GB1540554A - Aqueous electrically-insulating varnishes - Google Patents

Aqueous electrically-insulating varnishes

Info

Publication number
GB1540554A
GB1540554A GB51557/77A GB5155777A GB1540554A GB 1540554 A GB1540554 A GB 1540554A GB 51557/77 A GB51557/77 A GB 51557/77A GB 5155777 A GB5155777 A GB 5155777A GB 1540554 A GB1540554 A GB 1540554A
Authority
GB
United Kingdom
Prior art keywords
insulating varnishes
aqueous electrically
aqueous
electrically
varnishes
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
GB51557/77A
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.)
Beck & Co AG
Original Assignee
Beck & Co AG
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 Beck & Co AG filed Critical Beck & Co AG
Publication of GB1540554A publication Critical patent/GB1540554A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (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)
GB51557/77A 1977-01-20 1977-12-12 Aqueous electrically-insulating varnishes Expired GB1540554A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2702121A DE2702121C3 (de) 1977-01-20 1977-01-20 Wäßrige Elektroisolierlacke, insbesondere Drahtlacke

Publications (1)

Publication Number Publication Date
GB1540554A true GB1540554A (en) 1979-02-14

Family

ID=5999058

Family Applications (1)

Application Number Title Priority Date Filing Date
GB51557/77A Expired GB1540554A (en) 1977-01-20 1977-12-12 Aqueous electrically-insulating varnishes

Country Status (12)

Country Link
US (1) US4169085A (en, 2012)
JP (1) JPS5390338A (en, 2012)
AT (1) AT358685B (en, 2012)
BR (1) BR7800216A (en, 2012)
CH (1) CH639993A5 (en, 2012)
DE (1) DE2702121C3 (en, 2012)
ES (1) ES465037A1 (en, 2012)
FR (1) FR2378072A1 (en, 2012)
GB (1) GB1540554A (en, 2012)
IN (1) IN147590B (en, 2012)
IT (1) IT1111352B (en, 2012)
SE (1) SE425502B (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2148314A (en) * 1983-10-20 1985-05-30 United Technologies Corp Water soluble polyimide resin system

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0564009B1 (en) * 1988-01-08 1997-09-17 Nissan Chemical Industries Ltd. Electric and electronic devices having a polyimide resin insulating film
JP2010189510A (ja) * 2009-02-17 2010-09-02 Hitachi Cable Ltd 絶縁塗料及び絶縁電線
JP5915193B2 (ja) * 2012-01-13 2016-05-11 宇部興産株式会社 ポリイミド前駆体アルコール溶液組成物、及びポリイミド前駆体アルコール溶液組成物の製造方法
JP5708676B2 (ja) * 2013-01-31 2015-04-30 富士ゼロックス株式会社 ポリイミド前駆体組成物の製造方法
JP6433890B2 (ja) * 2013-05-20 2018-12-05 ユニチカ株式会社 ポリイミド前駆体溶液
JP6314707B2 (ja) * 2014-07-09 2018-04-25 宇部興産株式会社 ポリイミド前駆体組成物、及びそれを用いた絶縁被覆層の製造方法
JP2016124956A (ja) * 2014-12-26 2016-07-11 富士ゼロックス株式会社 ポリアミドイミド前駆体組成物、ポリアミドイミド成形体、及びポリアミドイミド成形体の製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1282083B (de) * 1966-04-26 1968-11-07 Siemens Ag Schaltungsanordnung mit einer oder mehreren bistabilen Kippschaltung(en) als Speicherelement(e) (Haftspeicher)
US3518219A (en) * 1967-08-31 1970-06-30 Monsanto Co Novel polyimide forming mixtures
US3573132A (en) * 1967-10-30 1971-03-30 Rhone Poulenc Sa Process for the preparation of polyimides
JPS5128297B2 (en, 2012) * 1973-08-16 1976-08-18

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2148314A (en) * 1983-10-20 1985-05-30 United Technologies Corp Water soluble polyimide resin system

Also Published As

Publication number Publication date
JPS6134476B2 (en, 2012) 1986-08-07
IT1111352B (it) 1986-01-13
IN147590B (en, 2012) 1980-04-26
SE425502B (sv) 1982-10-04
SE7800679L (sv) 1978-07-21
FR2378072B1 (en, 2012) 1982-11-19
DE2702121B2 (de) 1981-04-16
ATA927477A (de) 1980-02-15
CH639993A5 (de) 1983-12-15
JPS5390338A (en) 1978-08-09
DE2702121A1 (de) 1978-07-27
ES465037A1 (es) 1978-10-01
DE2702121C3 (de) 1981-12-03
FR2378072A1 (fr) 1978-08-18
AT358685B (de) 1980-09-25
BR7800216A (pt) 1978-10-10
US4169085A (en) 1979-09-25

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19921212