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    • 11. 发明授权
    • Treatment of fiberfill fibers with aqueous dispersions of organopolysiloxanes
    • 用有机聚硅氧烷的水性分散体处理纤维填料纤维
    • US08304023B2
    • 2012-11-06
    • US11936279
    • 2007-11-07
    • Konrad Alfons WiererOtto Schneider
    • Konrad Alfons WiererOtto Schneider
    • B05D3/02
    • D06M15/6436
    • Fiberfill fibers are treated with aqueous dispersions of organopolysiloxanes obtained by reaction of condensation-curable organopolysiloxanes with silanes (R3O)3SiCR22—Y or their hydrolyzates, where R2 is hydrogen or a monovalent lower alkyl radical, R3 is an alkyl radical, Y is —NHR4, —NR42 or —NR5 in the presence of water, emulsifier and optionally further silanes (R3O)xR3-xSi—R6—Z or their hydrolyzates, where R6 is a divalent C2-18 hydrocarbyl radical and Z is an amino or aminoalkylamino, epoxy, or (meth)acryloyloxy radical, and x is 1, 2 or 3, and optionally further materials which do not take part in the reaction, wherein no metal-containing catalysts are used and that the organopolysiloxanes and silanes are used in such amounts that the organopolysiloxanes, after removal of water, form elastomeric films insoluble in toluene.
    • 纤维填料纤维用可缩合固化的有机聚硅氧烷与硅烷(R3O)3SiCR22-Y或其水解产物(其中R2是氢或一价低级烷基)反应得到的有机聚硅氧烷的水分散体,R3是烷基,Y是-NHR4 ,-NR42或-NR5,在水,乳化剂和任选的其它硅烷(R3O)xR3-xSi-R6-Z或其水解产物存在下,其中R 6是二价C 18-18烃基,Z是氨基或氨基烷基氨基,环氧 ,或(甲基)丙烯酰氧基,x是1,2或3,以及任选的不参与反应的其它材料,其中不使用含金属的催化剂,并且有机聚硅氧烷和硅烷的用量使得 去除水后有机聚硅氧烷形成不溶于甲苯的弹性薄膜。
    • 12. 发明申请
    • Preparation Of Aqueous Dispersions Of Organopolysiloxanes
    • 有机聚硅氧烷水分散体的制备
    • US20080107815A1
    • 2008-05-08
    • US11936294
    • 2007-11-07
    • Otto SchneiderUwe Scheim
    • Otto SchneiderUwe Scheim
    • C08L83/06B05D3/00C08G77/06
    • C08L83/04C08J3/03C08J5/18C08J7/02C08J2383/08C08K5/544C09D183/04C08L83/06C08L83/00
    • Aqueous dispersions of organopolysiloxanes are prepared by (a) reacting organopolysiloxanes having condensable groups with silanes: (R3O)3SiCR22—Y   (II) or their hydrolyzates, where R2 is hydrogen or a monovalent C1-4 alkyl radical, R3 is a C1-8 alkyl radical, and Y is —CH2NHR4, —CH2NR42 or in the presence of water and emulsifier, (b) adding an aqueous silica dispersion, optionally mixed with a silane of the formula (II), (c) optionally adding an adhesion promoter, and (d) optionally adding of further materials which do not take part in reaction (a), with the proviso that no metal-containing catalysts are used and that the organopolysiloxanes and silanes are used in such amounts that the organopolysiloxanes form elastomeric films insoluble in toluene on removal of water.
    • 通过(a)使具有可冷凝基团的有机聚硅氧烷与硅烷反应来制备有机聚硅氧烷的水分散体:<?in-line-formula description =“In-line Formulas”end =“lead”→(R 3) O)3 SiCR 2 2 -Y(II)<?in-line-formula description =“In-line Formulas”end =“ 尾“→或它们的水解产物,其中R 2是氢或一价C 1-4烷基,R 3是C < 亚烷基,Y为-CH 2 NHR 4,CH 2 NR 4, 或者在水和乳化剂的存在下,(b)加入二氧化硅水溶液分散体,任选地与式(II)的硅烷混合,(c)任选地加入粘合促进剂 ,和(d)任选地加入不参与反应(a)的其它材料,条件是不使用含金属的催化剂,并且有机聚硅氧烷和硅烷的用量使得有机聚硅氧烷形成弹性体 除去水后不溶于甲苯的薄膜。