公开(公告)号：US09315647B2

公开(公告)日：2016-04-19

申请号：US13982160

申请日：2012-03-23

申请人： Yoji Imoto ,  Kenichi Uesaka ,  Takafumi Taguchi ,  Naoya Omura ,  Tetsuya Kunisawa ,  Satomi Yamauchi

发明人： Yoji Imoto ,  Kenichi Uesaka ,  Takafumi Taguchi ,  Naoya Omura ,  Tetsuya Kunisawa ,  Satomi Yamauchi

IPC分类号： C08K3/36 ,  B60C1/00 ,  C08F230/08 ,  C08F236/14 ,  C08L15/00 ,  C08C19/44 ,  C08K5/16

CPC分类号： C08K3/36 ,  B60C1/0016 ,  C08C19/44 ,  C08F230/08 ,  C08F236/14 ,  C08K5/16 ,  C08L15/00 ,  Y02T10/862

摘要： The present invention provides a rubber composition that can enhance the fuel economy, wet-grip performance, abrasion resistance, and processability in a balanced manner, and also provides a pneumatic tire using this rubber composition. The present invention relates to a rubber composition that contains a rubber component, silica, and a compound represented by formula (1) below, 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，耐磨性和加工性的橡胶组合物，并且还提供了使用该橡胶组合物的充气轮胎。 本发明涉及含有橡胶成分，二氧化硅和下述式（1）所示的化合物的橡胶组合物，其中，橡胶成分以100质量％计含有5质量％以上的橡胶成分 包含基于共轭二烯的结构单元和由下式（I）表示的构成单元的共轭二烯聚合物的质量，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。

公开(公告)号：US20130310512A1

公开(公告)日：2013-11-21

申请号：US13982160

申请日：2012-03-23

申请人： Yoji Imoto ,  Kenichi Uesaka ,  Takafumi Taguchi ,  Naoya Omura ,  Tetsuya Kunisawa ,  Satomi Yamauchi

发明人： Yoji Imoto ,  Kenichi Uesaka ,  Takafumi Taguchi ,  Naoya Omura ,  Tetsuya Kunisawa ,  Satomi Yamauchi

IPC分类号： C08K3/36

CPC分类号： C08K3/36 ,  B60C1/0016 ,  C08C19/44 ,  C08F230/08 ,  C08F236/14 ,  C08K5/16 ,  C08L15/00 ,  Y02T10/862

摘要： The present invention provides a rubber composition that can enhance the fuel economy, wet-grip performance, abrasion resistance, and processability in a balanced manner, and also provides a pneumatic tire using this rubber composition. The present invention relates to a rubber composition that contains a rubber component, silica, and a compound represented by formula (1) below, 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，耐磨性和加工性的橡胶组合物，并且还提供了使用该橡胶组合物的充气轮胎。 本发明涉及含有橡胶成分，二氧化硅和下述式（1）所示的化合物的橡胶组合物，其中，橡胶成分以100质量％计含有5质量％以上的橡胶成分 包含基于共轭二烯的结构单元和由下式（I）表示的构成单元的共轭二烯聚合物的质量，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。

公开(公告)号：US20130303679A1

公开(公告)日：2013-11-14

申请号：US13980594

申请日：2012-03-22

申请人： Tetsuya Kunisawa ,  Tsuyoshi Tsuchida ,  Kenichi Uesaka ,  Isamu Tsumori ,  Reika Otake ,  Noboru Okabe ,  Naoya Omura ,  Tatsuhiro Tanaka ,  Takafumi Taguchi ,  Kenya Watanabe ,  Toru Iizuka

发明人： Tetsuya Kunisawa ,  Tsuyoshi Tsuchida ,  Kenichi Uesaka ,  Isamu Tsumori ,  Reika Otake ,  Noboru Okabe ,  Naoya Omura ,  Tatsuhiro Tanaka ,  Takafumi Taguchi ,  Kenya Watanabe ,  Toru Iizuka

IPC分类号： C08L19/00

CPC分类号： C08L19/006 ,  B60C1/00 ,  B60C1/0016 ,  C08C19/22 ,  C08C19/25 ,  C08C19/44 ,  C08F230/08 ,  C08K3/36 ,  C08K5/548 ,  C08L9/00 ,  C08L9/06 ,  C08L15/00 ,  Y02T10/862

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 silane coupling agent, 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; an amount of the silica is 5 to 150 parts by mass per 100 parts by mass of the rubber component; and the silane coupling agent contains a mercapto group.

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。 本发明涉及含有橡胶成分，二氧化硅和硅烷偶联剂的橡胶组合物，其中橡胶成分以100质量％以上的橡胶成分为基准，含有5质量％以上的共轭二烯 含有基于共轭二烯的构成单元的聚合物和由下式（I）表示的结构单元，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。 硅烷偶联剂含有巯基。

公开(公告)号：US09012560B2

公开(公告)日：2015-04-21

申请号：US13980594

申请日：2012-03-22

申请人： Tetsuya Kunisawa ,  Tsuyoshi Tsuchida ,  Kenichi Uesaka ,  Isamu Tsumori ,  Reika Otake ,  Noboru Okabe ,  Naoya Omura ,  Tatsuhiro Tanaka ,  Takafumi Taguchi ,  Kenya Watanabe ,  Toru Iizuka

发明人： Tetsuya Kunisawa ,  Tsuyoshi Tsuchida ,  Kenichi Uesaka ,  Isamu Tsumori ,  Reika Otake ,  Noboru Okabe ,  Naoya Omura ,  Tatsuhiro Tanaka ,  Takafumi Taguchi ,  Kenya Watanabe ,  Toru Iizuka

IPC分类号： C08L19/00 ,  C08K3/36 ,  B60C1/00 ,  C08C19/22 ,  C08C19/25 ,  C08C19/44 ,  C08F230/08 ,  C08K5/548 ,  C08L9/00 ,  C08L9/06 ,  C08L15/00

CPC分类号： C08L19/006 ,  B60C1/00 ,  B60C1/0016 ,  C08C19/22 ,  C08C19/25 ,  C08C19/44 ,  C08F230/08 ,  C08K3/36 ,  C08K5/548 ,  C08L9/00 ,  C08L9/06 ,  C08L15/00 ,  Y02T10/862

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 silane coupling agent, 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; an amount of the silica is 5 to 150 parts by mass per 100 parts by mass of the rubber component; and the silane coupling agent contains a mercapto group.

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。 本发明涉及含有橡胶成分，二氧化硅和硅烷偶联剂的橡胶组合物，其中橡胶成分以100质量％以上的橡胶成分为基准，含有5质量％以上的共轭二烯 含有基于共轭二烯的构成单元的聚合物和由下式（I）表示的结构单元，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。 硅烷偶联剂含有巯基。

公开(公告)号：US09932460B2

公开(公告)日：2018-04-03

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 ,  B60C1/00 ,  C08C19/44

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.

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。

公开(公告)号：US20130338296A1

公开(公告)日：2013-12-19

申请号：US14002046

申请日：2012-04-26

申请人： Takahiro Mabuchi ,  Yoshihiro Kagawa ,  Hiroshi Ito ,  Tetsuya Kunisawa ,  Isamu Tsumori ,  Kenichi Uesaka

发明人： Takahiro Mabuchi ,  Yoshihiro Kagawa ,  Hiroshi Ito ,  Tetsuya Kunisawa ,  Isamu Tsumori ,  Kenichi Uesaka

IPC分类号： C08K3/36

CPC分类号： C08K3/36 ,  B60C1/0016 ,  C08C19/22 ,  C08C19/25 ,  C08C19/34 ,  C08C19/44 ,  C08F236/10 ,  C08K3/04 ,  C08K3/06 ,  C08K5/09 ,  C08K5/39 ,  C08K5/40 ,  C08K5/47 ,  C08K5/548 ,  C08K2003/2296 ,  C08L7/00 ,  C08L9/00 ,  C08L15/00 ,  C08L91/06

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 compound represented by formula (1) below, 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。 本发明涉及含有橡胶成分，二氧化硅和下述式（1）所示的化合物的橡胶组合物，其中，橡胶成分以100质量％计含有5质量％以上的橡胶成分 包含基于共轭二烯的结构单元和由下式（I）表示的构成单元的共轭二烯聚合物的质量，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。

公开(公告)号：US08614272B2

公开(公告)日：2013-12-24

申请号：US13079041

申请日：2011-04-04

申请人： Kenichi Uesaka ,  Tetsuya Kunisawa

发明人： Kenichi Uesaka ,  Tetsuya Kunisawa

IPC分类号： C08K3/36 ,  C08L83/04

CPC分类号： C08C19/44 ,  B60C1/00 ,  B60C1/0016 ,  C08F236/10 ,  C08K3/04 ,  C08K3/36 ,  C08K5/548 ,  C08L7/00 ,  C08L9/00 ,  C08L15/00 ,  C08F4/488 ,  C08L2666/08

摘要： The invention aims to provide a tire rubber composition that is excellent in the low heat build-up property (fuel economy), wet grip performance, and abrasion resistance, and can be suitably used for a tread (cap tread); and a tire rubber composition that is excellent in the low heat build-up property and breaking properties, and can be suitably used for a base tread or sidewall. The composition comprises: a diene polymer; and silica, the diene polymer being a modified diene polymer obtainable by reacting compounds (A) and (B), the compound (A) being an active alkali metal-terminated conjugated diene polymer obtainable by polymerizing a conjugated diene monomer alone or with an aromatic vinyl monomer, in the presence of compound (C), the compound (B) being a modifying agent having a functional group, and the compound (C) being a chemical species obtainable by reacting an organic alkali metal compound with compound of formula (1):

摘要翻译： 本发明的目的在于提供一种低发热性（燃料经济性），湿抓地性能和耐磨性优异的轮胎橡胶组合物，可适用于胎面（胎面）。 以及轮胎橡胶组合物，其低发热性和断裂性优异，并且可以适用于基底胎面或侧壁。 组合物包含：二烯聚合物; 和二氧化硅，所述二烯聚合物是通过使化合物（A）和（B）反应得到的改性二烯聚合物，所述化合物（A）是通过单独或与芳族化合物聚合共轭二烯单体而获得的活性碱金属封端的共轭二烯聚合物 乙烯基单体，在化合物（C）的存在下，化合物（B）是具有官能团的改性剂，化合物（C）是通过使有机碱金属化合物与式 ）：

公开(公告)号：US20110245370A1

公开(公告)日：2011-10-06

申请号：US13079041

申请日：2011-04-04

申请人： Kenichi UESAKA ,  Tetsuya Kunisawa

发明人： Kenichi UESAKA ,  Tetsuya Kunisawa

IPC分类号： C08L9/00 ,  C08K3/36 ,  C08L83/08 ,  C08J5/14 ,  C08L9/06

CPC分类号： C08C19/44 ,  B60C1/00 ,  B60C1/0016 ,  C08F236/10 ,  C08K3/04 ,  C08K3/36 ,  C08K5/548 ,  C08L7/00 ,  C08L9/00 ,  C08L15/00 ,  C08F4/488 ,  C08L2666/08

摘要： The invention aims to provide a tire rubber composition that is excellent in the low heat build-up property (fuel economy), wet grip performance, and abrasion resistance, and can be suitably used for a tread (cap tread); and a tire rubber composition that is excellent in the low heat build-up property and breaking properties, and can be suitably used for a base tread or sidewall. The composition comprises: a diene polymer; and silica, the diene polymer being a modified diene polymer obtainable by reacting compounds (A) and (B), the compound (A) being an active alkali metal-terminated conjugated diene polymer obtainable by polymerizing a conjugated diene monomer alone or with an aromatic vinyl monomer, in the presence of compound (C), the compound (B) being a modifying agent having a functional group, and the compound (C) being a chemical species obtainable by reacting an organic alkali metal compound with compound of formula (1):

摘要翻译： 本发明的目的在于提供一种低发热性（燃料经济性），湿抓地性能和耐磨性优异的轮胎橡胶组合物，可适用于胎面（胎面）。 以及轮胎橡胶组合物，其低发热性和断裂性优异，并且可以适用于基底胎面或侧壁。 组合物包含：二烯聚合物; 和二氧化硅，所述二烯聚合物是通过使化合物（A）和（B）反应得到的改性二烯聚合物，所述化合物（A）是通过单独或与芳族化合物聚合共轭二烯单体而获得的活性碱金属封端的共轭二烯聚合物 乙烯基单体，在化合物（C）的存在下，化合物（B）是具有官能团的改性剂，化合物（C）是通过使有机碱金属化合物与式 ）：

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。