USB451308I5 - - Google Patents

Info

Publication number
USB451308I5
USB451308I5 US45130874A USB451308I5 US B451308 I5 USB451308 I5 US B451308I5 US 45130874 A US45130874 A US 45130874A US B451308 I5 USB451308 I5 US B451308I5
Authority
US
United States
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.)
Pending
Application number
Other languages
English (en)
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 filed Critical
Publication of USB451308I5 publication Critical patent/USB451308I5/en
Application granted granted Critical
Publication of US3991037A publication Critical patent/US3991037A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
    • C08G69/32—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids from aromatic diamines and aromatic dicarboxylic acids with both amino and carboxylic groups aromatically bound

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyamides (AREA)
  • Artificial Filaments (AREA)
US05/451,308 1973-03-17 1974-03-14 Process for preparing filaments, fibers and sheets of aromatic polyamides Expired - Lifetime US3991037A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2313308A DE2313308A1 (de) 1973-03-17 1973-03-17 Verfahren zur herstellung von faeden, fasern und folien aus aromatischen polyamiden
DT2313308 1973-03-17

Publications (2)

Publication Number Publication Date
USB451308I5 true USB451308I5 (de) 1976-02-17
US3991037A US3991037A (en) 1976-11-09

Family

ID=5875042

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/451,308 Expired - Lifetime US3991037A (en) 1973-03-17 1974-03-14 Process for preparing filaments, fibers and sheets of aromatic polyamides

Country Status (4)

Country Link
US (1) US3991037A (de)
JP (1) JPS49128096A (de)
DE (1) DE2313308A1 (de)
FR (1) FR2221541B1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4162346A (en) * 1976-09-23 1979-07-24 Celanese Corporation High performance wholly aromatic polyamide fibers
US4389521A (en) * 1979-03-26 1983-06-21 Teijin Limited Process for preparing a cyclic amide polar solvent composition
EP0567987A1 (de) * 1992-04-30 1993-11-03 Hoechst Aktiengesellschaft Verfahren zur Herstellung von Fasern aus meta-Aramiden
EP0567998A1 (de) * 1992-04-30 1993-11-03 Hoechst Aktiengesellschaft Verfahren zur Herstellung von Faserbildenden meta-Aramiden
US5340519A (en) * 1993-03-29 1994-08-23 E. I. Du Pont De Nemours And Company Preparation of poly(m-phenylene isophthalamide) filaments
TW590877B (en) * 1997-10-27 2004-06-11 Teijin Ltd Biaxially oriented film and magnetic recording medium comprising the same as a base film
ATE331826T1 (de) 1999-10-21 2006-07-15 Teijin Ltd Verfahren zur herstellung von meta-aromatischen polyamidfasern

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL108288C (de) * 1957-02-28
US3063966A (en) * 1958-02-05 1962-11-13 Du Pont Process of making wholly aromatic polyamides
US3079219A (en) * 1960-12-06 1963-02-26 Du Pont Process for wet spinning aromatic polyamides
US3300450A (en) * 1966-04-12 1967-01-24 Du Pont Stabilized aromatic polyamide filaments
US3819587A (en) * 1969-05-23 1974-06-25 Du Pont Wholly aromatic carbocyclic polycarbonamide fiber having orientation angle of less than about 45{20
US3642706A (en) * 1970-03-03 1972-02-15 Monsanto Co Process for spinning wholly aromatic polyamide filaments
US3796693A (en) * 1971-08-23 1974-03-12 H Morgan High modulus aromatic poly(amide hydrazide) fibers
US3775361A (en) * 1971-10-21 1973-11-27 Du Pont Preparation of stable concentrated solutions of aromatic nitrogen-linked condensation polymers
US3767756A (en) * 1972-06-30 1973-10-23 Du Pont Dry jet wet spinning process

Also Published As

Publication number Publication date
FR2221541B1 (de) 1977-10-07
JPS49128096A (de) 1974-12-07
DE2313308A1 (de) 1974-09-19
FR2221541A1 (de) 1974-10-11
US3991037A (en) 1976-11-09

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