GB1393749A - Polyamic acids and polyamide-imides - Google Patents

Polyamic acids and polyamide-imides

Info

Publication number
GB1393749A
GB1393749A GB3109972A GB3109972A GB1393749A GB 1393749 A GB1393749 A GB 1393749A GB 3109972 A GB3109972 A GB 3109972A GB 3109972 A GB3109972 A GB 3109972A GB 1393749 A GB1393749 A GB 1393749A
Authority
GB
United Kingdom
Prior art keywords
polyamine
anhydrides
acids
july
reacting
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
GB3109972A
Other languages
English (en)
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.)
General Electric Co
Original Assignee
General Electric 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 General Electric Co filed Critical General Electric Co
Publication of GB1393749A publication Critical patent/GB1393749A/en
Expired 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
    • 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
    • C08G73/14—Polyamide-imides
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2933—Coated or with bond, impregnation or core
    • Y10T428/294—Coated or with bond, impregnation or core including metal or compound thereof [excluding glass, ceramic and asbestos]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31678—Of metal
    • Y10T428/31681—Next to polyester, polyamide or polyimide [e.g., alkyd, glue, or nylon, etc.]

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)
  • Paints Or Removers (AREA)
  • Organic Insulating Materials (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
GB3109972A 1971-07-30 1972-07-03 Polyamic acids and polyamide-imides Expired GB1393749A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16783771A 1971-07-30 1971-07-30

Publications (1)

Publication Number Publication Date
GB1393749A true GB1393749A (en) 1975-05-14

Family

ID=22609043

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3109972A Expired GB1393749A (en) 1971-07-30 1972-07-03 Polyamic acids and polyamide-imides

Country Status (12)

Country Link
US (1) US3778411A (enExample)
JP (1) JPS4825093A (enExample)
AT (1) AT324001B (enExample)
BE (1) BE786886A (enExample)
BR (1) BR7205083D0 (enExample)
CA (1) CA982739A (enExample)
DE (1) DE2236812A1 (enExample)
FR (1) FR2148070A1 (enExample)
GB (1) GB1393749A (enExample)
IT (1) IT965726B (enExample)
LU (1) LU65813A1 (enExample)
NL (1) NL7210489A (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2177465B1 (enExample) * 1972-02-07 1974-08-02 Ugine Kuhlmann
US3835207A (en) * 1972-05-03 1974-09-10 Westinghouse Electric Corp Method for forming reverse osmosis membranes composed of polyamic acid salts
US3974324A (en) * 1972-06-23 1976-08-10 General Electric Company Method for making polyimide coated conductors in a continuous manner and products made thereby
CH580125A5 (enExample) * 1972-08-25 1976-09-30 Ciba Geigy Ag
CH619251A5 (enExample) * 1975-11-14 1980-09-15 Ciba Geigy Ag
US4115372A (en) * 1977-01-21 1978-09-19 The Upjohn Company Novel copolyamideimides
US4269968A (en) * 1979-11-13 1981-05-26 International Business Machines Corporation Synthesis of polyamic acid
JPS56106308A (en) * 1980-01-24 1981-08-24 Sumitomo Electric Industries Insulated wire
US4471022A (en) * 1981-04-17 1984-09-11 Essex Group, Inc. Water soluble polyimide, coated wire and method of coating
US4454310A (en) * 1981-12-21 1984-06-12 Japan Synthetic Rubber Co., Ltd. Polyamide acid, process for producing same and polyimide obtained therefrom
US4670342A (en) * 1985-04-08 1987-06-02 General Electric Company Method of making electrical inductive devices for use in hermetic refrigerant atmospheres
US5034504A (en) * 1988-09-16 1991-07-23 Shell Oil Company Spirodilactam polyamide polymer
US4968770A (en) * 1988-09-16 1990-11-06 Shell Oil Company Polyamide from spirodilactam precursor and primary diamine
US4939270A (en) * 1989-02-23 1990-07-03 Shell Oil Company Spirodilactam diamines
US4978736A (en) * 1988-12-05 1990-12-18 Shell Oil Company Polyamideimide polymers
US5028688A (en) * 1988-12-05 1991-07-02 Shell Oil Company Polyamideimide polymers
US5093465A (en) * 1990-06-29 1992-03-03 Shell Oil Company Polyamide containing spirodilactam moieties
EP2708569B1 (de) * 2012-09-12 2018-05-23 Ems-Patent Ag Transparente polyamidimide

Also Published As

Publication number Publication date
DE2236812A1 (de) 1973-02-08
BR7205083D0 (pt) 1973-06-07
US3778411A (en) 1973-12-11
NL7210489A (enExample) 1973-02-01
CA982739A (en) 1976-01-27
LU65813A1 (enExample) 1972-11-29
IT965726B (it) 1974-02-11
FR2148070A1 (enExample) 1973-03-11
AT324001B (de) 1975-08-11
JPS4825093A (enExample) 1973-04-02
BE786886A (fr) 1972-11-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees