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AU7055681A - Imidized polyamide acid coating - Google Patents

Imidized polyamide acid coating

Info

Publication number
AU7055681A
AU7055681A AU70556/81A AU7055681A AU7055681A AU 7055681 A AU7055681 A AU 7055681A AU 70556/81 A AU70556/81 A AU 70556/81A AU 7055681 A AU7055681 A AU 7055681A AU 7055681 A AU7055681 A AU 7055681A
Authority
AU
Australia
Prior art keywords
polyamide acid
acid coating
imidized polyamide
imidized
coating
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.)
Abandoned
Application number
AU70556/81A
Other languages
English (en)
Inventor
Frederick Frank Holub
Marvin Arthur Peterson
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 AU7055681A publication Critical patent/AU7055681A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/12—Insulating of windings
    • H01F41/122—Insulating between turns or between winding layers
    • 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
    • C08G73/1003—Preparatory processes
    • C08G73/1007—Preparatory processes from tetracarboxylic acids or derivatives and diamines
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/303—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 H01B3/38 or H01B3/302
    • H01B3/306—Polyimides or polyesterimides
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/308—Wires with resins

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (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)
AU70556/81A 1980-05-19 1981-05-14 Imidized polyamide acid coating Abandoned AU7055681A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15072580A 1980-05-19 1980-05-19
US150725 1980-05-19

Publications (1)

Publication Number Publication Date
AU7055681A true AU7055681A (en) 1981-11-26

Family

ID=22535751

Family Applications (1)

Application Number Title Priority Date Filing Date
AU70556/81A Abandoned AU7055681A (en) 1980-05-19 1981-05-14 Imidized polyamide acid coating

Country Status (5)

Country Link
JP (1) JPS5716026A (de)
AU (1) AU7055681A (de)
DE (1) DE3118948A1 (de)
FR (1) FR2482607B1 (de)
GB (1) GB2075999B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62129316A (ja) * 1985-07-16 1987-06-11 Kanegafuchi Chem Ind Co Ltd ポリイミド前駆体を部分的に閉環させた薄膜
CA1294731C (en) * 1986-04-25 1992-01-21 Masakazu Uekita Copolymeric and amphiphilic polyimide precursor, process for preparing the same and thin film
JPH01245064A (ja) * 1988-03-28 1989-09-29 Nippon Steel Chem Co Ltd 被覆用組成物及びその使用法
JP2700688B2 (ja) * 1989-06-06 1998-01-21 新日本理化 株式会社 水性表面改質剤組成物
EP0410702B1 (de) * 1989-07-24 1996-04-10 Chisso Corporation Drucktintenzusammensetzung
WO2014208704A1 (ja) * 2013-06-27 2014-12-31 宇部興産株式会社 ポリイミド前駆体、及びポリイミド
WO2020237018A1 (en) * 2019-05-22 2020-11-26 Advansix Resins & Chemicals Llc Polymer compositions for forming an enamel coating on a wire

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3179614A (en) * 1961-03-13 1965-04-20 Du Pont Polyamide-acids, compositions thereof, and process for their preparation
US3377310A (en) * 1964-10-22 1968-04-09 Monsanto Co Coating compositions containing crosslinkable polyamides dissovled in phenolic solvents
US3426098A (en) * 1965-05-20 1969-02-04 Schenectady Chemical Polyester-polyimide wire enamel
CH484967A (de) * 1966-03-15 1970-01-31 Du Pont Formmasse
US3555113A (en) * 1968-05-21 1971-01-12 Westinghouse Electric Corp Blends of polymeric amide-imide-ester wire enamels and conductors insulated therewith
GB1277824A (en) * 1968-09-02 1972-06-14 Toray Industries Polyimides
FR2046428A5 (de) * 1969-04-24 1971-03-05 Toray Industries
US3663510A (en) * 1969-05-08 1972-05-16 Gen Electric Process for producing polyamide coating materials
US4073788A (en) * 1969-05-08 1978-02-14 General Electric Company Partially imidized polyamide-acid polymers, aqueous coating compositions, coated wire and method, and partially imidized intermediate
US3652500A (en) * 1969-08-21 1972-03-28 Gen Electric Process for producing polyamide coating materials by endcapping
DE2121254A1 (en) * 1971-04-30 1972-11-09 Dynamit Nobel Ag, 5210 Troisdorf Catalytic polyamide acid solns prodn - useful as electrical wire coatings, having good storage props
US4181641A (en) * 1977-01-24 1980-01-01 General Electric Company Polyetheramide-acid-imide solution and process for preparation thereof
FR2440960B1 (fr) * 1978-11-09 1985-07-05 Ube Industries Procede de preparation d'une solution de polyimide

Also Published As

Publication number Publication date
GB2075999B (en) 1985-01-23
GB2075999A (en) 1981-11-25
DE3118948A1 (de) 1982-02-18
JPS5716026A (en) 1982-01-27
FR2482607B1 (fr) 1987-01-09
FR2482607A1 (fr) 1981-11-20

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