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    • 3. 发明授权
    • Chain-coupled polymeric alkoxide compounds having controlled viscosity
    • 具有受控粘度的链偶联聚合物醇盐化合物
    • US06573412B1
    • 2003-06-03
    • US09570578
    • 2000-05-12
    • Terrence E. HoganWilliam L. HergenrotherJames E. Hall
    • Terrence E. HoganWilliam L. HergenrotherJames E. Hall
    • C07C4311
    • C08C19/44C08F8/42C08F2810/40C08J5/18C08F8/00C08F297/04
    • The invention provides chain-coupled polymeric alkoxide compounds for use as the elastomeric component in vulcanizable elastomeric compositions comprising silica, carbon black or mixtures thereof. In particular, the invention provides anionically polymerized polymers having polymer chain living ends that are functionalized with alkoxide groups and coupled together by a metal or nonmetal atom. The polymeric alkoxide compounds have an initial high viscosity for ease of handling prior to compounding, a stable viscosity during storage, and a decreased compound viscosity for better filler dispersion and improved mixing efficiency. The invention further provides a pneumatic tire having at least one component produced from the vulcanizable elastomeric composition of the invention.
    • 本发明提供了用作可硫化弹性体组合物中的弹性体组分的链偶联聚合物醇盐化合物,其包含二氧化硅,炭黑或其混合物。 特别地,本发明提供具有聚合物链活性末端的阴离子聚合聚合物,该末端用烷氧基基团官能化并通过金属或非金属原子偶联在一起。 聚合物醇盐化合物具有初始高粘度,以便在配混之前易于处理,在储存期间稳定的粘度,以及降低的化合物粘度以获得更好的填料分散和改善的混合效率。 本发明还提供一种充气轮胎,其具有由本发明的可硫化弹性体组合物制成的至少一种组分。
    • 5. 发明授权
    • Method for making alkoxy-modified silsesquioxanes
    • 制备烷氧基改性倍半硅氧烷的方法
    • US08822620B2
    • 2014-09-02
    • US13030611
    • 2011-02-18
    • William L. HergenrotherJames H. PawlowTerrence E. HoganAshley S. Hilton
    • William L. HergenrotherJames H. PawlowTerrence E. HoganAshley S. Hilton
    • C08G77/08
    • C08G77/08B60C1/00C08G77/18C08G77/28C08K3/013C08L9/00C08L21/00C08L83/06C08L83/08Y02P20/584C08L83/00
    • A method is presented for making alkoxy-modified silsesquioxanes (AMS) or co-alkoxy-modified silsesquioxanes (co-AMS,) comprising the steps of (a) combining as a reaction mixture (i) water, (ii) an acid-stable solvent for the water, (iii) a solid strong cationic hydrolysis and condensation catalyst, and (iv) a trialkoxysilane compound, (b) allowing the reaction mixture to react for about 0.5 hours to about 200 hours to form the alkoxy-modified silsesquioxanes; and (c) recovering the alkoxy-modified silsesquioxanes from the reaction mixture. The use of solid strong cationic catalysts in this reaction system is advantageous because they remain as solids throughout the reaction, allowing simplified separation of the solid catalyst from the soluble AMS or co-AMS products, resulting in total or near total recovery of the AMS or co-AMS products, the products being free of, or substantially free of residual acid catalyst, as well as virtual total recovery of the catalyst for recycling. The improved AMS and co-AMS compounds, vulcanizable rubber compounds containing them, and a pneumatic tire having a component made from the vulcanized rubber compounds are also presented.
    • 提出了制备烷氧基改性倍半硅氧烷(AMS)或共 - 烷氧基改性倍半硅氧烷(co-AMS)的方法,该方法包括以下步骤:(a)将反应混合物(i)和(ii)酸稳定 溶剂,(iii)固体强阳离子水解和缩合催化剂,和(iv)三烷氧基硅烷化合物,(b)使反应混合物反应约0.5小时至约200小时以形成烷氧基改性倍半硅氧烷; 和(c)从反应混合物中回收烷氧基改性的倍半硅氧烷。 在该反应系统中使用固体强阳离子催化剂是有利的,因为它们在整个反应中保持固体,允许固体催化剂与可溶性AMS或共AMS产物的简单分离,导致AMS或 共AMS产品,产品没有或基本上没有残留的酸催化剂,以及用于再循环的催化剂的虚拟总回收。 还提出了改进的AMS和共AMS化合物,含有它们的可硫化橡胶化合物和具有由硫化橡胶化合物制成的组分的充气轮胎。
    • 8. 发明申请
    • METHOD FOR MAKING ALKOXY-MODIFIED SILSESQUIOXANES
    • 制备改性硅烷氧基硅烷的方法
    • US20080293858A1
    • 2008-11-27
    • US11752715
    • 2007-05-23
    • William L. HergenrotherJames H. PawlowTerrence E. HoganAshley S. Hilton
    • William L. HergenrotherJames H. PawlowTerrence E. HoganAshley S. Hilton
    • B60C1/00C07F7/00
    • C08G77/08B60C1/00C08G77/18C08G77/28C08K3/013C08L9/00C08L21/00C08L83/06C08L83/08Y02P20/584C08L83/00
    • A method is presented for making alkoxy-modified silsesquioxanes (AMS) or co-alkoxy-modified silsesquioxanes (co-AMS,) comprising the steps of (a) combining as a reaction mixture (i) water, (ii) an acid-stable solvent for the water, (iii) a solid strong cationic hydrolysis and condensation catalyst, and (iv) a trialkoxysilane compound, (b) allowing the reaction mixture to react for about 0.5 hours to about 200 hours to form the alkoxy-modified silsesquioxanes; and (c) recovering the alkoxy-modified silsesquioxanes from the reaction mixture. The use of solid strong cationic catalysts in this reaction system is advantageous because they remain as solids throughout the reaction, allowing simplified separation of the solid catalyst from the soluble AMS or co-AMS products, resulting in total or near total recovery of the AMS or co-AMS products, the products being free of, or substantially free of residual acid catalyst, as well as virtual total recovery of the catalyst for recycling. The improved AMS and co-AMS compounds, vulcanizable rubber compounds containing them, and a pneumatic tire having a component made from the vulcanized rubber compounds are also presented.
    • 提出了制备烷氧基改性倍半硅氧烷(AMS)或共 - 烷氧基改性倍半硅氧烷(co-AMS)的方法,该方法包括以下步骤:(a)将反应混合物(i)和(ii)酸稳定 溶剂,(iii)固体强阳离子水解和缩合催化剂,和(iv)三烷氧基硅烷化合物,(b)使反应混合物反应约0.5小时至约200小时以形成烷氧基改性倍半硅氧烷; 和(c)从反应混合物中回收烷氧基改性的倍半硅氧烷。 在该反应系统中使用固体强阳离子催化剂是有利的,因为它们在整个反应中保持固体,允许固体催化剂与可溶性AMS或共AMS产物的简单分离,导致AMS或 共AMS产品,产品没有或基本上没有残留的酸催化剂,以及用于再循环的催化剂的虚拟总回收。 还提出了改进的AMS和共AMS化合物,含有它们的可硫化橡胶化合物和具有由硫化橡胶化合物制成的组分的充气轮胎。
    • 10. 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。