发明名称 |
Efflorescence control in cementitious compositions and masonry units |
摘要 |
A cementitious composition is disclosed whereby visible efflorescence is prevented when formed into a cement masonry concrete unit. Efflorescence is controlled by incorporation of a polymer comprising a polyacrylic acid or salt or derivative thereof having an average molecular weight in the range of 5004-9,000, and more preferably in the average molecular weight range of 1,000 to 10,000. |
申请公布号 |
AU6950900(A) |
申请公布日期 |
2001.04.24 |
申请号 |
AU20000069509 |
申请日期 |
2000.09.05 |
申请人 |
W. R. GRACE AND CO.-CONN. |
发明人 |
AWDHOOT V. KERKAR;VIKRAM KUMAR |
分类号 |
C04B24/08;C04B24/24;C04B24/26;C04B28/02;C04B103/60;C04B111/21 |
主分类号 |
C04B24/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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