CA1035496A - Fibres de copolyimides resistant aux fortes chaleurs - Google Patents

Fibres de copolyimides resistant aux fortes chaleurs

Info

Publication number
CA1035496A
CA1035496A CA207,845A CA207845A CA1035496A CA 1035496 A CA1035496 A CA 1035496A CA 207845 A CA207845 A CA 207845A CA 1035496 A CA1035496 A CA 1035496A
Authority
CA
Canada
Prior art keywords
high temperature
temperature resistant
resistant aromatic
aromatic copolyimide
fibers
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
CA207,845A
Other languages
English (en)
Inventor
William J. Farrissey (Jr.)
Kemal B. Onder
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.)
Pharmacia and Upjohn Co
Original Assignee
Upjohn 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 Upjohn Co filed Critical Upjohn Co
Application granted granted Critical
Publication of CA1035496A publication Critical patent/CA1035496A/fr
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
    • D01F6/78—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolycondensation products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/14—Other self-supporting filtering material ; Other filtering material
    • B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
    • B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
    • B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1042—Copolyimides derived from at least two different tetracarboxylic compounds or two different diamino compounds
    • 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
    • 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
    • D01D5/253—Formation of filaments, threads, or the like with a non-circular cross section; Spinnerette packs therefor
    • 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
    • D01F6/74—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polycondensates of cyclic compounds, e.g. polyimides, polybenzimidazoles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/10—Filtering material manufacturing

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Textile Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Artificial Filaments (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
CA207,845A 1973-10-12 1974-08-27 Fibres de copolyimides resistant aux fortes chaleurs Expired CA1035496A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US40577773A 1973-10-12 1973-10-12

Publications (1)

Publication Number Publication Date
CA1035496A true CA1035496A (fr) 1978-07-25

Family

ID=23605190

Family Applications (1)

Application Number Title Priority Date Filing Date
CA207,845A Expired CA1035496A (fr) 1973-10-12 1974-08-27 Fibres de copolyimides resistant aux fortes chaleurs

Country Status (6)

Country Link
JP (1) JPS5217133B2 (fr)
CA (1) CA1035496A (fr)
FR (1) FR2247556B1 (fr)
GB (1) GB1432285A (fr)
IT (1) IT1021745B (fr)
NL (1) NL7413337A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5335028A (en) * 1976-09-13 1978-04-01 Asahi Chem Ind Co Ltd Special filament
JPS56159314A (en) * 1980-05-09 1981-12-08 Ube Ind Ltd Preparation of polyimide fiber
AT377016B (de) * 1983-03-09 1985-01-25 Chemiefaser Lenzing Ag Verfahren zur herstellung von schwer entflammbaren, hochtemperaturbestaendigen polyimidfasern
JPS6290314A (ja) * 1985-10-17 1987-04-24 Toray Ind Inc コポリイミド繊維
JPH07310232A (ja) * 1994-05-13 1995-11-28 Toyobo Co Ltd バグフィルター用ポリアミドイミド繊維
GB2364667A (en) * 2000-07-10 2002-02-06 Du Pont Polymer filaments having open hollow cross-section
US6855425B2 (en) 2000-07-10 2005-02-15 Invista North America S.A.R.L. Polymer filaments having profiled cross-section
CN116103779B (zh) * 2023-02-14 2024-04-12 江苏奥神新材料股份有限公司 一种高耐热聚酰亚胺纤维及其制备方法

Also Published As

Publication number Publication date
JPS5217133B2 (fr) 1977-05-13
JPS5064522A (fr) 1975-05-31
NL7413337A (nl) 1975-04-15
FR2247556B1 (fr) 1978-07-07
IT1021745B (it) 1978-02-20
GB1432285A (en) 1976-04-14
DE2442203B2 (de) 1976-06-24
DE2442203A1 (de) 1975-04-17
FR2247556A1 (fr) 1975-05-09

Similar Documents

Publication Publication Date Title
CA997011A (en) Optical film-fiber coupler
AU500311B2 (en) High temperature stable catalysts
CA1022056A (fr) Bruleurs
CA1007313A (en) High temperature cable for well bores
CA1008860A (en) 1-phenyl-substituted 1,3,5-triazines
CA1021933A (fr) Fibres
CA1016963A (en) Alumina-chrome refractory
US4420639C1 (en) Aromatic compounds
ZA745441B (en) Aromatic compounds
CA1031348A (fr) Oligomeres polymides substitues par de l'acetylene
CA1035496A (fr) Fibres de copolyimides resistant aux fortes chaleurs
AU474039B2 (en) Optically coupled circuit arrangement
CA1027280A (fr) Fibre de verre renfermant une composition aromatique de polyester
CA1021840A (en) Fuser thermal protector
AU500079B2 (en) High temperature stable catalyst
CA995894A (en) Thermomechanical automatic temperature
CA1003724A (en) Low temperature natural gas transmission
CA1024832A (fr) Indicateur de temperature
HK51876A (en) Increasing the molecular weight of aromatic polysulphones
CA1020168A (fr) Filaments ignifuges
ZA741101B (en) Coating glass fibre
ZA747538B (en) Optical fibre manufacture
CA987255A (en) High temperature belt link construction
CA1033996A (fr) Verrerie
CA1021208A (en) Modified filaments