| 发明名称 |
PHOSPHINE-CATALYZED. MICHAEL ADDITION-CURABLE SULFUR-CONTAINING POLYMER COMPOSITIONS |
| 摘要 |
Compositions comprising Michael acceptor-terminated sulfur-containing prepolymers, thiol-terminated sulfur-containing prepolymers, and e phosphine catalysts useful in aerospace sealant applications are disclosed. The compositions exhibit extended pot life, cure rapidly following activation, and provide cured sealants having improved properties useful in aerospace sealant applications. |
| 申请公布号 |
US2015252233(A1) |
申请公布日期 |
2015.09.10 |
| 申请号 |
US201414200630 |
申请日期 |
2014.03.07 |
| 申请人 |
PRC-DeSoto International, Inc. |
发明人 |
ANDERSON LAWRENCE G.;CAl JUEXIAO;BOWMAN MARK P.;LIN RENHE |
| 分类号 |
C09J181/02 |
主分类号 |
C09J181/02 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A composition comprising:
a Michael acceptor-terminated sulfur-containing prepolymer; a thiol-terminated sulfur-containing prepolymer; and a phosphine catalyst. |
| 地址 |
Sylmar CA US |
