| 发明名称 |
Aqueous composition comprising cationic and anionic polymers |
| 摘要 |
An aqueous composition comprising 1 part by weight of cationic polymer and 2 to 20 parts by weight of anionic polymer, characterised in that the total polymer concentration is below 5% and comprises an aqueous solution of anionic polymer and a counterionic precipitate around the cationic polymer. |
| 申请公布号 |
EP0940449(A1) |
申请公布日期 |
1999.09.08 |
| 申请号 |
EP19990110283 |
申请日期 |
1996.08.07 |
| 申请人 |
CIBA SPECIALTY CHEMICALS WATER TREATMENTS LIMITED |
发明人 |
ALLEN, ANTHONY PETER;MCCOLL, PHILIP;STAINES, GEORGE THOMAS |
| 分类号 |
C02F1/56;C02F11/14;C08L101/02 |
主分类号 |
C02F1/56 |
| 代理机构 |
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代理人 |
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