发明授权
US07094859B2 Cross-linkable polymer blends containing alkoxysilane-terminated polymers
失效
含有烷氧基硅烷封端的聚合物的可交联聚合物共混物
- 专利标题: Cross-linkable polymer blends containing alkoxysilane-terminated polymers
- 专利标题(中): 含有烷氧基硅烷封端的聚合物的可交联聚合物共混物
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申请号: US10501214申请日: 2002-12-19
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公开(公告)号: US07094859B2公开(公告)日: 2006-08-22
- 发明人: Wolfram Schindler , Uwe Scheim , Bernd Pachaly
- 申请人: Wolfram Schindler , Uwe Scheim , Bernd Pachaly
- 申请人地址: DE Munich
- 专利权人: Consortium fuer Elektrochemische Industrie GmbH
- 当前专利权人: Consortium fuer Elektrochemische Industrie GmbH
- 当前专利权人地址: DE Munich
- 代理机构: Brooks Kushman P.C.
- 优先权: DE10201703 20020117
- 国际申请: PCT/EP02/14567 WO 20021219
- 国际公布: WO03/059981 WO 20030724
- 主分类号: C08G77/60
- IPC分类号: C08G77/60
摘要:
Alkoxysilane-terminated polymers prepared by reacting an isocyanatoalkoxysilane, preferably an isocyanatodialkyalkoxysilane, with an isocyanate-reactive prepolymer, can provide chain extension even when a monoalkoxy-functional silane, while retaining suitable reactivity profiles. The products are useful in sealants, caulks, coatings, and moldings.