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    • 91. 发明授权
    • Rubber compositions with filler and ketoxime or ketixmo silane
    • 具有填料和酮肟或酮肟硅烷的橡胶组合物
    • US09163135B2
    • 2015-10-20
    • US13819815
    • 2011-08-31
    • Chenchy J. LinYaohong ChenAtsushi FukushimaWilliam L. HergenrotherTerrence E. Hogan
    • Chenchy J. LinYaohong ChenAtsushi FukushimaWilliam L. HergenrotherTerrence E. Hogan
    • C08L9/00C08K5/5465C08K5/548
    • C08K5/5465C08K3/04C08K5/548C08L91/00C08L21/00
    • A composition includes an elastomer and a ketoximo silane or a ketoxime additive. The ketoximo silane corresponds to Formula I: where D is selected from a C1 to C60 hydrocarbyl group, or when A is 0 or 1 a hydrogen, or the structure in Formula III; and wherein n and j are independently 1, 2, or 3, m and q are independently 0 or 1, z and t are independently 0 or 1 and (n+m+z) is equal to 3 and (j+q+t) is equal to 3; A is 0 or greater than or equal to 1; R1 and R2 are independently Ci to C60 divalent organic groups and may optionally include O, N S, Si, and/or P heteroatoms with the proviso that when A is 0 either of R1 and R2 may be a chemical bond; R3, R4, R8 and R9 are independently a hydrogen, or a C1 to C60 hydrocarbyl or alkoxy group optionally including O, N, S, Si and/or P; R5 and R6 are independently hydrogen or C1 to C60 hydrocarbyl groups and may optionally include O, N S, Si, and/or P heteroatoms, and may optionally be bonded together to form a cyclic ring; R10 and R11 are independently hydrogen or C1 to C60 hydrocarbyl groups and may optionally include O, N S, Si, and/or P heteroatoms, and may optionally be bonded together to form a cyclic ring.
    • 组合物包括弹性体和酮肟基硅烷或酮肟添加剂。 酮肟基硅烷对应于式I:其中D选自C1至C60烃基,或当A为0或1时为氢或式III中的结构; 并且其中n和j独立地为1,2或3,m和q独立地为0或1,z和t独立地为0或1,并且(n + m + z)等于3,并且(j + q + t )等于3; A为0或大于或等于1; R 1和R 2独立地为C 1至C 60二价有机基团,并且可任选地包括O,N S,Si和/或P杂原子,条件是当A为0时,R 1和R 2可以是化学键; R 3,R 4,R 8和R 9独立地为氢或任选包括O,N,S,Si和/或P的C 1至C 60烃基或烷氧基; R 5和R 6独立地是氢或C 1至C 60烃基,并且可任选地包括O,N S,Si和/或P杂原子,并且可以任选地结合在一起形成环状环; R 10和R 11独立地为氢或C 1至C 60烃基,并且可以任选地包括O,N S,Si和/或P杂原子,并且可以任选地结合在一起形成环状环。
    • 99. 发明授权
    • Addition of polar polymer to improve tear strength and processing of silica filled rubber
    • 添加极性聚合物以改善二氧化硅填充橡胶的撕裂强度和加工
    • US08084517B2
    • 2011-12-27
    • US11339129
    • 2006-01-25
    • Chen-Chy LinWilliam L. Hergenrother
    • Chen-Chy LinWilliam L. Hergenrother
    • C08J3/20C08J9/04C08K3/36
    • C08L21/00C08L31/04Y10T152/10495C08L2666/02
    • A vulcanizable rubber composition is provided that comprises an elastomer, a reinforcing filler comprising silica or a mixture thereof with carbon black, a silica dispersing aid comprising about 0.1 to about 15 phr poly(vinyl acetate) (PVA), and a cure agent. The addition of PVA to the composition improves the processability of the compound, improves the tear strength and modulus of the rubber and can reduce the number of mixing stages during compounding, resulting in lowering of the cost of operation and increasing plant productivity without compromising the processability or other physical properties of the stocks. Also provided are a vulcanizate formed from vulcanizing the rubber composition, a tire component formed from the vulcanized rubber and a process for forming the tire component.
    • 提供了一种可硫化橡胶组合物,其包含弹性体,包含二氧化硅或其与炭黑的混合物的增强填料,包含约0.1至约15phr聚(乙酸乙烯酯)(PVA)的二氧化硅分散助剂和固化剂。 向组合物中加入PVA改善了化合物的加工性能,提高了橡胶的撕裂强度和模量,并且可以减少配混过程中的混合阶段数量,从而降低了操作成本,并且在不损害加工性的情况下提高了生产成本 或股票的其他物理特性。 还提供了硫化橡胶组合物形成的硫化橡胶,由硫化橡胶形成的轮胎部件和形成轮胎部件的方法。
    • 100. 发明授权
    • Polymer-filler coupling additives
    • 聚合物 - 填料偶联添加剂
    • US08080605B2
    • 2011-12-20
    • US11617210
    • 2006-12-28
    • Yasuo FukushimaWilliam L. HergenrotherRussell W. Koch
    • Yasuo FukushimaWilliam L. HergenrotherRussell W. Koch
    • C08K3/18C08C19/20
    • C07D263/10C07D277/10C08K5/47
    • Polymer-filler coupling compounds with the formula B-A-Sx—N are claimed. In these compounds, B is an azaheterocyclic oxygen or sulfur containing moiety, or an allyltin moiety; Sx is a polysulfide, where x is between 2 and about 10; A is a linking atom or group that forms a bridge between B and Sx; and N is a blocking group. Sx can be a disulfide. N can be a conventional blocking group or other group such as -A-B. Methods for using the polymer-filler coupling compounds to modify polymers containing unsaturated carbon-carbon bonds and promote filler dispersion are also claimed. Additionally, vulcanizable rubber compositions containing the polymer-filler coupling compounds and methods for making vulcanized rubber compositions using the polymer-filler coupling compounds are also claimed.
    • 要求具有式B-A-Sx-N的聚合物 - 填料偶联化合物。 在这些化合物中,B是氮杂环氧或含硫部分或烯丙基锡部分; Sx是多硫化物,其中x在2和约10之间; A是在B和Sx之间形成桥梁的连接原子或基团; 并且N是封闭基团。 Sx可以是二硫键。 N可以是常规的封闭基团或其它基团,例如-A-B。 还要求使用聚合物 - 填料偶联化合物改性含有不饱和碳 - 碳键并促进填料分散体的方法。 另外,还要求保护含有聚合物 - 填料偶联化合物的硫化橡胶组合物和使用聚合物 - 填料偶合化合物制备硫化橡胶组合物的方法。