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    • 1. 发明申请
    • PAINTABLE ELASTOMER
    • 可涂抹弹药
    • WO2011051236A2
    • 2011-05-05
    • PCT/EP2010/066088
    • 2010-10-25
    • DOW CORNING CORPORATIONDETEMMERMAN, TommyGUBBELS, FredericLOBRY, Stephanie
    • DETEMMERMAN, TommyGUBBELS, FredericLOBRY, Stephanie
    • C08L83/04C08L101/10
    • C08L83/04C08G77/16C08G77/18C08K5/0016C08K5/0025C08L101/10C08L2666/02C08L83/00
    • This invention relates to the provision of a room temperature vulcanisable (RTV) elastomeric composition which contains one or more silicone based polymers and which is paintable with a variety of paints. The application also relates to a method for producing a painted surface on an elastomer obtained from said composition. The curable composition capable of cure to an elastomeric body comprises a diluted polymer comprising a high molecular weight organopolysiloxane polymer having an organopolysiloxane chain having a number average molecular weight (M n ) of at least 100,000 and terminal groups selected from either silanol and/or other hydrolysable groups; or unsaturated groups; and one or more an organic plasticiser(s) and/or one or more organic extender(s) or a mixture thereof (component (a). Other ingredients are a suitable amount of one or more cross-linkers for cross-linking the polymer, a suitable amount of catalyst, one or more fillers; and either of the following: • one or more organic polymers having terminal and/or pendent silyl groups containing -OH functional groups or hydrolysable functional groups, or • one or more organic polymers having terminal and/or pendent silyl groups containing one or more unsaturated groups. The composition comprises up to 8% by weight of the high molecular weight organopolysiloxane polymer in component (a).
    • 本发明涉及提供室温可硫化(RTV)弹性体组合物,其包含一种或多种基于硅氧烷的聚合物,并且可用各种油漆涂漆。 本申请还涉及从由所述组合物获得的弹性体上制造涂漆表面的方法。 能够固化成弹性体的可固化组合物包括稀释的聚合物,其包含具有数均分子量(Mn)至少为100,000的有机聚硅氧烷链的高分子量有机聚硅氧烷聚合物,和选自硅烷醇和/或其它可水解 组; 或不饱和基团; 和一种或多种有机增塑剂和/或一种或多种有机增量剂或其混合物(组分(a))。其它成分是适量的一种或多种用于交联聚合物的交联剂 ,适当量的催化剂,一种或多种填料;以及以下任何一种:一种或多种具有带有-OH官能团或可水解官能团的末端和/或侧链甲硅烷基的有机聚合物,或一种或多种有机聚合物,其具有 末端和/或含有一个或多个不饱和基团的侧链甲硅烷基,该组合物包含至多8重量%的组分(a)中的高分子量有机基聚硅氧烷聚合物。
    • 3. 发明申请
    • METHOD OF ADHERING SILICONE BASE MATERIAL TO A SUBSTRATE
    • 将硅酮基材料粘合到基材上的方法
    • WO2017191322A1
    • 2017-11-09
    • PCT/EP2017/060838
    • 2017-05-05
    • DOW CORNING CORPORATIONDIMITROVA, TatianaGUBBELS, FredericDETEMMERMAN, TommyCHAMBARD, Gregory
    • DIMITROVA, TatianaGUBBELS, FredericDETEMMERMAN, TommyCHAMBARD, Gregory
    • C09J183/04C08L83/04
    • There is provided a method of adhering a substantially cured or fully cured silicone based material to a substrate surface wherein said substantially cured or fully cured silicone based material is obtained by curing a condensation curable composition comprising: (I) at least one condensation curable silyl terminated polymer having at least one, typically at least 2 hydrolysable and/or hydroxyl functional groups per molecule; (II) a cross-linker selected from the group of silanes having at least 2 hydrolysable groups, alternatively at least 3 hydrolysable groups per molecule group; and/or silyl functional molecules having at least 2 silyl groups, each silyl group containing at least one hydrolysable group and (III) a condensation catalyst selected from the group of titanates, zirconates characterized in that: the molar ratio of hydroxyl and/or hydrolysable groups in polymer (i) to hydrolysable groups from (ii) is between 0.1 :1 and 4:1 and the molar ratio of M-OR functions to the sum of moisture present in the formulation and hydroxyl and/or hydrolysable groups in polymer (i) is comprised between 0.01 :1 and 0.6:1, where M is titanium or zirconium; by applying a reactive interlayer to a surface of the substrate and applying pressure to sandwich the reactive interlayer between said silicone based material surface and the substrate surface and thereby causing chemically bonding of said silicone based material to said substrate.
    • 提供了一种将基本固化或完全固化的基于有机硅的材料粘附到基材表面的方法,其中所述基本固化或完全固化的基于有机硅的材料通过固化缩合可固化组合物而获得,所述可缩合固化组合物包含: )至少一种缩合可固化的甲硅烷基封端的聚合物,其每分子具有至少一个,通常至少2个可水解和/或羟基官能团; (II)选自具有至少2个可水解基团,或每个分子组至少3个可水解基团的硅烷的交联剂; 和/或具有至少2个甲硅烷基,每个甲硅烷基含有至少一个可水解基团的甲硅烷基官能分子和(III)选自钛酸盐,锆酸盐的缩合催化剂,其特征在于:羟基和/或可水解 (ii)中的可水解基团与聚合物(ii)中可水解基团之间的摩尔比为0.1:1至4:1,且M-OR官能团与制剂中存在的水分和聚合物中羟基和/或可水解基团之和 i)包含在0.01:1和0.6:1之间,其中M是钛或锆; 通过将反应性中间层施加到基材的表面并施加压力以将活性中间层夹在所述基于硅氧烷的材料表面和基材表面之间,从而使所述基于硅氧烷的材料化学结合到所述基材上。
    • 8. 发明申请
    • ORGANOSILOXANE COMPOSITIONS
    • 有机硅氧烷组合物
    • WO2006106095A1
    • 2006-10-12
    • PCT/EP2006/061285
    • 2006-04-03
    • DOW CORNING CORPORATIONMATON, IsabelleLAVINARO, GuiseppinaDESSILLY, ThierryDETEMMERMAN, Tommy
    • MATON, IsabelleLAVINARO, GuiseppinaDESSILLY, ThierryDETEMMERMAN, Tommy
    • C08K5/01C08L83/04
    • C08L83/04C08G77/14C08G77/16C08G77/18C08G77/42C08G77/50C08K5/01C08K5/5419C08K5/57C09K3/1018C08L2666/44C08L91/06C08L2666/54C08L2666/26C08L2666/52
    • A coatable sealant composition comprising a moisture curable composition capable of cure to an elastomeric body comprising (a) an extended polymer comprising (i) an organosiloxane polymer of the formula X-A-X 1 where X and X 1 are independently selected from silyl groups containing hydroxyl or hydrolysable groups selected from -SiOH 3 , -(R a )SiOH 2 , -(R a ) 2 SiOH, -R a Si(OR b ) 2 , -Si(OR b ) 3 , -R a 2SiOR b and -R a 2 Si-R c -SiR d p (OR b ) 3-p where each R a independently represents a monovalent hydrocarbyl group, each R b and R d group is independently an alkyl or alkoxy group in which the alkyl groups suitably have up to 6 carbon atoms; R c is a divalent hydrocarbon group which may be interrupted by one or more siloxane spacers having up to six silicon atoms; and p has the value 0, 1 or 2; and A is an organopolysiloxane containing molecular chain; and (ii) an organic extender (b) a suitable cross-linking agent which has at least two hydroxyl and/or hydrolysable groups reactive with the organopolysiloxane polymer, (c) a suitable condensation catalyst (d) an organic plasticiser selected from one or more of the group of natural drying oils, fatty acid(s), fatty acid esters such as adipates, azelates, oleates and sebacates, polyols such as ethylene glycol and its derivatives, organic phosphates such as tricresyl phosphate and/or triphenyl phosphates and optionally (e) one or more fillers wherein the organopolysiloxane polymer comprises from 5 to 20% by weight of the composition. When cured the resulting elastomeric body provides a suitable for painting by oil based coatings such as paints.
    • 一种可涂覆的密封剂组合物,其包含能够固化至弹性体的可湿气固化组合物,其包含(a)延伸的聚合物,其包含(i)式XAX 1的有机硅氧烷聚合物,其中X和X 1 独立地选自含有羟基或可以选自-SiOH 3,-S(O)a,SiH 2)2的可水解基团的甲硅烷基, - (R 1 a)2 SiOH,-R a Si(OR b B)2, -Si(OR b)3,-S 1,...,S 2,..., 一个 2