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    RUBBER COMPOSITION AND PNEUMATIC TIRE
    2.
    发明申请
    RUBBER COMPOSITION AND PNEUMATIC TIRE 有权
    橡胶组合物和气动轮胎

    公开(公告)号：US20130345337A1

    公开(公告)日：2013-12-26

    申请号：US14002881

    申请日：2012-04-20

    申请人： Isamu Tsumori ,  Kenichi Uesaka ,  Naoya Omura ,  Tetsuya Kunisawa ,  Tatsuhiro Tanaka ,  Kazuyuki Nishioka

    发明人： Isamu Tsumori ,  Kenichi Uesaka ,  Naoya Omura ,  Tetsuya Kunisawa ,  Tatsuhiro Tanaka ,  Kazuyuki Nishioka

    IPC分类号： C08K3/36

    CPC分类号： C08K3/36 ,  B60C1/0016 ,  C08C19/44 ,  Y02T10/862 ,  C08L15/00

    摘要： The present invention provides a rubber composition that can enhance the fuel economy, wet-grip performance, and abrasion resistance in a balanced manner, and a pneumatic tire using this rubber composition. The present invention relates to a rubber composition that contains a rubber component, silica, and a liquid resin having a softening point of −20 to 20° C., wherein the rubber component contains, based on 100% by mass of the rubber component, not less than 5% by mass of a conjugated diene polymer containing a constituent unit based on a conjugated diene and a constituent unit represented by formula (I) below, at least one terminal of the polymer being modified with a specific compound; and an amount of the silica is 5 to 150 parts by mass per 100 parts by mass of the rubber component.

    摘要翻译： 本发明提供了能够以均衡的方式提高燃料经济性，湿抓地性能和耐磨性的橡胶组合物，以及使用该橡胶组合物的充气轮胎。 本发明涉及一种橡胶组合物，其含有橡胶组分，二氧化硅和软化点为-20〜20℃的液体树脂，其中，橡胶组分以100质量％的橡胶组分为基准， 不低于5质量％的包含基于共轭二烯的构成单元和由下式（I）表示的结构单元的共轭二烯聚合物，所述聚合物的至少一个末端用特定化合物改性; 相对于100质量份的橡胶成分，二氧化硅的量为5〜150质量份。

    Rubber composition and pneumatic tire
    4.
    发明授权
    Rubber composition and pneumatic tire 失效
    橡胶组合物和充气轮胎

    公开(公告)号：US08418736B2

    公开(公告)日：2013-04-16

    申请号：US12187902

    申请日：2008-08-07

    申请人： Tetsuya Kunisawa

    发明人： Tetsuya Kunisawa

    IPC分类号： B60C1/00 ,  B60C9/18

    CPC分类号： C08K7/20 ,  B60C9/2009 ,  C08K5/098 ,  C08L7/00 ,  Y02T10/862 ,  Y10T152/10495 ,  Y10T152/10765 ,  Y10T152/1081 ,  C08L21/00

    摘要： There are provided a rubber composition for coating a steel cord, containing 100 parts by mass of diene-based rubber; 0.5 to 5 parts by mass of a metal salt of an organic acid; and 30 to 100 parts by mass of a filler, wherein the filler contains 3 to 30 parts by mass of glass beads having a particle diameter of 10 to 100 μm, relative to 100 parts by mass of the diene-based rubber, and a tire reinforcement belt and a pneumatic tire using the rubber composition. The rubber composition reduces heat generation and improves adhesiveness with a steel cord. A pneumatic tire having a tire reinforcement belt using the rubber composition has excellent steering stability and rolling resistance.

    摘要翻译： 提供一种含有100质量份二烯系橡胶的钢帘线用涂料用橡胶组合物， 0.5〜5质量份的有机酸金属盐; 和30〜100质量份的填料，其中相对于100质量份的二烯类橡胶，填料含有3〜30质量份的粒径为10〜100μm的玻璃珠，轮胎 加强带和使用该橡胶组合物的充气轮胎。 橡胶组合物减少发热并提高与钢帘线的密合性。 具有使用该橡胶组合物的轮胎加固带的充气轮胎具有优良的操纵稳定性和滚动阻力。

    RUBBER COMPOSITION AND PNEUMATIC TIRE
    5.
    发明申请
    RUBBER COMPOSITION AND PNEUMATIC TIRE 失效
    橡胶组合物和气动轮胎

    公开(公告)号：US20090050250A1

    公开(公告)日：2009-02-26

    申请号：US12187902

    申请日：2008-08-07

    申请人： Tetsuya KUNISAWA

    发明人： Tetsuya KUNISAWA

    IPC分类号： B60C27/00 ,  C08J5/14

    CPC分类号： C08K7/20 ,  B60C9/2009 ,  C08K5/098 ,  C08L7/00 ,  Y02T10/862 ,  Y10T152/10495 ,  Y10T152/10765 ,  Y10T152/1081 ,  C08L21/00

    摘要： There are provided a rubber composition for coating a steel cord, containing 100 parts by mass of diene-based rubber; 0.5 to 5 parts by mass of a metal salt of an organic acid; and 30 to 100 parts by mass of a filler, wherein the filler contains 3 to 30 parts by mass of glass beads having a particle diameter of 10 to 100 μm, relative to 100 parts by mass of the diene-based rubber, and a tire reinforcement belt and a pneumatic tire using the rubber composition. The rubber composition reduces heat generation and improves adhesiveness with a steel cord. A pneumatic tire having a tire reinforcement belt using the rubber composition has excellent steering stability and rolling resistance.

    摘要翻译： 提供一种含有100质量份二烯系橡胶的钢帘线用涂料用橡胶组合物， 0.5〜5质量份的有机酸金属盐; 和30〜100质量份填料，其中相对于100质量份的二烯类橡胶，填料含有3〜30质量份的粒径为10〜100μm的玻璃珠，轮胎 加强带和使用该橡胶组合物的充气轮胎。 橡胶组合物减少发热并提高与钢帘线的密合性。 具有使用该橡胶组合物的轮胎加固带的充气轮胎具有优良的操纵稳定性和滚动阻力。

    Pneumatic tire
    6.
    发明申请
    Pneumatic tire 有权
    气动轮胎

    公开(公告)号：US20080308203A1

    公开(公告)日：2008-12-18

    申请号：US12155295

    申请日：2008-06-02

    申请人： Tetsuya Kunisawa ,  Keiichi Nakadera ,  Toru Iizuka ,  Takao Wada ,  Shinichi Miyazaki ,  Toshiro Matsuo

    发明人： Tetsuya Kunisawa ,  Keiichi Nakadera ,  Toru Iizuka ,  Takao Wada ,  Shinichi Miyazaki ,  Toshiro Matsuo

    IPC分类号： B60C19/00

    CPC分类号： B60C19/082 ,  B60C19/08 ,  B60C19/086 ,  B60C19/088

    摘要： A pneumatic tire capable of reducing rolling resistance and discharging static electricity generated during running, wherein each of a tread rubber, a breaker rubber, and a sidewall rubber formed on the tread part, the breaker part, and the sidewall part, respectively, has a volume specific resistivity of 1×108 Ω·cm or more, the pneumatic tire further including a conduction rubber embedded in the tread part so as to be at least partially exposed to a surface of the tread part, bead part rubber disposed at a region contacting a rim flange of the bead part, and electroconductive rubber electrically connecting the conduction rubber to the beat part rubber, wherein each of the conduction rubber, the bead part rubber, and the electroconductive rubber has a volume specific resistivity of less than 108 Ω·cm.

    摘要翻译： 一种能够降低行驶中产生的滚动阻力和排出静电的充气轮胎，其特征在于，分别形成在胎面部，断路器部和侧壁部的胎面橡胶，破碎橡胶和胎侧橡胶各自具有 体积比电阻率为1×10 8Ω·cm或更大，充气轮胎还包括嵌入胎面部分中的传导橡胶，以便至少部分地暴露于胎面部分的表面，胎圈部分橡胶设置在与轮辋接触的区域 胎圈部分的凸缘，以及将导电橡胶电连接到节拍部分橡胶的导电橡胶，其中传导橡胶，胎圈部分橡胶和导电橡胶中的每一个具有小于108Ω·cm的体积电阻率。

    Rubber composition and tire comprising the same
    9.
    发明授权
    Rubber composition and tire comprising the same 有权
    橡胶组合物和包含其的轮胎

    公开(公告)号：US07829621B2

    公开(公告)日：2010-11-09

    申请号：US11234261

    申请日：2005-09-26

    申请人： Tetsuya Kunisawa ,  Toshiro Matsuo ,  Takuya Horiguchi ,  Takashi Nakamura

    发明人： Tetsuya Kunisawa ,  Toshiro Matsuo ,  Takuya Horiguchi ,  Takashi Nakamura

    IPC分类号： C08C19/16 ,  C08K5/01 ,  C08K3/04 ,  B60C1/00

    CPC分类号： C08L9/06 ,  C08K3/013 ,  C08K5/548 ,  C08L7/00 ,  C08L9/00 ,  C08L21/00 ,  C08L45/00 ,  C08L2666/02

    摘要： A rubber composition which provides an improved balance in grip performance, grip durability and abrasion resistance, and a tire and/or tire tred made from the same Wherein the rubber composition includes a diene rubber, 50 to 120 parts by weight of a reinforcing agent containing particular carbon black and 10 to 100 parts by weight of silica based on 100 parts by weight of a the diene rubber, 2 to 50 parts by weight of a styrene-butadiene polymer, in which weight average molecular weight is 1,000 to 15,000, the amount of a styrene being 17 to 27% by weight and the amount of vinyl being 60 to 80% by weight, and 2 to 25 parts by weight of an indene resin, in which the melting point is 100 to 150° C., based on 100 parts by weight of the diene rubber which includes at least 60% by weight of a particular solution polymerization styrene-butadiene rubber and at most 40% by weight of a natural rubber and/or a butadiene rubber.

    摘要翻译： 提供抓地性能，抓持耐久性和耐磨性的改进平衡的橡胶组合物，以及由其制成的轮胎和/或轮胎。其中橡胶组合物包括二烯橡胶，50至120重量份的含有 特定的炭黑和10〜100重量份的二氧化硅，基于100重量份的二烯橡胶，2〜50重量份的重均分子量为1000〜15000的苯乙烯 - 丁二烯聚合物， 的苯乙烯为17〜27重量％，乙烯基的量为60〜80重量％，2〜25重量份的茚树脂，熔点为100〜150℃，基于 100重量份的二烯橡胶，其包含至少60重量％的特定溶液聚合苯乙烯 - 丁二烯橡胶和至多40重量％的天然橡胶和/或丁二烯橡胶。

    Rubber Composition for Coating Steel Cord and Tire Using Same
    10.
    发明申请
    Rubber Composition for Coating Steel Cord and Tire Using Same 审中-公开
    涂层钢帘线和轮胎使用橡胶组合物

    公开(公告)号：US20090169883A1

    公开(公告)日：2009-07-02

    申请号：US12223607

    申请日：2007-03-12

    申请人： Tetsuya Kunisawa

    发明人： Tetsuya Kunisawa

    IPC分类号： C08K5/098 ,  B60C1/00

    CPC分类号： B60C1/00 ,  B60C2009/0021 ,  C08K5/098 ,  C08K5/372 ,  C09D181/04 ,  Y02T10/862 ,  Y10T428/296 ,  C08L21/00

    摘要： The present invention provides a rubber composition for coating a steel cord, in which both rubber strength and rolling resistance property can be improved, and a tire using the rubber composition. A rubber composition for coating a steel cord, comprising 30 to 100 parts by mass of a reinforcing agent, 5 to 40 parts by mass of an organic vulcanizing agent on the basis of 100 parts by mass of a diene rubber, and an organic acid cobalt,wherein the organic vulcanizing agent is represented by the following general formula: —(R—Sx)n— wherein R is (CH2—CH2—O)m—CH2—CH2, x is an integer of 3 to 6, n is an integer of 10 to 400, and m is an integer of 2 to 5, and a tire having a steel cord coated with the rubber composition.

    摘要翻译： 本发明提供了一种用于涂覆钢帘线的橡胶组合物，其中橡胶强度和滚动阻力性能都能得到改善，以及使用橡胶组合物的轮胎。 一种用于涂覆钢帘线的橡胶组合物，其包含30至100质量份增强剂，基于100质量份二烯橡胶5至40质量份有机硫化剂和有机酸钴 其中有机硫化剂由以下通式表示：<？in-line-formula description =“In-line formula”end =“lead”→> - （R-Sx）n - 式中，R为（CH 2 -CH 2 -O）m -CH 2 -CH 2，x为3〜6的整数，n为10〜400的整数， m为2〜5的整数，具有涂覆有橡胶组合物的钢帘线的轮胎。