发明名称 |
Modified clays and methods for making and using same |
摘要 |
Processes for modifying the surface chemistry of a clay are disclosed. In one embodiment, there is provided a process for modifying the surface chemistry of a clay, wherein the process comprises: providing a clay dispersion comprising at least one unmodified clay wherein said clay has a first exchangeable cation; adding a second cation to the clay dispersion, wherein at least a portion of the second cation exchanges with at least a portion of the first cation to form a modified clay dispersion; and combining at least one polar containing agent with the modified clay dispersion to provide a modified clay.
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申请公布号 |
US2003060555(A1) |
申请公布日期 |
2003.03.27 |
申请号 |
US20020254167 |
申请日期 |
2002.09.25 |
申请人 |
LORAH DENNIS PAUL;SLONE ROBERT VICTOR;LEIN GEORGE MAX |
发明人 |
LORAH DENNIS PAUL;SLONE ROBERT VICTOR;LEIN GEORGE MAX |
分类号 |
C01B33/44;C08K9/02;C08K9/04;C08L101/00;(IPC1-7):C04B33/00;C08K3/34 |
主分类号 |
C01B33/44 |
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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