| 发明名称 |
THERMOPLASTIC POLYURETHANE-POLYUREA ELASTOMERS HAVING INCREASED HEAT RESISTANCE |
| 摘要 |
Mo3542 LeA 27,611 THERMOPLASTIC POLYURETHANE-POLYUREA ELASTOMERS HAVING INCREASED HEAT RESISTANCE The invention relates to improved thermoplastic polyurethane-polyurea elastomers based on 4,4'-diisocyanato-dicyclohexylmethane, cyclic secondary diamines, and macrodiols having a molecular weight greater than 400. Mo3542
|
| 申请公布号 |
CA2040910(A1) |
申请公布日期 |
1991.10.21 |
| 申请号 |
CA19912040910 |
申请日期 |
1991.04.17 |
| 申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
HASSEL, TILLMANN;MULLER, HANNS P. |
| 分类号 |
C08G18/32;C08G18/08;C08G18/10;C08G18/12;C08G18/28;C08G18/65;C08G18/72;C08G18/73;C08G18/75;(IPC1-7):C08G18/75 |
主分类号 |
C08G18/32 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
