Silicone polyether copolymers and process for preparation thereof
    1.
    发明授权
    Silicone polyether copolymers and process for preparation thereof 有权
    硅氧烷聚醚共聚物及其制备方法

    公开(公告)号:US08779079B2

    公开(公告)日:2014-07-15

    申请号:US12837677

    申请日:2010-07-16

    Abstract: Novel silicone polyether copolymers of inverse structure of the formula 1, characterized in that no unsaturated functional groups caused by side reactions or conversion products thereof are present in the copolymer, and a process for preparation thereof, in which a polyether modified terminally and/or laterally with alkoxysilyl groups is reacted with silanes and/or siloxanes which bear one or more hydrolysis-labile groups, in a hydrolysis and condensation reaction.

    Abstract translation: 具有式1的相反结构的新型硅氧烷聚醚共聚物,其特征在于,在共聚物中不存在由副反应或其转化产物引起的不饱和官能团及其制备方法,其中将聚醚改性为末端和/或侧面 在水解和缩合反应中,烷氧基甲硅烷基与具有一个或多个水解不稳定基团的硅烷和/或硅氧烷反应。

    PROCESS FOR PRODUCING POLYSILOXANES WITH NITROGEN-CONTAINING GROUPS
    4.
    发明申请
    PROCESS FOR PRODUCING POLYSILOXANES WITH NITROGEN-CONTAINING GROUPS 有权
    生产具有含氮组合物的多异氰酸酯的方法

    公开(公告)号:US20130040875A1

    公开(公告)日:2013-02-14

    申请号:US13584331

    申请日:2012-08-13

    CPC classification number: C08G77/26 C08G77/08 C08G77/16

    Abstract: A process for producing amino-functional polysiloxanes by reacting the components A) identical or different terminally hydroxy-functional, linear or branched polysiloxanes, B) identical or different alkoxysilanes of the formula R1xR23-xSiR3  (I) where R1 is identical or different alkyl radicals having 1 to 4 carbon atoms, R2 is identical or different alkoxy radicals having 1 to 4 carbon atoms, R3 is an organic radical having at least one nitrogen atom, x=0 to 2, and C) water, in the presence of D) one or more phosphorus-containing, Brønsted-acidic compounds, to the correspondingly obtainable polysiloxanes containing nitrogen-containing groups, and to the use thereof are provided.

    Abstract translation: 通过使组分A)相同或不同的末端羟基官能的,直链或支化的聚硅氧烷,B)相同或不同的式R1xR23-xSiR3(Ⅰ)的烷氧基​​硅烷,其中R1是相同或不同的烷基 具有1至4个碳原子,R 2是具有1至4个碳原子的相同或不同的烷氧基,R 3是具有至少一个氮原子的有机基团,x = 0至2,和C)在D) 提供了一种或多种含磷的布朗斯台德酸性化合物与相应得到的含氮基团的聚硅氧烷及其用途。

    PROCESS FOR PREPARING BRANCHED Si-H FUNCTIONAL POLYSILOXANES AND USE THEREOF FOR PREPARING LIQUID SiC- OR SiOC-LINKED, BRANCHED MODIFIED ORGANOMODIFIED POLYSILOXANES
    9.
    发明申请
    PROCESS FOR PREPARING BRANCHED Si-H FUNCTIONAL POLYSILOXANES AND USE THEREOF FOR PREPARING LIQUID SiC- OR SiOC-LINKED, BRANCHED MODIFIED ORGANOMODIFIED POLYSILOXANES 失效
    用于制备分支的Si-H官能聚硅氧烷的方法及其用于制备液相SiC或SiOC连接的分支改性的有机多元醇多晶硅

    公开(公告)号:US20100056649A1

    公开(公告)日:2010-03-04

    申请号:US12547109

    申请日:2009-08-25

    CPC classification number: C08G77/08 C08G77/12

    Abstract: The invention provides a process for preparing liquid, branched SiH-functional siloxanes by reacting a mixture of one or more low molecular weight SiH-functional siloxanes, one or more low molecular weight SiH-free siloxanes, one or more tetraalkoxysilanes, and optionally one or more trialkoxysilanes with addition of water and in the presence of a Brønsted-acidic ion exchanger, which is characterized in that the reaction is performed in one process step.

    Abstract translation: 本发明提供了一种通过使一种或多种低分子量SiH官能的硅氧烷,一种或多种低分子量的不含SiH的硅氧烷,一种或多种四烷氧基硅烷和任选的一种或多种低分子量SiH官能的硅氧烷, 更多的三烷氧基硅烷加入水并在布朗斯台德酸性离子交换剂存在下,其特征在于反应在一个工艺步骤中进行。

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