<p>An electrical insulating oil having a flash point (PMCC) of 130°C or more and a pour point of -40°C or lower, which composition comprises hydrorefined mineral oil and/or synthetic hydrocarbon oil and in the range of from 0.5 to 10 wt .% of bright stock oil, based on the total weight of the electrical insulating oil composition.</p>
申请公布号
WO2007093631(A1)
申请公布日期
2007.08.23
申请号
WO2007EP51484
申请日期
2007.02.15
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.;BABA, YOSHIHARU;TAKAHASHI, HIROYUKI;TERAI, HIDETO;TANAKA, NORIMITSU
