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    • 4. 发明申请
    • Rubber Composition for Tires
    • 轮胎橡胶组成
    • US20080033103A1
    • 2008-02-07
    • US11575051
    • 2005-09-07
    • Yoshihiro KamedaNaoya Amino
    • Yoshihiro KamedaNaoya Amino
    • C08L9/00B60C1/00C08K3/36C08K5/40
    • C08K5/40B60C1/0016C08K3/36C08K5/548C08L7/00C08L9/06Y02T10/862C08L21/00C08L2666/08
    • A rubber composition for a tire having greatly shortened vulcanization time, good silica dispersibility and, after vulcanization, superior braking capability, abrasion resistance and low rolling resistance, comprising (A) 100 parts by weight of a conjugated diene-based rubber, (B) 90 to 150 parts by weight of a reinforcing filler containing silica, (C) 0 to 40 parts by weight of an oil, (D) 4 to 20% by weight, based upon the weight of the silica, a silane coupling agent having the formula (I): Y3Si—CnH2nA   (I) wherein Y indicates a C1 to C25 alkyl or alkoxyl group or a chloro group, the three Y's may be the same or different, n is an integer of 1 to 6, A is a mercapto group or SmZ group, where Z is the group: and m is an integer of 1 to 6) (E) sulfur, and (F) 0.05 to 5 parts by weight of a thiuram disulfide-based vulcanization accelerator having the formula (II): wherein R5, R6, R7 and R8 are independently hydrocarbon groups having 2 to 18 carbon atoms, is provided.
    • 一种轮胎用橡胶组合物,其具有大大缩短的硫化时间,良好的二氧化硅分散性,硫化后的优异的制动能力,耐磨性和低滚动阻力,其包含(A)100重量份的共轭二烯系橡胶,(B) 90〜150重量份的含有二氧化硅的增强填料,(C)0〜40重量份油,(D)4〜20重量%,基于二氧化硅的重量,硅烷偶联剂, 式(I):<?in-line-formula description =“In-line formula”end =“lead”?> Y 3 Si-C H 独立地是具有2至18个碳原子的烃基。
    • 7. 发明授权
    • Rubber composition and pneumatic tire using the same
    • 橡胶组合物和使用其的充气轮胎
    • US07795356B2
    • 2010-09-14
    • US12424134
    • 2009-04-15
    • Satoshi MiharaYoshihiro Kameda
    • Satoshi MiharaYoshihiro Kameda
    • C08F8/30C08F36/06
    • C08K5/3462B60C1/0016B60C11/005C08K5/3432C08K5/3465C08K5/34922C08L21/00
    • A rubber composition containing 100 parts by weight of a diene-based rubber, 20 to 120 parts by weight of silica, 3 to 15% by weight, based upon the weight of silica, of a sulfur-containing silane coupling agent and (A) 1,5-diazabicyclo[4,3,0]nonene-5 (DBN) having the formula (I): and/or a salt thereof or (B) 0.1 to 3.0 parts by weight of a compound having a piperidine skeleton having the formula (II) or a salt thereof and/or formula (III): wherein n indicates 3 or 5, R1 indicates CH or N and R2 indicates H or OH when R1 is CH, or H when R1 is N, and a melamine derivative of formula (IV): wherein R3 is a methoxymethyl group (—CH2OCH3) or methylol group (—CH2OH), the number of methoxymethyl groups is 3 to 6, and the number of methylol groups is 0 to 3, and/or polymer or copolymer resins of the same and a pneumatic tire using the same.
    • 含有100重量份二烯系橡胶,20〜120重量份二氧化硅,3〜15重量%,基于二氧化硅的含硫硅烷偶联剂和(A)的橡胶组合物, 具有式(I)的1,5-二氮杂双环[4,3,0]壬烯-5(DBN):和/或其盐或(B)0.1至3.0重量份具有哌啶骨架的化合物 式(II)或其盐和/或式(III):其中n表示3或5,R 1表示CH或N,当R 1为CH时,R 2表示H或OH,或当R 1为N时,表示H,和三聚氰胺衍生物 式(Ⅳ)的化合物:其中R3为甲氧基甲基(-CH2OCH3)或羟甲基(-CH2OH),甲氧基甲基数为3至6,羟甲基数为0至3,和/或聚合物或 共聚物树脂和使用其的充气轮胎。
    • 10. 发明申请
    • SULFUR-CONTAINING CONJUGATED DIOLEFIN COPOLYMER RUBBER, AND RUBBER COMPOSITION COMPRISING THE SAME
    • 含硫共轭二烯共聚物橡胶和包含其的橡胶组合物
    • US20100179280A1
    • 2010-07-15
    • US12667274
    • 2008-06-11
    • Yoshihiro KamedaMakoto Ashiura
    • Yoshihiro KamedaMakoto Ashiura
    • C08K3/36C08F236/10
    • C08L9/06B60C1/0016C08C19/44C08K3/013C08K3/04C08K3/36C08K5/548C08L15/00C08L2666/08
    • Disclosed is a sulfur-containing conjugated diolefin copolymer rubber composed of a conjugated diolefin and an aromatic vinyl compound, wherein (1) the content of sulfur bound to the rubber is 0.01 mmol % or more, (2) the content of the aromatic vinyl compound polymerization unit is not less than 5 wt % and less than 45 wt % relative to the amount of the copolymer rubber, and (3) the content of a vinyl bond (a 1,2-bond) in the conjugated diolefin polymerization unit is 30 mol % or more relative to the amount of the conjugated diolefin polymerization unit. In the the copolymerization between the conjugated diolefin and the aromatic vinyl compound, a specific sulfur-containing polymerization terminator is used to terminate the reaction of the copolymerization. The sulfur-containing conjugated diolefin copolymer rubber has good processability and a good balance among wear resistance, fracture properties and low hysteresis loss.
    • 公开了由共轭二烯烃和芳族乙烯基化合物组成的含硫共轭二烯共聚物橡胶,其中(1)与橡胶结合的硫含量为0.01mmol%以上,(2)芳香族乙烯基化合物 聚合单元相对于共聚物橡胶的量不小于5重量%且小于45重量%,和(3)共轭二烯烃聚合单元中的乙烯基键(1,2-键)的含量为30 相对于共轭二烯烃聚合单元的量的摩尔%以上。 在共轭二烯烃和芳族乙烯基化合物的共聚中,使用特定的含硫聚合终止剂来终止​​共聚反应。 含硫共轭二烯烃共聚物橡胶具有良好的加工性能,耐磨性,断裂性能和低磁滞损耗之间的平衡良好。