| 摘要 |
FIELD: electricity.SUBSTANCE: invention relates to electrically insulating kompaunds, which can be used for filling or impregnation parts of electrical machines, devices, current-conducting circuits and parts in radio engineering, electrical and electronic industries. Compound consists of diglycidyl ether of resorcinol, methyl endyc anhydride, 2-ethyl-4-methylimidazole, pulverized quartz and hydrophobic modified pyrogenic silicon dioxide with the following ratio of components, wt%: diglycidyl ether of resorcinol 20, methyl endyc anhydride 27.7, pulverized quartz 51.2, 2-ethyl-4-methylimidazole 0.1, hydrophobic pyrogenic silicon dioxide, modified by hexamethyldisilazane, 1.0.EFFECT: higher of heat resistance, electrical and mechanical strength of compound is the technical result of the invention; besides, electric insulating compound allows to reduce thickness of insulation with preservation of reliability of product at previous level.1 cl, 2 tbl |
