| 发明名称 |
N,N'-bis(5-isocyanatonaphthyl)urea, a process for its production, and its use |
| 摘要 |
This invention relates to N,N'-bis(5-isocyanatonaphthyl)urea and a process for its preparation by hydrolysis of naphthalene-1,5-diisocyanate. This invention also relates to a method for preparing a polyurethane or polyurea comprising reacting N,N'-bis(5-isocyanatonaphthyl)urea with an NCO-reactive compound.
|
| 申请公布号 |
US4851567(A) |
申请公布日期 |
1989.07.25 |
| 申请号 |
US19890295636 |
申请日期 |
1989.01.10 |
| 申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
RUCKES, ANDREAS;GROEGLER, GERHARD;KOPP, RICHARD;HESS, HEINRICH |
| 分类号 |
C07C273/18;C07C275/40;C08G18/10;C08G18/46;C08G18/78;C08G18/80 |
主分类号 |
C07C273/18 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
