| 发明名称 |
USE OF ETHOXYLATED FATTY ALCOHOLS AS A SURFACTANT ADDITIVE FOR GYPSUM-CONTAINING COMPOSITIONS |
| 摘要 |
The use of ethoxylated C12-C22 fatty alcohols having an HLB value of 4.5 to 11 as a surfactant additive for compositions containing methyl cellulose or hydroxyalkylated derivatives thereof and gypsum results in effective suppression of nodule formation when the compositions are mixed with water.
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| 申请公布号 |
CA1323882(C) |
申请公布日期 |
1993.11.02 |
| 申请号 |
CA19880586400 |
申请日期 |
1988.12.20 |
| 申请人 |
HENKEL KOMMANDITGESELLSCHAFT AUF AKTIEN |
发明人 |
BIETZ, ROLF;GRUENBERGER, EBERHARD |
| 分类号 |
B01F17/42;C04B24/02;C04B28/14;(IPC1-7):C04B24/38 |
主分类号 |
B01F17/42 |
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