发明名称 Method for controlling scale deposition in aqueous systems using quaternary ammonium/maleic anhydride-type polymers
摘要 This invention is directed to a method for controlling the formation of scale deposits in aqueous systems by adding an effective amount, preferably at least 0.1 ppm, of a maleic anhydride/quaternary ammonium-type polymer to the aqueous system being treated.
申请公布号 US5015390(A) 申请公布日期 1991.05.14
申请号 US19900491889 申请日期 1990.03.12
申请人 CALGON CORPORATION 发明人 CHEN, SHIH-RUEY T.;VAUGHAN, CRAIG W.
分类号 C02F5/12 主分类号 C02F5/12
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