| 发明名称 |
SURFACTANT COMPOSITION FOR USE IN GYPSUM WALLBOARD MANUFACTURE |
| 摘要 |
A gypsum composition including calcined gypsum, water, and a foaming agent composition which comprises at least one betaine, either alone or in combination with at least one alkyl sulfate and/or at least one alkyl ether sulfate, is disclosed. The gypsum composition can be used to prepare foamed gypsum wallboard. |
| 申请公布号 |
EP2986581(A2) |
申请公布日期 |
2016.02.24 |
| 申请号 |
EP20140785037 |
申请日期 |
2014.04.16 |
| 申请人 |
STEPAN COMPANY |
发明人 |
MUNIE, LAWRENCE;KALTENBACH, JARROD;ODISHO, MARY B.;MIROUS, BRIAN K. |
| 分类号 |
C04B24/12;C04B28/14 |
主分类号 |
C04B24/12 |
| 代理机构 |
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代理人 |
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| 主权项 |
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