发明名称 |
New trimerization catalysts from sterically hindered salts |
摘要 |
The present invention provides trimerization catalyst compositions having a sterically hindered carboxylate salt and methods to produce a polyisocyanurate/polyurethane foam using such trimerization catalyst compositions. |
申请公布号 |
EP1852448(A3) |
申请公布日期 |
2008.03.05 |
申请号 |
EP20070008702 |
申请日期 |
2007.04.27 |
申请人 |
AIR PRODUCTS AND CHEMICALS, INC. |
发明人 |
BURDENIUC, JUAN JESUS;PANITZSCH, TORSTEN;DEWHURST, JOHN ELTON |
分类号 |
C08G18/09;C08G18/16;C08G18/42;C08J9/14 |
主分类号 |
C08G18/09 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|