发明名称 Controlling calcium carbonate and calcium phosphate scale in an aqueous system using a synergistic combination
摘要 An aqueous system containing scale forming salts including both calcium carbonate and calcium phosphate and characterized by high pH and high calcite concentrations which further contains a synergistic effective amount of a combination comprising (A) a polyether polyamino methylene phosphonate, and (B) a terpolymer comprising the monomers of acrylic acid, sulfophenomethallyl ether and maleic acid, is disclosed. A method for inhibiting the formation, deposition and adherence of such scale forming salts in the aqueous system employing the synergistic combination is also provided.
申请公布号 US5580462(A) 申请公布日期 1996.12.03
申请号 US19950540269 申请日期 1995.10.06
申请人 CALGON CORPORATION 发明人 GILL, JASBIR S.
分类号 C02F5/10;C02F5/12;C02F5/14;(IPC1-7):C02F5/14 主分类号 C02F5/10
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