专利检索 ap:("BRIDGESTONE CORPORATION") AND inv:"Daisuke AOKI" 第 1 页

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发明申请
RUBBER COMPOSITION AND TIRE OBTAINED USING SAME 有权

公开(公告)号：US20220372232A1

公开(公告)日：2022-11-24

申请号：US17761497

申请日：2020-09-11

申请人： BRIDGESTONE CORPORATION

发明人： Yasuhiro SHODA , Hideyuki OTSUKA , Daisuke AOKI

IPC分类号： C08G81/02 , C08G18/69 , C08G18/73 , C08G18/32 , C08G18/65 , C08G18/24 , B60C1/00

摘要： The present invention provides: a rubber composition having a good low heat generation property and is excellent in high elastic modulus and fracture resistance, and a tire using the rubber composition. The rubber composition contains a rubber component that contains a diene rubber, and the diene rubber contains a polymer (A) of a copolymer that has, in one molecule, a block moiety containing a urethane backbone segment and a block moiety containing a diene backbone segment.