公开(公告)号：US20140194578A1

公开(公告)日：2014-07-10

申请号：US14209751

申请日：2014-03-13

Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.

Inventor： Isamu TSUMORI ,  Naoya ICHIKAWA

IPC: C08C19/00

CPC classification number: C08C19/00 ,  B60C1/0016 ,  C08C1/04 ,  C08C3/02 ,  C08K3/04 ,  C08L9/00 ,  C08L15/00 ,  Y10T152/10009

Abstract: A rubber composition for a tire, and a pneumatic tire are provided in which the fuel economy, abrasion resistance, and deterioration resistance can be improved in a good balance. The present invention relates to a rubber composition for a tire, containing a rubber component that contains: a modified natural rubber having a phosphorus content of not more than 200 ppm; and butadiene rubber, wherein 60 to 95% by mass of the modified natural rubber and 5 to 40% by mass of the butadiene rubber are contained based on 100% by mass of the rubber component.

Abstract translation: 提供一种用于轮胎的橡胶组合物和充气轮胎，其中可以以良好的平衡提高燃料经济性，耐磨性和耐劣化性。 本发明涉及一种轮胎用橡胶组合物，其含有橡胶成分，该橡胶成分含有：磷含量为200ppm以下的改性天然橡胶; 丁二烯橡胶，相对于100质量％的橡胶成分，含有60〜95质量％的改性天然橡胶和5〜40质量％的丁二烯橡胶。

公开(公告)号：US20130102722A1

公开(公告)日：2013-04-25

申请号：US13658989

申请日：2012-10-24

Applicant: SUMITOMO RUBBER INDUSTRIES, LTD.

Inventor： Isamu TSUMORI ,  Naoya ICHIKAWA

IPC: C08L7/02 ,  C08K3/04

CPC classification number: C08C19/00 ,  B60C1/0016 ,  C08C1/04 ,  C08C3/02 ,  C08K3/04 ,  C08L9/00 ,  C08L15/00 ,  Y10T152/10009

Abstract: A rubber composition for a tire, and a pneumatic tire are provided in which the fuel economy, abrasion resistance, and deterioration resistance can be improved in a good balance. The present invention relates to a rubber composition for a tire, containing a rubber component that contains: a modified natural rubber having a phosphorus content of not more than 200 ppm; and butadiene rubber, wherein 60 to 95% by mass of the modified natural rubber and 5 to 40% by mass of the butadiene rubber are contained based on 100% by mass of the rubber component.

Abstract translation: 提供一种用于轮胎的橡胶组合物和充气轮胎，其中可以以良好的平衡提高燃料经济性，耐磨性和耐劣化性。 本发明涉及一种轮胎用橡胶组合物，其含有橡胶成分，该橡胶成分含有：磷含量为200ppm以下的改性天然橡胶; 丁二烯橡胶，相对于100质量％的橡胶成分，含有60〜95质量％的改性天然橡胶和5〜40质量％的丁二烯橡胶。