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    • 2. 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。
    • 4. 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。
    • 5. 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。