ES465037A1 - Procedimiento para la fabricacion de esmaltes acuosos die- lectricos, en especial de esmaltes para hilos. - Google Patents

Procedimiento para la fabricacion de esmaltes acuosos die- lectricos, en especial de esmaltes para hilos.

Info

Publication number
ES465037A1
ES465037A1 ES465037A ES465037A ES465037A1 ES 465037 A1 ES465037 A1 ES 465037A1 ES 465037 A ES465037 A ES 465037A ES 465037 A ES465037 A ES 465037A ES 465037 A1 ES465037 A1 ES 465037A1
Authority
ES
Spain
Prior art keywords
electrically insulating
production
insulating varnish
varnish
aqueous electrically
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
ES465037A
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 K G Dr
Original Assignee
Beck & Co K G Dr
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 K G Dr filed Critical Beck & Co K G Dr
Publication of ES465037A1 publication Critical patent/ES465037A1/es
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)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (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)

Abstract

Procedimiento para la fabricación de esmaltes acuosos dieléctricosen especial de esmaltes para hilos; que contienen productos de transformación de ácido tetracarboxílico o de sus anhídridosneutralizados con combinaciones básicas volátilesjunto con diaminas dicíclicas aromáticas diprimarias yademás de aguaeventualmente disolventes orgánicos mezclables con aguacaracterizado porque se emplean para la transformación con las diamínas ácido ciclopentanotetracarboxílico.
ES465037A 1977-01-20 1977-12-14 Procedimiento para la fabricacion de esmaltes acuosos die- lectricos, en especial de esmaltes para hilos. Expired ES465037A1 (es)

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
ES465037A1 true ES465037A1 (es) 1978-10-01

Family

ID=5999058

Family Applications (1)

Application Number Title Priority Date Filing Date
ES465037A Expired ES465037A1 (es) 1977-01-20 1977-12-14 Procedimiento para la fabricacion de esmaltes acuosos die- lectricos, en especial de esmaltes para hilos.

Country Status (12)

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

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4480088A (en) * 1983-10-20 1984-10-30 United Technologies Corporation Water soluble polyimide resin system
DE3888666T2 (de) * 1988-01-08 1994-11-03 Nissan Chemical Ind Ltd Polyimid-Harz und Isolationsschicht für elektrische oder elektronische Geräte.
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
CN105229083B (zh) * 2013-05-20 2020-08-07 尤尼吉可株式会社 聚酰亚胺前体溶液
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 (es) * 1973-08-16 1976-08-18

Also Published As

Publication number Publication date
DE2702121C3 (de) 1981-12-03
ATA927477A (de) 1980-02-15
US4169085A (en) 1979-09-25
FR2378072B1 (es) 1982-11-19
AT358685B (de) 1980-09-25
IT1111352B (it) 1986-01-13
DE2702121B2 (de) 1981-04-16
JPS5390338A (en) 1978-08-09
JPS6134476B2 (es) 1986-08-07
FR2378072A1 (fr) 1978-08-18
IN147590B (es) 1980-04-26
GB1540554A (en) 1979-02-14
SE7800679L (sv) 1978-07-21
DE2702121A1 (de) 1978-07-27
SE425502B (sv) 1982-10-04
BR7800216A (pt) 1978-10-10
CH639993A5 (de) 1983-12-15

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19991115