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    • 1. 发明申请
    • CONDENSATION CURABLE COMPOSITIONS HAVING IMPROVED SELF ADHESION TO SUBSTRATES
    • 具有改善自粘性的可凝固组合物
    • WO2008125560A1
    • 2008-10-23
    • PCT/EP2008/054267
    • 2008-04-09
    • DOW CORNING CORPORATIONSTAMMER, AndreasWOLF, Andreas Thomas Franz
    • STAMMER, AndreasWOLF, Andreas Thomas Franz
    • C08L43/04
    • C08L53/005C08K3/013C08K5/544C08L19/006C08L33/10C08L33/20C08L43/04C08L53/00C08L2205/02C08L2666/02C09J143/04C08L2666/08C08L2666/04
    • A condensation curable silyl functional hydrocarbon polymer composition with improved adhesion to substrates. The composition comprises : (A) 100 parts by weight of an organic hydrocarbon polymer having a number average molecular weight of about 500 to about 300,000, and on average at least 1 hydrolyzable silyl group per molecule; (B) 0.1 to 100 parts by weight per 100 parts by weight of (A) of an alkoxy-silyl substituted organic adhesion promoter of an number average molecular weight in the range of 500 to 5,000, selected from the group consisting of di-or trialkoxy-silyl substituted polybutadiene, polyisoprene, polyisobutylene, copolymers of isobutylene and isoprene, copolymers of isoprene and butadiene, copolymers of isoprene and styrene, copolymers of butadiene and styrene and polyolefin polymers prepared by hydrogenating polyisoprene, polybutadiene or a copolymer of isoprene and styrene, a copolymer of butadiene and styrene or a copolymer of isoprene, butadiene and styrene, with the proviso that component (B) is different from component (A); and (C) 0.01 to 10 parts by weight per 100 parts by weight of (A) of a condensation cure catalyst; optional ingredients include (D) non reinforcing fillers and/or low-reinforcing fillers; (E) reinforcing filler and (F) water or a moisture-containing component. Applications include use as sealants for insulating glazing.
    • 具有改善的与基材粘合性的缩合固化甲硅烷基官能烃聚合物组合物。 组合物包含:(A)100重量份数均分子量为约500至约300,000的有机烃聚合物,每分子平均至少1个可水解的甲硅烷基; (B)每100重量份数均分子量为500-5,000的烷氧基 - 甲硅烷基取代的有机粘合促进剂(A)为0.1-100重量份,选自二 - 或 三烷氧基甲硅烷基取代的聚丁二烯,聚异戊二烯,聚异丁烯,异丁烯和丁二烯的共聚物,异戊二烯与丁二烯的共聚物,异戊二烯与苯乙烯的共聚物,丁二烯和苯乙烯的共聚物以及通过氢化聚异戊二烯,聚丁二烯或异戊二烯与苯乙烯的共聚物制备的聚烯烃聚合物, 丁二烯和苯乙烯的共聚物或异戊二烯,丁二烯和苯乙烯的共聚物,条件是组分(B)不同于组分(A); 和(C)每100重量份(A)缩合固化催化剂0.01至10重量份; 任选成分包括(D)非增强填料和/或低增强填料; (E)增强填料和(F)水或含水组分。 应用包括用作绝缘玻璃的密封剂。
    • 2. 发明申请
    • HYDROSILYLATION CURABLE COMPOSITIONS
    • 氢化可固化组合物
    • WO2008125561A2
    • 2008-10-23
    • PCT/EP2008/054268
    • 2008-04-09
    • DOW CORNING CORPORATIONSTAMMER, AndreasWOLF, Andreas, Thomas, Franz
    • STAMMER, AndreasWOLF, Andreas, Thomas, Franz
    • C08L101/10C08L101/00Y10T428/31663
    • A hydrosilylation curable composition containing a comprising (A) 100 parts by weight of an organic polymer having on average at least 1.4 alkenyl groups per molecule; (B) an amount sufficient to cure the composition of a crosslinker having on average at least 1.4 Si-H groups per molecule; (C) a platinum group metal-containing catalyst in an amount sufficient to effect curing of the composition; (D) 0.1 to 20 parts by weight per 100 parts by weight of (A) of an alkoxy silyl substituted organic oligomer having a number average molecular weight in the range of 200 to 5,000, having a polymer backbone selected from the group of polybutadiene, polyisoprene, polyisobutylene, copolymers of isobutylene and isoprene, copolymers of isoprene and butadiene, copolymers of isoprene and styrene, copolymers of butadiene and styrene, copolymers of isoprene, butadiene and styrene and polyolefin polymers prepared by hydrogenating polyisoprene, polybutadiene or a copolymer of isoprene and styrene, a copolymer of butadiene and styrene or a copolymer of isoprene, butadiene and styrene, and optionally a titanium compound having Ti-O-C bonds. The composition provides improved self adhesion to substrates.
    • 一种氢化硅烷化固化性组合物,其含有(A)100重量份每分子平均具有至少1.4个烯基的有机聚合物; (B)足以固化每分子平均具有至少1.4个Si-H基团的交联剂的组合物的量; (C)含铂族金属的催化剂的量足以使组合物固化; (D)相对于100重量份数均分子量为200〜5000的(A)烷氧基甲硅烷基取代的有机低聚物为0.1〜20重量份,具有选自聚丁二烯, 聚异戊二烯,聚异丁烯,异丁烯和异戊二烯的共聚物,异戊二烯和丁二烯的共聚物,异戊二烯和苯乙烯的共聚物,丁二烯和苯乙烯的共聚物,异戊二烯,丁二烯和苯乙烯的共聚物以及通过氢化聚异戊二烯,聚丁二烯或异戊二烯和 苯乙烯,丁二烯和苯乙烯的共聚物或异戊二烯,丁二烯和苯乙烯的共聚物,以及任选的具有Ti-OC键的钛化合物。 该组合物提供改善的对基材的自粘性。
    • 4. 发明申请
    • ORGANOPOLYSILOXANE COMPOSITIONS CONTAINING AN ACTIVE MATERIAL
    • 含有活性物质的有机聚硅氧烷组合物
    • WO2010115781A2
    • 2010-10-14
    • PCT/EP2010/054219
    • 2010-03-30
    • DOW CORNING CORPORATIONDAVIO, DelphineDEKLIPPEL, LorrySTAMMER, AndreasUGAZIO, Stephane
    • DAVIO, DelphineDEKLIPPEL, LorrySTAMMER, AndreasUGAZIO, Stephane
    • A61K8/89
    • C08J3/226A61K8/892A61K2800/56A61Q13/00C08J3/203C08J2383/04C08J2491/00C08L83/04
    • This invention relates to organopolysiloxane (silicone) compositions containing an active material chosen to have a desired effect in the composition, such as a perfume, sunscreen, vitamin, drug, biocide, pest repellent, catalyst or cooling agent. The active material is generally an organic material which is not silicon-containing. In particular the invention relates to such composition in which the release of the active material from the composition is inhibited or controlled. The active material is incorporated in a blend of a wax with an organopolysiloxane which has been formed by polymerization in the presence of the wax. It was found that by polymerizing an organopolysiloxane in admixture with molten wax, a stable wax silicone dispersion is obtained which allows ready incorporation of an active material such as a perfume and which releases the perfume only slowly, and may be controlled to release the perfume or other active material in desired circumstances.
    • 本发明涉及含有活性物质的有机聚硅氧烷(硅氧烷)组合物,所述活性物质选择成在组合物中具有所需效果,例如香料,防晒剂,维生素,药物,杀生物剂,驱虫剂,催化剂或冷却剂 剂。 活性材料通常是不含硅的有机材料。 具体地说,本发明涉及这样的组合物,其中抑制或控制活性物质从组合物中的释放。 将活性物质加入到蜡与通过在蜡存在下聚合形成的有机聚硅氧烷的共混物中。 发现通过聚合与熔融蜡混合的有机聚硅氧烷,得到稳定的蜡状硅氧烷分散体,其允许随时掺入活性物质如香料并且仅缓慢释放香料,并且可以控制释放香料或 其他活性物质在期望的情况下。