ELECTRIC INSULATION MATERIAL Russian patent published in 1997 - IPC

Abstract RU 2084030 C1

FIELD: electric engineering, in particular, impregnated insulating materials, manufacturing of press materials. SUBSTANCE: material has paper base, which consists of 100 weight parts of polyamide fibers, 20-300 weight parts of polyether fiber which linear density is in range of 0.33-0.6 tack and binder which consists of 100 weight parts of condensate of triphenol and epoxy chlorine hydride and contains at least 19.5% of epoxy groups, 5-20 weight parts of tetrabromphenylolpropane (or diphenylsulphone, 1-10 weight parts of composition of triple-fluoride boron and benzylamine (or monoethylamine). EFFECT: increased insulation capacities, decreased inflammability.

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RU 2 084 030 C1

Authors

Pak Vladimir Moiseevich

Papkov Andrej Vladimirovich

Chajkina Evgenija Alekseevna

Dates

1997-07-10Published

1995-06-16Filed