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    • 1. 发明申请
    • ELASTOMERS CONTAINING SURFACE METALATED SILICEOUS FILLERS
    • 包含表面金属化硅胶填料的弹性体
    • US20080295936A1
    • 2008-12-04
    • US12098506
    • 2008-04-07
    • Frank James FeherBruce Raymond HahnAaron Scott Puhala
    • Frank James FeherBruce Raymond HahnAaron Scott Puhala
    • B60C11/00C08K5/5415
    • C08K5/548C08K9/02C08K9/12Y02T10/862C08L21/00
    • This invention is based upon the concept of modifying the surface of silica with a metal, such as titanium or zirconium, which will catalyze silanol condensation reactions on the surface of the silica. In other words, modifying the surface of silica with titanium or zirconium provides a catalyst for the silanol condensation reaction between the silica surface and silane coupling agents used in silica filled compounds. The utilization of such metalated silica as a filler in rubber compositions results in improved polymer filler interaction and in turn improved physical properties. For instance, such surface metalated siliceous fillers can be used in tire tread compounds to attain improved rolling resistance and treadwear without compromising traction characteristics. The present invention more specifically discloses an elastomeric composition which is comprised of (1) a rubbery polymer, (2) a silica coupling agent, and (3) a surface metalated siliceous filler. The subject invention further reveals a tire which is comprised of a generally toroidal-shaped carcass with an outer circumferential tread, two spaced beads, at least one ply extending from bead to bead and sidewalls extending radially from and connecting said tread to said beads, wherein said tread is adapted to be ground-contacting, and wherein said tread is comprised of (1) a rubbery polymer, (2) a silica coupling agent, and (3) a surface metalated siliceous filler.
    • 本发明是基于用二氧化硅表面上的硅烷醇缩合反应的金属如钛或锆改性二氧化硅表面的概念。 换句话说,用钛或锆改性二氧化硅表面提供二氧化硅表面和二氧化硅填充的化合物中使用的硅烷偶联剂之间的硅烷醇缩合反应的催化剂。 在橡胶组合物中使用这种金属化二氧化硅作为填料导致聚合物填料相互作用改善,从而改善了物理性能。 例如,这种表面金属化的硅质填料可用于轮胎胎面胶料中以获得改善的滚动阻力和胎面磨损,而不损害牵引特性。 本发明更具体地公开了一种弹性体组合物,其由(1)橡胶状聚合物,(2)二氧化硅偶联剂和(3)表面金属化硅质填料组成。 本发明进一步揭示了一种轮胎,其由具有外圆周胎面的大致环形胎体,两个间隔开的胎圈,从胎圈到胎圈延伸的至少一个帘布层和从所述胎面径向延伸并将所述胎面连接到所述胎圈的轮胎,其中 所述胎面适于与地面接触,并且其中所述胎面由(1)橡胶状聚合物,(2)二氧化硅偶联剂和(3)表面金属化硅质填料组成。
    • 3. 发明申请
    • ELASTOMERS CONTAINING SURFACE METALATED SILICEOUS FILLER
    • 包含表面金属化硅胶填料的弹性体
    • US20110186197A1
    • 2011-08-04
    • US13081861
    • 2011-04-07
    • Frank James FeherBruce Raymond HahnAaron Scott Puhala
    • Frank James FeherBruce Raymond HahnAaron Scott Puhala
    • B60C11/00C08F8/42
    • C08K5/548C08K9/02C08K9/12Y02T10/862C08L21/00
    • This invention is based upon the concept of modifying the surface of silica with a metal, such as titanium or zirconium, which will catalyze silanol condensation reactions on the surface of the silica. In other words, modifying the surface of silica with titanium or zirconium provides a catalyst for the silanol condensation reaction between the silica surface and silane coupling agents used in silica filled compounds. The utilization of such metalated silica as a filler in rubber compositions results in improved polymer filler interaction and in turn improved physical properties. For instance, such surface metalated siliceous fillers can be used in tire tread compounds to attain improved rolling resistance and treadwear without compromising traction characteristics. The present invention more specifically discloses an elastomeric composition which is comprised of (1) a rubbery polymer, (2) a silica coupling agent, and (3) a surface metalated siliceous filler. The subject invention further reveals a tire which is comprised of a generally toroidal-shaped carcass with an outer circumferential tread, two spaced beads, at least one ply extending from bead to bead and sidewalls extending radially from and connecting said tread to said beads, wherein said tread is adapted to be ground-contacting, and wherein said tread is comprised of (1) a rubbery polymer, (2) a silica coupling agent, and (3) a surface metalated siliceous filler.
    • 本发明是基于用二氧化硅表面上的硅烷醇缩合反应的金属如钛或锆改性二氧化硅表面的概念。 换句话说,用钛或锆改性二氧化硅表面提供二氧化硅表面和二氧化硅填充的化合物中使用的硅烷偶联剂之间的硅烷醇缩合反应的催化剂。 在橡胶组合物中使用这种金属化二氧化硅作为填料导致聚合物填料相互作用改善,从而改善了物理性能。 例如,这种表面金属化的硅质填料可用于轮胎胎面胶料中以获得改善的滚动阻力和胎面磨损,而不损害牵引特性。 本发明更具体地公开了一种弹性体组合物,其由(1)橡胶状聚合物,(2)二氧化硅偶联剂和(3)表面金属化硅质填料组成。 本发明进一步揭示了一种轮胎,其由具有外圆周胎面的大致环形胎体,两个间隔开的胎圈,从胎圈到胎圈延伸的至少一个帘布层和从所述胎面径向延伸并将所述胎面连接到所述胎圈的轮胎,其中 所述胎面适于与地面接触,并且其中所述胎面由(1)橡胶状聚合物,(2)二氧化硅偶联剂和(3)表面金属化硅质填料组成。
    • 4. 发明授权
    • Elastomers containing surface metalated siliceous fillers
    • 含有表面金属化硅质填料的弹性体
    • US07943693B2
    • 2011-05-17
    • US12098506
    • 2008-04-07
    • Frank James FeherBruce Raymond HahnAaron Scott Puhala
    • Frank James FeherBruce Raymond HahnAaron Scott Puhala
    • C08K3/34C08K5/24
    • C08K5/548C08K9/02C08K9/12Y02T10/862C08L21/00
    • This invention is based upon the concept of modifying the surface of silica with a metal, such as titanium or zirconium, which will catalyze silanol condensation reactions on the surface of the silica. In other words, modifying the surface of silica with titanium or zirconium provides a catalyst for the silanol condensation reaction between the silica surface and silane coupling agents used in silica filled compounds. The utilization of such metalated silica as a filler in rubber compositions results in improved polymer filler interaction and in turn improved physical properties. For instance, such surface metalated siliceous fillers can be used in tire tread compounds to attain improved rolling resistance and treadwear without compromising traction characteristics. The present invention more specifically discloses an elastomeric composition which is comprised of (1) a rubbery polymer, (2) a silica coupling agent, and (3) a surface metalated siliceous filler. The subject invention further reveals a tire which is comprised of a generally toroidal-shaped carcass with an outer circumferential tread, two spaced beads, at least one ply extending from bead to bead and sidewalls extending radially from and connecting said tread to said beads, wherein said tread is adapted to be ground-contacting, and wherein said tread is comprised of (1) a rubbery polymer, (2) a silica coupling agent, and (3) a surface metalated siliceous filler.
    • 本发明是基于用二氧化硅表面上的硅烷醇缩合反应的金属如钛或锆改性二氧化硅表面的概念。 换句话说,用钛或锆改性二氧化硅表面提供二氧化硅表面和二氧化硅填充的化合物中使用的硅烷偶联剂之间的硅烷醇缩合反应的催化剂。 在橡胶组合物中使用这种金属化二氧化硅作为填料导致聚合物填料相互作用改善,从而改善了物理性能。 例如,这种表面金属化的硅质填料可用于轮胎胎面胶料中以获得改善的滚动阻力和胎面磨损,而不损害牵引特性。 本发明更具体地公开了一种弹性体组合物,其由(1)橡胶状聚合物,(2)二氧化硅偶联剂和(3)表面金属化硅质填料组成。 本发明进一步揭示了一种轮胎,其由具有外圆周胎面的大致环形胎体,两个间隔开的胎圈,从胎圈到胎圈延伸的至少一个帘布层和从所述胎面径向延伸并将所述胎面连接到所述胎圈的轮胎,其中 所述胎面适于与地面接触,并且其中所述胎面由(1)橡胶状聚合物,(2)二氧化硅偶联剂和(3)表面金属化硅质填料组成。
    • 10. 发明授权
    • Tire with circumferential rubber tread having a lateral outboard control element
    • 具有周向橡胶胎面的轮胎具有侧向外侧控制元件
    • US07789117B2
    • 2010-09-07
    • US11651133
    • 2007-01-09
    • Aaron Scott PuhalaRachel Rebekah BarnetteDavid Charles PolingEric John MarazziKuo-Chih HuaShingo Futamura
    • Aaron Scott PuhalaRachel Rebekah BarnetteDavid Charles PolingEric John MarazziKuo-Chih HuaShingo Futamura
    • B60C1/00B60C11/00
    • B60C1/0016B60C11/005B60C11/0058B60C11/0066B60C11/14B60C2011/0025C08L9/00C08L9/06C08L19/006C08L2666/02
    • The invention relates to a tire having a circumferential tread of a cap/base configuration composed of an outer tread rubber cap layer with a running surface of the tread and an underlying tread rubber base layer, wherein said tread cap layer is composed of two longitudinal adjacent zones, namely a primary tread cap zone and a minor lateral outboard control element (zone). The primary tread cap zone and the lateral outboard tread cap element provide a significant gradation of cold dynamic storage moduli (G′) at −25° C. and hot tan delta values at 100° C., yet similar warm dynamic storage moduli (G′) at 60° C. The primary tread cap zone and lateral outboard control tread cap element are load bearing in the sense of extending from the running surface of the tread radially inward to the unitary (non-zoned) tread base rubber layer. The zoned rubber tread cap layer and unitary rubber tread base layer are an integral tread composite in a sense of being co-extruded. In one aspect of the invention, the primary tread cap zone rubber composition is silica-rich and the lateral, outboard element rubber composition is carbon black-rich and which furthermore provide a gradation of filler reinforcement content; provide a gradation of silica to carbon black ratio and provide a gradation of cis 1,4-polybutadiene rubber content.
    • 本发明涉及一种轮胎,其具有由具有胎面的行进表面的外胎面橡胶帽层和下面的胎面橡胶基层组成的帽/底座构造的圆周胎面,其中所述胎冠盖层由两个纵向相邻 区域,即主胎面区域和小侧向外侧控制元件(区域)。 主要胎冠区域和侧向外侧胎面花纹块元件在-25℃下提供了显着的冷动态储存模量(G')和100℃下的热tanδ值,而类似的热动态储存模量(G ')在60℃。主胎面区域和侧向外侧控制踏板元件是从胎面的行进表面径向向内延伸到整体(未分区的)胎面基底橡胶层的意义上的负载轴承。 划分的橡胶胎冠层和整体橡胶胎面基层是共挤出的整体胎面复合材料。 在本发明的一个方面,一次胎面胎面橡胶组合物是二氧化硅富集的,并且外侧的外侧元件橡胶组合物是富含炭黑的,并且还提供填料增强含量的等级。 提供二氧化硅与炭黑的比例,并提供顺式1,4-聚丁二烯橡胶含量的等级。