发明名称 |
COMPOSITION FOR TREATING WATER OR AQUEOUS SYSTEMS |
摘要 |
A-17504/+/MA 1959 Composition for treating water or aqueous systems The present invention provides a composition for treating water or an aqueous system to prevent the deposition of scale caused by scale-forming impurities in the water which comprises hydrolysed polymaleic anhydride and a hydrolysed copolymer of maleic anhydride with at least one mono-ethylenically unsaturated monomer.
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申请公布号 |
CA2012501(A1) |
申请公布日期 |
1990.09.21 |
申请号 |
CA19902012501 |
申请日期 |
1990.03.19 |
申请人 |
CIBA-GEIGY AG |
发明人 |
PATEL, SURESH |
分类号 |
C02F5/14;C02F5/00;C02F5/08;C02F5/10;C02F5/12;C02F101/10;C02F103/02;C23F14/02;(IPC1-7):C02F5/10;C08F122/06;C08F210/00 |
主分类号 |
C02F5/14 |
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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