| 发明名称 |
SODIUM STYRENE SULFONATE-CO-SODIUM-N-(4-SULFOPHENYL)- MALEIMIDE - AN IMPROVED VISCOSITY CONTROL ADDITIVE |
| 摘要 |
<p>A new copolymer of sodium styrene sulfonateco sodium-N-(4-sulfophenyl)-maleimide has been found to be an improved viscosity control additive for waterbased drilling muds.</p> |
| 申请公布号 |
CA1220929(A) |
申请公布日期 |
1987.04.28 |
| 申请号 |
CA19830430518 |
申请日期 |
1983.06.16 |
| 申请人 |
EXXON RESEARCH AND ENGINEERING COMPANY |
发明人 |
TURNER, S. RICHARD;WALKER, THAD O.;THALER, WARREN A. |
| 分类号 |
C08F212/14;C08F22/36;C08F212/00;C08F222/40;C09K8/04;C09K8/24;(IPC1-7):C09K7/00 |
主分类号 |
C08F212/14 |
| 代理机构 |
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代理人 |
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