실질적으로 무질소의 분산제를 함유하는 유압 조성물
    1.
    发明公开
    실질적으로 무질소의 분산제를 함유하는 유압 조성물 有权
    含有大量无氮分散剂的液压组合物

    公开(公告)号:KR1020070007140A

    公开(公告)日:2007-01-12

    申请号:KR1020067021293

    申请日:2005-03-08

    Abstract: The present invention provides a composition containing (a) a substantially nitrogen free dispersant derived from the reaction product of: (i) a polyalkenyl-substituted acylating agent; and (ii) a polyol; (b) a primary metal hydrocarbyl dithiophosphate; (c) an oil of lubricating viscosity; and (d) optionally a viscosity modifier, wherein the composition contains about 35 ppm or less of nitrogen derived from a substantially nitrogen free dispersant. The invention further provides a process for preparing the composition and its use. ® KIPO & WIPO 2007

    Abstract translation: 本发明提供一种组合物,其含有(a)基本上不含氮的分散剂,其衍生自以下反应产物:(i)聚链烯基取代的酰化剂; 和(ii)多元醇; (b)一次金属烃基二硫代磷酸盐; (c)润滑粘度油; 和(d)任选的粘度调节剂,其中所述组合物含有源自基本上无氮分散剂的约35ppm或更少的氮。 本发明还提供了一种制备组合物及其用途的方法。 ®KIPO&WIPO 2007

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