| 发明名称 |
Modifiers for gypsum slurries and method of using them |
| 摘要 |
Disclosed herein is a gypsum slurry that includes water, calcium sulphate hemihydrate, a polycarboxylate dispersant and a modifier which is a phosphonate. The modifier is chemically configured to improve the efficacy of the polycarboxylate dispersant. |
| 申请公布号 |
NZ562969(A) |
申请公布日期 |
2011.02.25 |
| 申请号 |
NZ20060562969 |
申请日期 |
2006.06.13 |
| 申请人 |
UNITED STATES GYPSUM COMPANY |
发明人 |
LETTKEMAN, DENNIS M;SHAKE, MICHAEL P;LIU, QINGXIA;WILSON, JOHN W;RANDALL, BRIAN;BLACKBURN, DAVID R |
| 分类号 |
C04B28/14;B32B1/04;C04B11/00 |
主分类号 |
C04B28/14 |
| 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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