| 发明名称 |
A METHOD OF MODIFYING BETA STUCCO USING DIETHYLENE TRIAMINE PENTAACETIC ACID |
| 摘要 |
<p>A method for preparing a modified beta stucco from calcined natural rock gypsum that includes preparing a solution of liquid diethylene triamine pentaacetic acid in water applying the solution onto beta stucco while hot from the calciner forming a wetted beta stucco and allowing the wetted stucco to dry and heal forming the modified beta stucco.</p> |
| 申请公布号 |
IN8615DEN2014(A) |
申请公布日期 |
2015.05.22 |
| 申请号 |
IN2014DE08615 |
申请日期 |
2014.10.15 |
| 申请人 |
UNITED STATES GYPSUM COMPANY |
发明人 |
LETTKEMAN DENNIS M.;KALIGIAN RAYMOND A. II;CLOUD MICHAEL L.;WILSON JOHN W. |
| 分类号 |
C04B11/00;C04B20/10 |
主分类号 |
C04B11/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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