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    • 1. 发明授权
    • Asymmetrical tin-coupled rubbery polymers
    • 不对称锡偶联橡胶聚合物
    • US6043321A
    • 2000-03-28
    • US8716
    • 1998-01-19
    • Adel Farhan HalasaShingo FutamuraWen-Liang HsuBarry Allen Matrana
    • Adel Farhan HalasaShingo FutamuraWen-Liang HsuBarry Allen Matrana
    • B60C1/00C08C19/44C08F8/00C08F236/04C08F297/02C08F297/04C08F8/30C08C19/00C08C19/02C08F293/00
    • C08C19/44C08F236/04C08F297/023C08F297/044C08F297/046
    • Tire rubbers which are prepared by anionic polymerization are frequently coupled with a suitable coupling agent, such as a tin halide, to improve desired properties. It has been unexpectedly found that greatly improved properties for tire rubbers, such as lower hysteresis, can be attained by asymmetrically coupling the rubber. This invention more specifically discloses an asymmetrical tin-coupled rubbery polymer which is particularly valuable for use in manufacturing tire tread compounds, said asymmetrical tin-coupled rubbery polymer being comprised of a tin atom having at least three polydiene arms covalently bonded thereto, wherein at least one of said polydiene arms has a number average molecular weight of less than about 40,000, wherein at least one of said polydiene arms has a number average molecular weight of at least about 80,000, and wherein the ratio of the weight average molecular weight to the number average molecular weight of the asymmetrical tin-coupled rubbery polymer is within the range of about 2 to about 2.5.
    • 通过阴离子聚合制备的轮胎橡胶通常与合适的偶合剂如卤化锡偶联,以改善所需的性能。 已经意外地发现,通过不对称地连接橡胶,可以获得轮胎橡胶的较大改善的性能,例如较低的滞后。 本发明更具体地公开了一种非对称锡 - 偶联橡胶状聚合物,其特别有价值地用于制造轮胎胎面胶料,所述不对称锡 - 偶联橡胶状聚合物由具有至少三个与其共价结合的聚二烯臂的锡原子组成,其中至少 所述聚二烯臂之一具有小于约40,000的数均分子量,其中所述聚二烯臂中的至少一个具有至少约80,000的数均分子量,并且其中重均分子量与数 不对称锡 - 偶联橡胶状聚合物的平均分子量在约2至约2.5的范围内。
    • 2. 发明授权
    • Asymmetrical tin-coupled rubbery polymers, and method of making
    • 不对称锡偶联橡胶聚合物及其制备方法
    • US06271317B1
    • 2001-08-07
    • US09441179
    • 1999-11-15
    • Adel Farhan HalasaShingo FutamuraWen-Liang HsuBarry Allen Matrana
    • Adel Farhan HalasaShingo FutamuraWen-Liang HsuBarry Allen Matrana
    • C08F830
    • C08C19/44C08F236/04C08F297/023C08F297/044C08F297/046C08F4/48
    • Tire rubbers which are prepared by anionic polymerization are frequently coupled with a suitable coupling agent, such as a tin halide, to improve desired properties. It has been unexpectedly found that greatly improved properties for tire rubbers, such as lower hysteresis, can be attained by asymmetrically coupling the rubber. This invention more specifically discloses an asymmetrical tin-coupled rubbery polymer which is particularly valuable for use in manufacturing tire tread compounds, said asymmetrical tin-coupled rubbery polymer being comprised of a tin atom having at least three polydiene arms covalently bonded thereto, wherein at least one of said polydiene arms has a number average molecular weight of less than about 40,000, wherein at least one of said polydiene arms has a number average molecular weight of at least about 80,000, and wherein the ratio of the weight average molecular weight to the number average molecular weight of the asymmetrical tin-coupled rubbery polymer is within the range of about 2 to about 2.5.
    • 通过阴离子聚合制备的轮胎橡胶通常与合适的偶合剂如卤化锡偶联,以改善所需的性能。 已经意外地发现,通过不对称地连接橡胶,可以获得轮胎橡胶的较大改善的性能,例如较低的滞后。 本发明更具体地公开了一种非对称锡 - 偶联橡胶状聚合物,其特别有价值用于制造轮胎胎面胶料,所述不对称锡 - 偶联橡胶状聚合物由具有共价键合至少三个聚二烯臂的锡原子组成,其中至少 所述聚二烯臂之一具有小于约40,000的数均分子量,其中所述聚二烯臂中的至少一个具有至少约80,000的数均分子量,并且其中重均分子量与数 不对称锡 - 偶联橡胶状聚合物的平均分子量在约2至约2.5的范围内。
    • 4. 发明授权
    • Preparation of silica reinforced polyisoprene-rich rubber composition and tire with component thereof
    • 二氧化硅增强的富含聚异戊二烯的橡胶组合物和其组分的轮胎的制备
    • US07473724B2
    • 2009-01-06
    • US11058531
    • 2005-02-15
    • Wen-Liang HsuShingo FutamuraKenneth Allen BatesAdel Farhan HalasaKuo-Chih HuaBruce Raymond Hahn
    • Wen-Liang HsuShingo FutamuraKenneth Allen BatesAdel Farhan HalasaKuo-Chih HuaBruce Raymond Hahn
    • C08K5/15
    • B60C1/0016
    • This invention relates to the preparation of a cis 1,4-polyisoprene rubber-rich rubber composition containing precipitated silica which has been pre-treated with a fatty alcohol and/or epoxidized soybean oil together with an organosilane containing polysulfide coupling agent and to tires having at least one component comprised of such rubber composition. The invention particularly relates to a process of (a) preparing a natural rubber-rich rubber composition comprised of pre-treating precipitated silica aggregates prior to blending with, or in the presence of, dry natural rubber with a fatty alcohol and/or epoxidized soybean oil to the exclusion of sulfur curative for the natural rubber, mixing an organalkoxysiloxane based polysulfide coupling agent with said dry natural rubber coincidentally with or subsequent to said precipitated silica aggregate fatty alcohol and/or epoxidized soybean oil pre-treatment to form a composite thereof, to the exclusion of sulfur curative, followed by (b) mixing the resulting rubber mixture with sulfur curative and (c) curing the resulting rubber composition.
    • 本发明涉及含有沉淀二氧化硅的顺式1,4-聚异戊二烯橡胶丰富橡胶组合物的制备,该组合物已经用脂肪醇和/或环氧化大豆油与含有机硅烷的多硫化物偶联剂预处理,并且具有 至少一种由这种橡胶组合物组成的组分。 本发明特别涉及(a)制备富含天然橡胶的橡胶组合物的方法,所述橡胶组合物在与天然橡胶与脂肪醇和/或环氧化大豆混合之前或在干燥天然橡胶存在下预处理沉淀二氧化硅骨料 油,以排除天然橡胶的硫固化剂,将所述有机烷氧基硅氧烷基多硫化物偶联剂与所述干燥天然橡胶在所述沉淀二氧化硅骨料脂肪醇和/或环氧化大豆油预处理中或之后巧合地混合以形成其复合物, 排除硫固化剂,然后(b)将所得橡胶混合物与硫固化剂混合,和(c)固化所得橡胶组合物。
    • 7. 发明授权
    • Tire with a tread comprising a rubbery polymer of a functionalized monomer
    • 具有包含官能化单体的橡胶状聚合物的胎面的轮胎
    • US07222650B2
    • 2007-05-29
    • US10429382
    • 2003-05-05
    • Adel Farhan HalasaWen-Liang HsuKenneth Allen BatesShingo Futamura
    • Adel Farhan HalasaWen-Liang HsuKenneth Allen BatesShingo Futamura
    • B60C1/00C08F26/06
    • B60C1/0016C08K3/013Y10S152/905C08L19/006
    • This invention discloses a process for synthesizing an amine functionalized monomer that comprises (1) reacting a secondary amine with a 2,3-dihalopropene to produce a vinyl halide containing secondary amine having a structural formula selected from the group consisting of wherein R and R′ can be the same or different and represent allyl, alkoxyl or alkyl groups containing from 1 to about 10 carbon atoms, and wherein X represents a halogen atom, and wherein m represents an integer from 4 to about 10, and wherein X represents a halogen atom; and (2) reacting the vinyl halide containing secondary amine with a vinyl magnesium halide to produce the monomer having a structural wherein R and R′ can be the same or different and represent alkyl, allyl or alkoxyl groups containing from 1 to about 10 carbon atoms, and wherein m represents an integer from about 4 to about 10.
    • 本发明公开了一种合成胺官能化单体的方法,其包括(1)使仲胺与2,3-二卤代丙烯反应以制备含有仲胺的乙烯基卤化物,所述仲胺具有选自下组的结构式:其中R和R' 可以相同或不同,表示含有1至约10个碳原子的烯丙基,烷氧基或烷基,其中X表示卤素原子,其中m表示4至约10的整数,并且其中X表示卤素原子 ; 和(2)使含有乙烯基卤的仲胺与乙烯基卤化镁反应以制备具有结构的单体,其中R和R'可以相同或不同并且表示含有1至约10个碳原子的烷基,烯丙基或烷氧基 ,并且其中m表示约4至约10的整数。