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    Defoamer emulsion based on organofunctionally modified polysiloxanes
    2.
    发明授权
    Defoamer emulsion based on organofunctionally modified polysiloxanes 失效
    基于有机功能改性聚硅氧烷的消泡剂乳液

    公开(公告)号：US6001887A

    公开(公告)日：1999-12-14

    申请号：US668417

    申请日：1996-06-21

    申请人： Michael Keup ,  Roland Sucker

    发明人： Michael Keup ,  Roland Sucker

    IPC分类号： B01D19/04

    CPC分类号： B01D19/0409

    摘要： A defoamer emulsion, based on organofunctionally modified polysiloxanes, is obtained by mixing one or several more closely defined organofunctionally modified siloxanes and, optionally, finely divided silica, and emulsifying the mixture by means of a low-shear stirrer with water which contains a hydrophilic, organofunctionally modified polysiloxane.

    摘要翻译： 基于有机官能改性聚硅氧烷的消泡剂乳液通过混合一种或多种更密切限定的有机官能改性硅氧烷和任选的细碎二氧化硅并通过低剪切搅拌器与含有亲水性， 有机官能改性聚硅氧烷。

    POLYOXYALKYLENE-POLYSILOXANE BLOCK POLYMERS, A PROCESS FOR PREPARING THEM AND THEIR USE AS DEFOAMERS IN AQUEOUS DISPERSIONS
    9.
    发明申请
    POLYOXYALKYLENE-POLYSILOXANE BLOCK POLYMERS, A PROCESS FOR PREPARING THEM AND THEIR USE AS DEFOAMERS IN AQUEOUS DISPERSIONS 有权
    聚氧乙烯 - 聚硅氧烷嵌段聚合物，其制备方法及其在水性分散体中的用途

    公开(公告)号：US20100029861A1

    公开(公告)日：2010-02-04

    申请号：US12516619

    申请日：2007-10-30

    申请人： Eberhard Esselborn ,  Ralf Schnelle ,  Roland Sucker ,  Otte Klocker

    发明人： Eberhard Esselborn ,  Ralf Schnelle ,  Roland Sucker ,  Otte Klocker

    IPC分类号： C08G77/38

    CPC分类号： C08G77/46 ,  C08G65/2609 ,  C08G65/2648 ,  C08G65/336 ,  C08J3/03 ,  C08J2383/12 ,  C08L71/02 ,  C08L83/12 ,  C08L2205/05 ,  C09D7/65 ,  C08L83/00

    摘要： The invention relates to the polyoxyalkylene-polysiloxane block polymers of general formula (I) C-B-(AB)a-C1 (I), wherein A=a polyoxyalkylene block of the general formula —(CnH2nO)b—, B=a polysiloxane block of the general formula —(SiR2—O)c—, C, C1=the same or different alkoxypolyoxyalkylene groups of the general formula Z-O—[CH2—CH(R1)O]d—, R=the same or different C1-4 alkyl groups or phenyl groups, with the proviso that at least 90% of the groups R are methyl groups, R1=the same or different hydrogen, C1-12alkyl groups or phenyl groups, Z=an alkyl, alkylene, aryl or alkylaryl group, a=1 to 20, preferably 2 to 10, b=an average value of 10 to 130, preferably 20 to 100, c=3 to 100, preferably 10 to 80, d=independently is in the range of C/C1 values of 2 to 20, preferably 2 to 12, with the proviso that the average value is in the range of 2 to

    摘要翻译： 本发明涉及通式（I）CB-（AB）a-C1（I）的聚氧化烯 - 聚硅氧烷嵌段聚合物，其中A =通式为（CnH2nO）b-的聚氧化烯嵌段，B =聚硅氧烷嵌段 通式为（SiR2-O）c-，C，C1 =通式为ZO- [CH2-CH（R1）O] d-的相同或不同的烷氧基聚氧化烯基，R =相同或不同的C1-4 烷基或苯基，条件是至少90％的基团R是甲基，R 1 =相同或不同的氢，C 1-12烷基或苯基，Z =烷基，亚烷基，芳基或烷基芳基， a = 1〜20，优选为2〜10，b = 10〜130，优选为20〜100的平均值，c = 3〜100，优选为10〜80，d =独立地在C / 2至20，优选2至12，条件是平均值在2至<15，优选2至12，特别是5至10的范围内，d优选不等于b，n = 2至12，具有 平均值为2.7〜4.0。 本发明还涉及一种制备所述嵌段聚合物的方法及其在水性分散体中的消泡剂中的用途。

    Defoamers for aqueous media
    10.
    发明授权
    Defoamers for aqueous media 失效
    含水介质的消泡剂

    公开(公告)号：US06552092B2

    公开(公告)日：2003-04-22

    申请号：US10068522

    申请日：2002-02-05

    申请人： Thomas Ebbrecht ,  Michael Gippert ,  Martina Hartmann ,  Wolfgang Josten ,  Peter Muss ,  Stefan Silber ,  Roland Sucker

    发明人： Thomas Ebbrecht ,  Michael Gippert ,  Martina Hartmann ,  Wolfgang Josten ,  Peter Muss ,  Stefan Silber ,  Roland Sucker

    IPC分类号： B01F312

    CPC分类号： C10M171/004 ,  B01D19/0404 ,  B01D19/0413 ,  C07C275/14 ,  C08K5/21 ,  C08K7/16 ,  C09D7/63 ,  C09D11/03 ,  C10M133/20 ,  C10M2201/02 ,  C10M2215/102 ,  B01D19/0409

    摘要： The invention relates to compositions for defoaming aqueous media, comprising as defoamers urea derivatives of the formula I where R1—is a hydrocarbon radical, preferably having 4 to 30 carbon atoms or a hydrocarbon radical, preferably having 4 to 24 carbon atoms and one nitrogen atom or a hydrocarbon radical, preferably having 4 to 30 carbon atoms and one carbonyl group, R2—is a hydrogen atom or a hydrocarbon radical, preferably having 1 to 24 carbon atoms, R3—is a hydrogen atom or a hydrocarbon radical, preferably having 1 to 24 carbon atoms, R4—is an organic radical, preferably having 2 to 30 carbon atoms, and n—is from 0 to 5; in the form of solid particles, which are obtained by crystallization from a clear homogeneous melt dispersed in a carrier medium, and a process of preparation thereof.

    摘要翻译： 本发明涉及用于消泡含水介质的组合物，其包含作为消泡剂的式I的脲衍生物，其中R 1为烃基，优选具有4至30个碳原子，或烃基，优选具有4至24个碳原子和一个氮原子或 烃基，优选具有4至30个碳原子和一个羰基，R 2 - 为氢原子或烃基，优选具有1至24个碳原子，R 3为氢原子或烃基，优选具有1至24个 碳原子，R 4为有机基团，优选具有2至30个碳原子，并且n为0至5; 其为通过从分散在载体介质中的透明均匀熔体结晶获得的固体颗粒的形式及其制备方法。