Depressants for use in separation processes

专利名称：Depressants for use in separation processes发明人：Snead, David R.,Ringold, Clay E.,Swift, Brian L.申请号：AU2014346696申请日：20141106公开号：AU2014346696B2公开日：20181108

摘要：Methods for removing particulates from an aqueous suspension are provided.In at least one specific embodiment, the method can include mixing a polyamidoamine-epihalohydrin resin with an aqueous suspension comprising one or more first particulatesto produce a treated mixture. An amount of the polyamidoamine-epihalohydrin resin inthe treated mixture can be less than 500 g/tonne of the one or more first particulates.The method can also include recovering from the treated mixture a purified water havinga reduced concentration of the one or more first particulates relative to the aqueoussuspension, a purified first particulate product having a reduced concentration of waterrelative to the aqueous suspension, or both.

申请人：Georgia-Pacific Chemicals LLC

代理人：Phillips Ormonde Fitzpatrick

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