| 发明名称 |
Dispersant composition for cement having excellent property in inhibition of slump-loss |
| 摘要 |
A cement admixture which when added to a cement composition, such as cement mortar or concrete inhibits slump-loss of the cement composition and improve its workability and applicability. The admixture is composed of copolymers from an alkenyl ether, a polyalkenyl ether and maleic anhydride.
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| 申请公布号 |
US5432212(A) |
申请公布日期 |
1995.07.11 |
| 申请号 |
US19940222152 |
申请日期 |
1994.04.04 |
| 申请人 |
W. R. GRACE & CO.-CONN. |
发明人 |
HONDA, SUSUMU;HARA, TADASHI;KOYATA, HIDEO |
| 分类号 |
C04B24/26;C04B24/32;C08F222/06;C08F290/00;C08F290/06;C08F299/02;(IPC1-7):C08K3/00;C08F220/64 |
主分类号 |
C04B24/26 |
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