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    • 11. 发明公开
    • PROCESS FOR MAKING AN AMINOSILOXANE POLYMER NANOEMULSION
    • 制备氨基硅氧烷聚合物纳米乳液的方法
    • EP3174921A1
    • 2017-06-07
    • EP15752938.9
    • 2015-07-24
    • Wacker Chemie AG
    • BECKER, RichardBROENING, Harry WilliamFLITER, Kristi LynnMERGET, MarkusSCHUSTER, StefanieSELBERTINGER, ErnstSIVIK, Mark RobertVETTER, Nicholas DavidWHITING, Patrick BrianWIMMER, Franz Xaver
    • C08J3/09C08L83/04C08J3/03C08L83/08
    • C08J3/07C08G77/26C08J3/03C08J2383/08C08J2483/04C08L83/08
    • The present invention provides a method of making a nanoemulsion comprising the steps of: a) solubilizing a silicone resin in an organic solvent system to yield a silicone resin solution concentration of 80% or less, wherein the organic solvent system comprises diethyleneglycol monobutyl ether and at least one additional solvent selected from the list consisting of monoalcohols, polyalcohols, ethers of monoalcohols, ethers of polyalcohols, fatty esters, Guerbet alcohols, isoparaffins, naphthols, glycol ethers or mixtures thereof, provided that if the additional solvent is a glycol ether it is not diethyleneglycol monobutyl ether; b) mixing the silicone resin solution from a) with an aminosiloxane polymer to obtain an aminosiloxane polymer:silicone resin mixture having ratio of about 20:1; c) allowing the aminosiloxane polymer:silicone resin mixture to age for at least about 6 hours at ambient temperature; d) adding the aminosiloxane polymer:silicone resin mixture to a vessel; e) optionally adding with agitation an additional organic solvent to the aminosiloxane polymer:silicone resin mixture; f) mixing until homogenous; g) adding a protonating agent; h) additionally adding an aqueous carrier in an amount to produce the desired concentration of emulsion; and a nanoemulsion preparable by said method.
    • 本发明提供制备纳米乳液的方法,其包括以下步骤:a)将有机硅树脂溶解在有机溶剂体系中以得到80%或更低的有机硅树脂溶液浓度,其中有机溶剂体系包含二甘醇单丁基醚和 选自一元醇,多元醇,一元醇的醚,多元醇的醚,脂肪酯,格尔伯特醇,异链烷烃,萘酚,乙二醇醚或它们的混合物的至少一种另外的溶剂,条件是如果另外的溶剂是二醇醚, 不是二甘醇单丁醚; b)将来自a)的有机硅树脂溶液与氨基硅氧烷聚合物混合以获得氨基硅氧烷聚合物:具有约20:1的比例的有机硅树脂混合物; c)使氨基硅氧烷聚合物:有机硅树脂混合物在环境温度下老化至少约6小时; d)将氨基硅氧烷聚合物:有机硅树脂混合物加入到容器中; e)任选地在搅拌下向氨基硅氧烷聚合物中加入另外的有机溶剂:有机硅树脂混合物; f)混合直至均匀; g)加入质子化剂; h)另外加入一定量的含水载体以产生所需浓度的乳液; 和通过所述方法制备的纳米乳液。
    • 12. 发明公开
    • MISCHUNGEN VON ORGANOPOLYSILOXAN-COPOLYMEREN
    • 有机聚硅氧烷共聚物的混合物
    • EP2283057A1
    • 2011-02-16
    • EP09757403.2
    • 2009-05-25
    • Wacker Chemie AG
    • SCHÄFER, OliverSELBERTINGER, Ernst
    • C08G18/61C08G18/28C08G18/71C08G18/10
    • C08G18/61C08G18/10C08G18/289
    • Compositions containing between 50 and 99.999% of an organopolysiloxane/polyurea/polyurethane block copolymer of the general formula (1), containing between 0.001% and 10% of a UV absorber, which are compatible with the polymer of the general formula I, the concentration of free amino groups or isocyanate groups in the polymer (I) being smaller than 40 mmol/kg, where R is a monovalent hydrocarbon group with 1 to 20 carbon atoms that is optionally substituted with fluorine or chlorine, X is an alkylene group with 1 to 20 carbon atoms, in which non-neighboring methylene units can be substituted with –O- groups, A is an oxygen atom or an amino group -NR'-, Z is an oxygen atom or an amino group -NR'-, R' is hydrogen or an alkyl group with 1 to 10 carbon atoms, Y is a bivalent hydrocarbon group with 1 to 20 carbon atoms that is optionally substituted with fluorine or chlorine, D is an alkylene group with 1 to 700 carbon atoms that is optionally substituted with fluorine, chlorine, C
      1 -C
      6 akyl ester or C
      1 -C
      6 alkyl ester, in which non-neighboring methylene units can be substituted with -O-, -COO-, -OCO-, or - OCOO- groups, B is hydrogen or a functional or non-functional organic or silicon-organic group, n is a number from 1 to 1000, a is a number of at least 1, b is a number from 0 to 40.15, c is a number from 0 to 30 and d is a number greater than 0.