发明名称 |
CLAY-FREE READY-MIXED SETTING-TYPE JOINT COMPOUND |
摘要 |
A TWO PART JOINT COMPOUND WHICH SETS BY HYDRATION OF CALCIUM SULFATE HEMIHYDRATE TO GYPSUM AND IS CLAY-FREE. ONE PART INCLUDES AN IN-SITU ACIDIC ACRYLATE COPOLYMER THICKENER (I.E., AN ASSOCIATIVE THICKENER) WITH THE CALCIUM SULFATE HEMIHYDRATE, ALONG WITH A NON-CALCIUM BEARING PHOSPHATE SET PREVENTER. THE FIRST PART CONTAINS WATER, BUT REMAINS UNSET FOR AT LEAST 175 DAYS. THE SECOND PART INCLUDES A SET INITIATOR COMPOUND HAVING A ACTION WITH A LOG K VALUE GREATER THAN CALCIUM IONS. THE SECOND PART IS MIXED WITH THE FIRST PART WHEN SETTING IS DESIRED. |
申请公布号 |
MY120648(A) |
申请公布日期 |
2005.11.30 |
申请号 |
MY2000PI06137 |
申请日期 |
2000.12.22 |
申请人 |
UNITED STATES GYPSUM COMPANY |
发明人 |
THERESE A. ESPINOZA;CHARLES J. MILLER;RICHARD B. STEVENS |
分类号 |
C04B22/14;C04B28/14;C04B40/06 |
主分类号 |
C04B22/14 |
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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