| 发明名称 |
SCORCH RESISTANT ADDITIVES FOR POLYURETHANE FOAMS |
| 摘要 |
Polyester polyols which contain at least one dihydrazide linkage -C(=O)-NHNH-C(=O)- reduce the incidence of scorching when used as a reactant in the manufacture of polyurethane foam. Also disclosed are compounds of structures (2) D-HN(-NH-C(=O)-R-C(=O)NH)0-1-NH-D and (3) (A-C(=T)-NH)-2.
|
| 申请公布号 |
WO9856849(A1) |
申请公布日期 |
1998.12.17 |
| 申请号 |
WO1998US11936 |
申请日期 |
1998.06.09 |
| 申请人 |
WITCO CORPORATION |
发明人 |
BECHARA, IBRAHIM;BARANOWSKI, THOMAS, R.;STOGIS, JAMES;MORONG, THOMAS, H. |
| 分类号 |
C07C243/28;C08G18/38;C08G18/46;C08G18/50;C08G18/66;C08G63/91;C08G73/00;C08G73/02;(IPC1-7):C08G73/00;C08J9/00 |
主分类号 |
C07C243/28 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
