发明名称 |
PREPARATION PROCESS OF MOISTURE RESISTANT GYPSUM-BASED PRODUCT (VARIANTS), SILOXANE ADDITION PROCESS IN OBTAINING PRODUCT THEREIN AND GYPSUM-BASED BOARD |
摘要 |
A moisture resistant gypsum-based product, e.g., a gypsum board, is made by adding a small amount of a siloxane to the aqueous slurry used to make the gypsum-based product along with a small amount of a dead burned magnesium oxide catalyst to enhance the curing of the siloxane. In the preferred embodiment, the siloxane is formed into an aqueous emulsion in situ with no chemical emulsifier. |
申请公布号 |
UA86090(C2) |
申请公布日期 |
2009.03.25 |
申请号 |
UA20070002496 |
申请日期 |
2005.07.25 |
申请人 |
UNITED STATES GYPSUM COMPANY |
发明人 |
VEIERAMASUNENI SRINIVAS;KAPAKASA KATRIN |
分类号 |
C04B28/14 |
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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