| 发明名称 |
Cement dispersants |
| 摘要 |
Cement dispersants which contain two specified kinds of water-soluble vinyl copolymers mixed at a specified ratio can produce cement compositions such as concrete with water/cement ratio of 20-40 weight % with a reduced slump loss and provide a high early strength.
|
| 申请公布号 |
US6140440(A) |
申请公布日期 |
2000.10.31 |
| 申请号 |
US19980208329 |
申请日期 |
1998.12.09 |
| 申请人 |
TAKEMOTO YUSHI KABUSHIKI KAISHA |
发明人 |
KINOSHITA, MITSUO;OKADA, KAZUHISA |
| 分类号 |
C04B24/16;C04B24/26;C04B24/32;C04B40/00;C04B103/32;C08F290/06;C08L33/02;(IPC1-7):C08F20/10 |
主分类号 |
C04B24/16 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
