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    • 1. 发明授权
    • Composition containing non-ionic surfactant
    • 含有非离子表面活性剂的组合物
    • US4832865A
    • 1989-05-23
    • US140852
    • 1988-01-05
    • Sandra L. KrivakWilliam A. Williams, Jr.Louis J. NehmsmannEdward J. Sare
    • Sandra L. KrivakWilliam A. Williams, Jr.Louis J. NehmsmannEdward J. Sare
    • C09D9/04C11D1/00C11D1/72
    • C09D9/04C11D1/004C11D1/72
    • A composition comprises: (A) chlorine-containing organic solvent selected from the group consisting of methylchloroform, trichloroethylene, perchlorethylene, and mixtures thereof, and (B) non-ionic surfactant selected from the group consisting of ##STR1## or mixtures thereof, wherein: (C) each R is independently straight or branched alkyl containing from about 8 to about 24 carbon atoms or ##STR2## (D) each R' is independently straight or branched alkyl containing from about 8 to about 18 carbon atoms, (E) each Z is independently fluoro, chloro, bromo, or alkoxy containing from 1 to about 4 carbon atoms, (F) the average value of a is in the range of from 0 to about 100, (G) the average value of b is in the range of from 0 to about 60, (H) the average value of c is in the range of from 0 to about 50, (I) the sum of the average values of a, b, and c is in the range of from 3 to about 150, (J) the sum of the average values of d and f is in the range of from 2 to about 50, (K) the average value of e is in the range of from 2 to about 60, (L) the average value of g is in the range of from 2 to about 50, (M) the average value of n is in the range of from 0 to about 2, and (N) the composition is essentially free of methylene chloride.
    • 组合物包含:(A)选自甲基氯仿,三氯乙烯,全氯乙烯及其混合物的含氯有机溶剂,和(B)选自以下的非离子表面活性剂: (C)每个R独立地为含有约8至约24个碳原子的直链或支链烷基,或者(D),每个R'独立地为含有约8至约24个碳原子的直链或支链烷基, 约18个碳原子,(E)各Z独立地是氟,氯,溴或含有1至约4个碳原子的烷氧基,(F)a的平均值在0至约100的范围内(G )b的平均值在0至约60的范围内,(H)c的平均值在0至约50的范围内,(I)a,b, 并且c在3至约150的范围内,(J)d和f的平均值之和在范围内 (K),e的平均值在2至约60的范围内,(L)g的平均值在2至约50的范围内,(M)平均值 n的值在0至约2的范围内,和(N)组合物基本上不含二氯甲烷。