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    • 31. 发明授权
    • Methacrylated polyurethane copolymers with silicone segments containing alkoxysilyl groups
    • 具有含有烷氧基甲硅烷基的硅氧烷链段的甲基丙烯酸聚氨酯共聚物
    • US06750309B1
    • 2004-06-15
    • US10150628
    • 2002-05-17
    • Hsien-Kun ChuSteven T. Nakos
    • Hsien-Kun ChuSteven T. Nakos
    • C08G77458
    • C08J3/243C08G18/10C08G18/672C08G77/458C09J175/16C08G18/289C08G18/61
    • The present invention relates to the preparation of a new class of materials, namely, an acrylate terminated or end-capped urethane/urea copolymer containing silicone soft segments capable of dual cure via unsaturated groups and dialkoxyl silanol groups. This new class of material is a reaction product of a partially methacrylated end-capped urethane polymer containing hard segment blocks and an amino alkylene dialkoxy end-capped siloxane block polymer, containing soft-segments. The aminoalkylene dialkoxysilane end-capped siloxane segment of this copolymer can include siloxane diol segments of various molecular weights (e.g., 1,000 to 20,000) end-capped with various alkylaminoalkylene trimethoxy silanes. This copolymer is therefore capable of dual cure via these functional groups.
    • 本发明涉及新类材料的制备,即含有可通过不饱和基团和二烷氧基硅烷醇基团双重固化的硅氧烷软链段的丙烯酸酯封端或封端的氨基甲酸酯/尿素共聚物。 这种新型材料是含有硬链段和部分甲基丙烯酸酯封端的聚氨酯聚合物与含有软链段的氨基亚烷基二烷氧基封端硅氧烷嵌段聚合物的反应产物。 该共聚物的氨基亚烷基二烷氧基硅烷封端的硅氧烷链段可以包括用各种烷基氨基亚烷基三甲氧基硅烷封端的各种分子量(例如1,000至20,000)的硅氧烷二醇链段。 因此,该共聚物能够通过这些官能团双重固化。
    • 32. 发明授权
    • Preapplied silicone threadlocker and sealant
    • 预涂硅胶螺纹锁和密封剂
    • US5853520A
    • 1998-12-29
    • US788724
    • 1997-01-23
    • Richard D. RichEerik MaandiPaula M. GontarzHsien-Kun Chu
    • Richard D. RichEerik MaandiPaula M. GontarzHsien-Kun Chu
    • C08K9/10C09J4/00C09J4/02C09J5/00C09J183/06C09J183/07F16B39/00
    • C09J4/00C08K9/10C09J183/06
    • A curable composition, having utility for threadlocking engageable members of a threaded mechanical fastener, comprising: a reactive silicone (meth)acrylate emulsified in an aqueous medium, optionally further comprising a polymerizable non-silicone (meth)acrylate monomer or oligomer; and a microencapsulated peroxy initiator which is initiatingly effective for cure of the reactive silicone (meth)acrylate. The curable composition may be usefully employed for adhesively bonding engageable structural parts, by applying the aqueous emulsion of the reactive silicone (meth)acrylate, containing a microencapsulated peroxy initiator, to at least a portion of an engagement surface of a matable part which is matably engageable with a complimentary engagement structure, to yield an emulsion-coated engagement surface, drying the emulsion-coated engagement surface to form a dried coating thereon; and thereafter engaging the surface having the dried coating thereon, with the complimentary engagement structure, to release the microencapsulated peroxy initiator and bond the matable part and complimentary engagement structure.
    • 一种可固化组合物,其用于螺纹机械紧固件的可接合构件的螺纹锁定,包括:在水性介质中乳化的反应性硅氧烷(甲基)丙烯酸酯,任选地还包含可聚合的非硅氧烷(甲基)丙烯酸酯单体或低聚物; 和对于反应性硅氧烷(甲基)丙烯酸酯的固化起始有效的微胶囊化过氧化引发剂。 可固化组合物可用于粘合可接合的结构部件,通过将含有微胶囊化过氧化物引发剂的反应性硅氧烷(甲基)丙烯酸酯的水性乳液施用于可配合的可配配部分的接合表面的至少一部分 可接合互补的接合结构,以产生乳液涂覆的接合表面,干燥乳液涂覆的接合表面以在其上形成干燥的涂层; 然后将其上具有干燥涂层的表面与互补的接合结构接合,以释放微胶囊化的过氧化物引发剂并结合可配合部分和互补的接合结构。