RO79486B1 - Water-soluble electroinsulating varnish composition for electrotechnical sheets - Google Patents

Water-soluble electroinsulating varnish composition for electrotechnical sheets

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Publication number
RO79486B1
RO79486B1 RO103936A RO10393681A RO79486B1 RO 79486 B1 RO79486 B1 RO 79486B1 RO 103936 A RO103936 A RO 103936A RO 10393681 A RO10393681 A RO 10393681A RO 79486 B1 RO79486 B1 RO 79486B1
Authority
RO
Romania
Prior art keywords
water
soluble
electrotechnical
sheets
lacquer
Prior art date
Application number
RO103936A
Other languages
Romanian (ro)
Other versions
RO79486A2 (en
Inventor
Mihai Motoiu
Petre Partenie
Adriana Mihaela Dimitriu
Paul Amor Zugravescu
Dumitru Deaconescu
Ale Xandru Birdes
IOAN PîRVAN
Gabriela Zadunaischi
Original Assignee
Combinatul De Oteluri Speciale
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 Combinatul De Oteluri Speciale filed Critical Combinatul De Oteluri Speciale
Priority to RO81103936A priority Critical patent/RO79486A2/en
Publication of RO79486B1 publication Critical patent/RO79486B1/en
Publication of RO79486A2 publication Critical patent/RO79486A2/en

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Abstract

Compozitie de lac electroizolant solubil în apa pentru table electrotehnice, pe baza de rasini, caracterizata prin aceea ca, în scopul reducerii temperaturii de aplicare a lacului pe tabla si respectiv diminuarii consumului de energie, a realizarii unei pelicule uniforme si fara striatii longitudinale pe suprafata, si a asigurarii unei rezistivitati dielectrice superioare prin eliminarea riscului de crapare si exfoliere a peliculei de lac de pe tabla la îndoiri repetate, este formata din 40...75 parti dintr-un amestec de rasini sintetice solubile în apa, constituit din rasini alchidice solubile în apa si rasini alchil sau arilfenolformaldehidice neeterificate....The invention relates to a water-soluble electro-insulating lacquer for resin-based electrotechnical sheets, characterized in that in order to reduce the application temperature of the lacquer on the sheet and to reduce the energy consumption, to achieve a uniform film without longitudinal striations on the surface, and providing superior dielectric resistivity by eliminating the risk of cracking and peeling of the lacquer film on the sheet at repeated bends is comprised of 40 ... 75 parts of a water-soluble synthetic resins mixture consisting of soluble alkyd resins in water and non-esterified alkyl or aryl-phenolformaldehyde resins ....

RO81103936A 1981-04-06 1981-04-06 WATER-SOLUBLE ELECTRO-SOLUBLE LAYER COMPOSITIONOF WATER-SOLUBLE SOLUBLE ELECTRO-SOLUBLE COATING FOR ELECTROTECNIC SHEETS FOR ELECTROTECHNIC SHEETS RO79486A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO81103936A RO79486A2 (en) 1981-04-06 1981-04-06 WATER-SOLUBLE ELECTRO-SOLUBLE LAYER COMPOSITIONOF WATER-SOLUBLE SOLUBLE ELECTRO-SOLUBLE COATING FOR ELECTROTECNIC SHEETS FOR ELECTROTECHNIC SHEETS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO81103936A RO79486A2 (en) 1981-04-06 1981-04-06 WATER-SOLUBLE ELECTRO-SOLUBLE LAYER COMPOSITIONOF WATER-SOLUBLE SOLUBLE ELECTRO-SOLUBLE COATING FOR ELECTROTECNIC SHEETS FOR ELECTROTECHNIC SHEETS

Publications (2)

Publication Number Publication Date
RO79486B1 true RO79486B1 (en) 1983-06-30
RO79486A2 RO79486A2 (en) 1983-07-07

Family

ID=20109793

Family Applications (1)

Application Number Title Priority Date Filing Date
RO81103936A RO79486A2 (en) 1981-04-06 1981-04-06 WATER-SOLUBLE ELECTRO-SOLUBLE LAYER COMPOSITIONOF WATER-SOLUBLE SOLUBLE ELECTRO-SOLUBLE COATING FOR ELECTROTECNIC SHEETS FOR ELECTROTECHNIC SHEETS

Country Status (1)

Country Link
RO (1) RO79486A2 (en)

Also Published As

Publication number Publication date
RO79486A2 (en) 1983-07-07

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