发明名称 |
A shear thickening composition with polyacrylic acid. |
摘要 |
A shear thickening composition which comprises a water-in-oil emulsion having dispersed in the continuous, oily phase thereof, hydratable, water-expandable hydrophillic clay, wherein said oily phase has a polyamine derivative surfactant dissolved therein and the dispersed aqueous phase comprises an aqueous solution of a polyacrylamide and polyacrylic acid. These compositions are useful as well control fluids and may be used in deep wells.
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申请公布号 |
EP0102827(A2) |
申请公布日期 |
1984.03.14 |
申请号 |
EP19830305033 |
申请日期 |
1983.08.31 |
申请人 |
EXXON RESEARCH AND ENGINEERING COMPANY |
发明人 |
CALCAVECCHIO, PETER;DARKE, EVELYN NOBLES |
分类号 |
C09K8/24;C09K8/502;C09K8/516;(IPC1-7):21B33/138;21B21/00 |
主分类号 |
C09K8/24 |
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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