CH519543A - Verfahren zur Herstellung aromatischer Polyamidnitrile durch Wasserabspaltung - Google Patents

Verfahren zur Herstellung aromatischer Polyamidnitrile durch Wasserabspaltung

Info

Publication number
CH519543A
CH519543A CH142969A CH142969A CH519543A CH 519543 A CH519543 A CH 519543A CH 142969 A CH142969 A CH 142969A CH 142969 A CH142969 A CH 142969A CH 519543 A CH519543 A CH 519543A
Authority
CH
Switzerland
Prior art keywords
nitriles
splitting
production
water
aromatic polyamide
Prior art date
Application number
CH142969A
Other languages
English (en)
Inventor
Edward Funer Rolf
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of CH519543A publication Critical patent/CH519543A/de

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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
    • C08G18/3819—Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen
    • C08G18/3821—Carboxylic acids; Esters thereof with monohydroxyl compounds
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
CH142969A 1968-10-28 1969-01-30 Verfahren zur Herstellung aromatischer Polyamidnitrile durch Wasserabspaltung CH519543A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77129268A 1968-10-28 1968-10-28

Publications (1)

Publication Number Publication Date
CH519543A true CH519543A (de) 1972-02-29

Family

ID=25091350

Family Applications (1)

Application Number Title Priority Date Filing Date
CH142969A CH519543A (de) 1968-10-28 1969-01-30 Verfahren zur Herstellung aromatischer Polyamidnitrile durch Wasserabspaltung

Country Status (3)

Country Link
US (1) US3516967A (de)
CH (1) CH519543A (de)
DE (1) DE1904821A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE30217E (en) * 1973-04-03 1980-02-19 Hughes Aircraft Company Copolymer of polyimide oligomers and terephthalonitrile N,N-dioxide and their methods of preparation
US3907752A (en) * 1973-06-28 1975-09-23 Westinghouse Electric Corp Aromatic nitrile amide polymers
USRE33079E (en) * 1973-11-06 1989-10-03 Hughes Aircraft Company Homopolymerization of acetylene substituted polyimide polymers
US3879349A (en) * 1973-11-12 1975-04-22 Hughes Aircraft Co Homopolymerization of acetylene substituted polyimide polymers
US3864309A (en) * 1973-11-16 1975-02-04 Hughes Aircraft Co Copolymer of polyimide oligomers and terephthalonitrile n,n-dioxide and their methods of preparation
US4021415A (en) * 1974-02-14 1977-05-03 Chang William J H Nitrile containing aromatic polyamide polymers
US3890274A (en) * 1974-10-11 1975-06-17 Univ Notre Dame Du Lac Phthalonitrile-terminated aromatic polyimides
US3996196A (en) * 1974-10-11 1976-12-07 University Of Notre Dame Du Lac Polyimide-metallo-phthalocyanines and their preparation
US4308863A (en) * 1979-10-18 1982-01-05 Ace Orthopedic Manufacturing, Inc. External fixation device
US4438273A (en) 1981-07-24 1984-03-20 Hughes Aircraft Company Isoimide containing oligomers

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3271366A (en) * 1963-11-21 1966-09-06 Du Pont Preparation of aromatic polyiminolactones
US3386966A (en) * 1964-11-23 1968-06-04 Monsanto Co Fully conjugated alicyclic polymers and process of making same

Also Published As

Publication number Publication date
US3516967A (en) 1970-06-23
DE1904821A1 (de) 1970-07-16

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Legal Events

Date Code Title Description
PL Patent ceased