-07-24 Japan Exlan Co Ltd Production of rush-like material for tatami mats
US4248812A (en) * 1977-07-18 1981-02-03 Japan Exlan Company Limited Process for producing a rush-like structure
US4205039A (en) * 1977-11-17 1980-05-27 American Cyanamid Company Process for melt-spinning acrylonitrile polymer fiber
JPS5818444B2 (ja) * 1978-01-19 1983-04-13 東レ株式会社 改良された吸水性を有する微多孔質アクリル系繊維
US4219523A (en) * 1978-08-30 1980-08-26 American Cyanamid Company Melt-spinning acrylonitrile polymer fiber from low molecular weight polymers
US4238442A (en) * 1978-12-29 1980-12-09 E. I. Du Pont De Nemours And Company Process for melt spinning acrylonitrile polymer hydrates
US4238440A (en) * 1978-12-29 1980-12-09 E. I. Du Pont De Nemours And Company Process for spinning acrylic fibers
US4226817A (en) * 1979-02-21 1980-10-07 American Cyanamid Company Purging for spinning hydrated acrylic polymer melt
US4271056A (en) * 1979-09-17 1981-06-02 American Cyanamid Company Hydrophilic acrylonitrile polymers for melt-spinning
US4301108A (en) * 1980-05-08 1981-11-17 American Cyanamid Company Process for melt-spinning transparent acrylonitrile polymer fiber from a hydrophobic polymer
US4321230A (en) * 1980-06-05 1982-03-23 Mobil Oil Corporation Process for recovering film from pressurized extrusion zone
US4883628A (en) * 1983-12-05 1989-11-28 Allied-Signal Inc. Method for preparing tenacity and modulus polyacrylonitrile fiber
US4572858A (en) * 1984-11-23 1986-02-25 American Cyanamid Company Process for texturized blown film and resulting product
US4921656A (en) * 1988-08-25 1990-05-01 Basf Aktiengesellschaft Formation of melt-spun acrylic fibers which are particularly suited for thermal conversion to high strength carbon fibers
US5168004A (en) * 1988-08-25 1992-12-01 Basf Aktiengesellschaft Melt-spun acrylic fibers possessing a highly uniform internal structure which are particularly suited for thermal conversion to quality carbon fibers
US4935180A (en) * 1988-08-25 1990-06-19 Basf Aktiengesellschaft Formation of melt-spun acrylic fibers possessing a highly uniform internal structure which are particularly suited for thermal conversion to quality carbon fibers
US4981751A (en) * 1988-08-25 1991-01-01 Basf Aktiengesellschaft Melt-spun acrylic fibers which are particularly suited for thermal conversion to high strength carbon fibers
US4933128A (en) * 1989-07-06 1990-06-12 Basf Aktiengesellschaft Formation of melt-spun acrylic fibers which are well suited for thermal conversion to high strength carbon fibers
US4981752A (en) * 1989-07-06 1991-01-01 Basf Aktiengesellschaft Formation of melt-spun acrylic fibers which are well suited for thermal conversion to high strength carbon fibers
US5589264A (en) * 1992-10-01 1996-12-31 Korea Institute Of Science And Technology Unspun acrylic staple fibers
JP3343897B2 (ja) * 1995-01-09 2002-11-11 日本エクスラン工業株式会社 改善されたアクリロニトリル系重合体均一相溶融物の製造方法
US20020193813A1 (en) * 2001-05-04 2002-12-19 Concentric Medical Hydrogel filament vaso-occlusive device
NL2005455C2 (en) * 2010-10-05 2012-04-06 Polymer Res & Dev Process for producing high-performance polymer fibers.

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2684348A (en) * 1952-02-07 1954-07-20 Du Pont Compositions comprising an acrylonitrile polymer, an alkali metal or alkaline earth metal thiocyanate, and an aliphatic alcohol
US3560425A (en) * 1967-12-22 1971-02-02 Du Pont Particulate blend of polyacrylonitrile and a latent solvent
US3655857A (en) * 1968-10-02 1972-04-11 Celanese Corp Process for preparing acrylonitrile polymer solution
US3634575A (en) * 1968-10-02 1972-01-11 Celanese Corp Melt extrusion of acrylonitrile polymers
US3669919A (en) * 1969-06-16 1972-06-13 Celanese Corp Polyacrylonitrile process
US3770856A (en) * 1970-09-08 1973-11-06 Oji Yuka Goseishi Kk Production of fine fibrous structures
JPS492183B1 (no) * 1970-11-13 1974-01-18
US3752782A (en) * 1971-04-22 1973-08-14 Celanese Corp Stabilized polyacrylonitrile compositions and method of forming same
US3755230A (en) * 1971-04-22 1973-08-28 Celanese Corp Stabilized polyacrylonitrile compositions with sulfur-phosphorus containing material
US3774384A (en) * 1972-02-28 1973-11-27 Leesona Corp Yarn processing post treatment

Also Published As

Publication number Publication date
NL7313539A (no) 1974-04-04
ES419257A1 (es) 1976-03-01
SU572212A3 (ru) 1977-09-05
JPS5247050B2 (no) 1977-11-30
FR2201352A1 (no) 1974-04-26
CH589728A5 (no) 1977-07-15
JPS4971216A (no) 1974-07-10
GB1446648A (en) 1976-08-18
NL164911C (nl) 1981-02-16
AR200882A1 (es) 1974-12-27
BE805559A (fr) 1974-04-02
IT1006096B (it) 1976-09-30
US3896204A (en) 1975-07-22
NL164911B (nl) 1980-09-15
LU68529A1 (no) 1974-04-02
DE2343571A1 (de) 1974-04-18
AU6094273A (en) 1975-04-10
DE2343571C3 (de) 1981-10-01
IE38291L (en) 1974-04-02
IE38291B1 (en) 1978-02-01
DE2343571B2 (de) 1978-12-07
BR7307638D0 (pt) 1974-09-05
ZA737648B (en) 1974-10-30
IN138798B (no) 1976-04-03
FR2201352B1 (no) 1977-03-11

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