公开(公告)号：EP3521375A1

公开(公告)日：2019-08-07

申请号：EP17855674.2

申请日：2017-09-08

申请人： Bridgestone Corporation

发明人： MATSUSHITA Junko

IPC分类号： C08L101/10 ,  B29C73/22 ,  C08L23/20 ,  C09K3/10

摘要： Provided are a curable composition and a tire sealant composition which are capable of maintaining a balance among processability, shape retention, and elongation at a high level. The curable composition comprises the following components A to C: A: a reactive silicon group-containing polymer; B: one or more polymers having a number average molecular weight of 50,000 or less, the polymers being selected from the group consisting of polybutene, polyisobutylene, polyisobutylene butadiene, polypentene, and polyisopentene; and C: one or more resins selected from the group consisting of C5 resin, C9 resin, C5-C9 resin, dicyclopentadiene resin, rosin resin, alkylphenol resin, and terpene phenol resin.

公开(公告)号：EP3885157A1

公开(公告)日：2021-09-29

申请号：EP19887419.0

申请日：2019-11-06

申请人： BRIDGESTONE CORPORATION

发明人： MATSUSHITA Junko

IPC分类号： B60C1/00 ,  B60C7/00 ,  B60C7/18 ,  B60C11/00 ,  C08K5/09 ,  C08L21/00 ,  C09J163/00 ,  C09J175/04

摘要： An object of the present disclosure is to improve, in a tire having a composite body of a member composed of a polyester material and a member composed of a rubber material, adhesion between the two members. In order to achieve the object, the present disclosure provides a tire having a composite body, wherein the composite body comprises: a member composed of a polyester material; a member composed of a rubber material; and an adhesive layer composed of a urethane-based adhesive or an epoxy-based adhesive and provided between the member composed of a polyester material and the member composed of a rubber material.