公开(公告)号：US20120305159A1

公开(公告)日：2012-12-06

申请号：US13588994

申请日：2012-08-17

Applicant: Shuichi SAKAMOTO ,  Issei NAKAKITA

Inventor： Shuichi SAKAMOTO ,  Issei NAKAKITA

IPC: B60C1/00

CPC classification number: C08L15/00 ,  B60C1/0016 ,  B60C1/0041 ,  B60C11/005 ,  B60C2001/005 ,  B60C2015/0614 ,  C08C19/06 ,  C08K3/04 ,  C08K3/36 ,  C08L7/00 ,  C08L21/00 ,  C08L45/00 ,  C08L93/04 ,  Y10T152/10846 ,  C08L2666/02 ,  C08L2666/26

Abstract: It is possible to provide a rubber composition including a rubber component, and 0.5 part by mass or more of at least any one of a terpene based resin and a rosin-based resin based on 100 parts by mass of the rubber component, wherein the rubber component contains 20 to 100% by mass of a natural rubber component consisting of at least any one of a natural rubber and a modified natural rubber, as well as the rubber composition which can realize both of maintenance of properties desired in various applications and improvement in processibility while a use amount of a raw material derived from a petroleum source is reduced, and a pneumatic tire using the same.

Abstract translation: 基于100质量份橡胶组分，可以提供包含橡胶组分的橡胶组合物和0.5质量份以上的萜烯系树脂和松香系树脂中的至少一种，其中，橡胶 组分包含20至100质量％的由天然橡胶和改性天然橡胶中的至少任一种组成的天然橡胶组分，以及能够实现各种应用中期望的性能的维持和改进的橡胶组合物 来自石油源的原料的使用量减少的加工性，以及使用该原料的充气轮胎。