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    • 2. 发明授权
    • Method for controlling viscosity of organic liquids and compositions
thereof
    • 用于控制有机液体粘度的方法及其组合物
    • US4904722A
    • 1990-02-27
    • US788963
    • 1985-10-18
    • Robert D. LundbergRobert R. PhillipsDennis G. PeifferIlan Duvdevani
    • Robert D. LundbergRobert R. PhillipsDennis G. PeifferIlan Duvdevani
    • C08J3/24C08L23/32C08L57/06
    • C08L23/32C08J3/246C08L57/06
    • A method for controlling the viscosity of organic liquids, said organic liquid having a solubility parameter of less than 9.5, a viscosity, as measured at 25.degree. C., of less than 200 centipoises and said organic liquid is selected from the group consisting of mineral oils, synthetic oils, naphthanes, alkanes, cycloalkanes and aromatics and mixtures thereof, which comprises incorporating in said organic liquid about 0.01 to 20 grams of polymer complex per 100 ml. of said organic liquid, said polymer complex being formed "in situ" in said organic liquid or dissolved in said organic liquid, said complex being comprised of polymer A, containing about 4 meq. to 500 meq. of neutralized sulfonate groups, and polymer B, containing basic nitrogen groups, both functional groups being present at a level of from about 4 to 500 meq. per 100 g. of polymer, wherein polymer B has the formula: ##STR1## wherein x is about 50.0 to 99.8 weight percent and y is about 0.2 to about 50.0 weight percent, wherein said sulfonate groups of said polymer A being neutralized with basic compounds selected from the group consisting of transition elements, said polymer A having a polymeric backbone substantially soluble in said organic liquid and said polymer having a molecular weight of about 1,000 to 10,000,000.
    • 一种用于控制有机液体的粘度的方法,所述有机液体的溶解度参数小于9.5,在25℃下测得的小于200厘泊的粘度和所述有机液体选自矿物质 油,合成油,萘烷,烷烃,环烷烃和芳族化合物及其混合物,其包括在每一100ml中在所述有机液体中加入约0.01至20克聚合物复合物。 的所述有机液体,所述聚合物复合物在所述有机液体中“原位”形成或溶解在所述有机液体中,所述复合物由聚合物A组成,含有约4meq。 至500毫克 的中和磺酸盐基团和含有碱性氮基团的聚合物B,两个官能团的存在量为约4至500meq。 每100克 的聚合物,其中聚合物B具有下式:其中x为约50.0至99.8重量%,y为约0.2至约50.0重量%,其中所述聚合物A的所述磺酸盐基团用碱性化合物中和,所述碱性化合物选自 由过渡元素组成,所述聚合物A具有基本上可溶于所述有机液体的聚合物骨架,所述聚合物的分子量为约1,000至10,000,000。