| 发明名称 |
Ampholyte polymer composition and method of use |
| 摘要 |
Novel branched or crosslinked polymers containing (meth)acrylamidopropyltrimethyl ammonium halide; (meth)acrylic acid or 2-(meth)acrylamido-2-methylpropane sulfonic acid; methylene bis-acryamide and the like; and a C4-C22 alkyl (meth) acrylate and the use thereof in papermaking, subterranean well drilling and well cementing operations is disclosed.
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| 申请公布号 |
US6482776(B1) |
申请公布日期 |
2002.11.19 |
| 申请号 |
US20000618090 |
申请日期 |
2000.07.17 |
| 申请人 |
CALGON CORPORATION |
发明人 |
MATZ GARY F.;LAMAR RICHARD R.;MELBY ALLAN L.;VOZZA NICHOLAS F. |
| 分类号 |
C04B24/16;C04B24/26;C04B24/32;C04B24/38;C08F220/60;C09K8/24;C09K8/46;(IPC1-7):C09K7/02;C08E12/30;E21B33/13;D21H11/00 |
主分类号 |
C04B24/16 |
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