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：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：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。