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    • 6. 发明申请
    • CLARIFYING AGENTS FOR ORGANOMODIFIED SILICONES
    • 用于有机硅的澄清剂
    • WO2012170606A1
    • 2012-12-13
    • PCT/US2012/041213
    • 2012-06-07
    • MOMENTIVE PERFORMANCE MATERIALS INC.FALK, BenjaminGONZALEZ, Sigfredo
    • FALK, BenjaminGONZALEZ, Sigfredo
    • C08G77/388C08G77/46C08L83/08C08L83/12A61K8/894A61K8/898C08J3/09
    • C08L83/12A61K8/894A61K8/898A61K2800/10A61K2800/262A61Q19/00C08G77/388C08G77/46C08L83/08
    • There is provided herein a composition comprising a silicone copolymer of the general formula (I) M a M E c D d D E e T f TE g Q h where M = R 1 R 2 R 3 SiO 1/2 ; M E = R 4 R 5 R E SiO 1/2 ; D = R 6 R 7 Si0 2/2 ; D E = R 8 R E Si0 2/2 ; T = R 9 Si0 3/2 ; T E = R E Si0 2/2 ; and Q = Si0 4/2 ; where R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , and R 9 are each independently selected from the group of monovalent hydrocarbon radicals optionally containing heteroatoms, carbonyl groups, and hydroxyl groups, each independently having from about 1 to about 20 carbon atoms; RE is a monovalent radical defined as: - R 10 O-(C 2 H 4 O) h (C 3 H 6 O) i (C 4 H 8 O) j -R 11 or -R 12 with the provision that the copolymer must contain at least one R E group; R 10 is a linear or branched divalent hydrocarbon radical containing from 3 to about 10 carbon atoms; R 11 is H or -C(=0)CH 3 or a monovalent saturated or unsaturated hydrocarbon radical, optionally containing heteroatoms and hydroxyl groups, containing from 1 to about 30 carbon atoms; R 12 is a hydrocarbon radical, containing from 2 to about 30 carbon atoms and at least 1 hydroxyl group, optionally containing heteroatoms; subscripts a, b, c, d, e, f, and g are 0 or positive subject to the limitation a + b + c + d + e + f + g D H ρ
    • 本文提供了包含通式(I)MaME cDdDE eTfTEgQh的硅氧烷共聚物的组合物,其中M = R 1 R 2 R 3 SiO 1/2; ME = R4R5RESiO1 / 2; D = R6R7SiO2 / 2; DE = R8RESi02 / 2; T = R9SiO 3/2; TE = RESi02 / 2; 和Q = SiO 4/2; 其中R 1,R 2,R 3,R 4,R 5,R 6,R 7,R 8和R 9各自独立地选自任选含有杂原子,羰基和羟基的一价烃基,其各自独立地具有约1至约20 碳原子 RE是被定义为:R10O-(C2H4O)h(C3H6O)i(C4H8O)j -R11或-R12的一价基团,条件是共聚物必须含有至少一个RE基团; R 10是含有3至约10个碳原子的直链或支链二价烃基; R 11是H或-C(= O)CH 3或任选含有1至约30个碳原子的杂原子和羟基的一价饱和或不饱和烃基; R 12是含有2至约30个碳原子和至少1个羟基,任选地含有杂原子的烃基; 下标a,b,c,d,e,f和g分别为0或正,受限于a + b + c + d + e + f + g <1000; 下标h,i和j为0或正数,受限于h + i + j小于100; 和b)含有至少1个酯基-C(= O)0 - 的有机油,其显示出Hansen溶解度参数为14DH 3。 <15,并且其中所述组合物的粘度小于20,000cps。 还提供含有该组合物的硅氧烷乳液,含有所述硅氧烷乳液的个人护理组合物,以及处理含硅氧烷表面活性剂的方法,包括混合组合物的内容物。
    • 9. 发明申请
    • METHOD FOR DEMULSIFYING
    • 分解方法
    • WO2007149537A2
    • 2007-12-27
    • PCT/US2007/014490
    • 2007-06-21
    • MOMENTIVE PERFORMANCE MATERIALS INC.KOCZO, KalmanAZOUANI, Sabine IsabelleFALK, Benjamin
    • KOCZO, KalmanAZOUANI, Sabine IsabelleFALK, Benjamin
    • B01D17/047C08G77/46C10G33/04C10L1/285
    • The invention relates to a method for separating emulsions of oil and water, the method comprising incorporating a demulsifying-effective amount of a silicone demulsifier into an emulsion comprising an oil phase and an aqueous phase, the silicone demulsifier having a molecular structure comprising a polysiloxane backbone of at least two siloxane units covalently bound to (i) one or more alkylene oxide groups comprising one or more alkylene oxide units independently having one to five carbon atoms, and (ii) one or more oxirane-containing and/or oxetane-containing groups, wherein said oxirane or oxetane is optionally ring-opened by reaction with a chemical or group capable of ring-opening an oxirane or oxetane ring, respectively, and wherein a solid filler is substantially excluded from the silicone demulsifier and emulsion. The invention also relates to compositions containing the above-described demulsifier and the water and oil phases of an emulsion.
    • 本发明涉及一种用于分离油和水的乳液的方法,所述方法包括将破乳有效量的硅氧烷破乳剂掺入包含油相和水相的乳液中,所述硅氧烷破乳剂具有包含聚硅氧烷主链的分子结构 共价键合至少两个硅氧烷单元(i)一个或多个包含一个或多个独立地具有1-5个碳原子的氧化烯单元的环氧烷基团,和(ii)一种或多种含环氧乙烷和/或含氧杂环丁烷基团 其中所述环氧乙烷或氧杂环丁烷分别通过与能够开环环氧乙烷或氧杂环丁烷环的化学或基团反应而任意开环,并且其中基本上从硅氧烷破乳剂和乳液中排除固体填料。 本发明还涉及含有上述破乳剂和乳液的水相和油相的组合物。