专利名称：Antifoulant compositions and their use发明人：Forester, David Roger申请号：EP87310067.1申请日：19871113公开号：EP0271998B1公开日：19920610
摘要：Antifoulant compositions comprise (1) a polyalkenylthiophosphonic acid, esteror salt thereof and at least one additional antifouling component selected from (2), (3)and (4) wherein (2) is an effective antioxidant compound adapted to inhibit oxygen basedpolymerization of said hydrocarbon or petrochemical (3) is a corrosion inhibitingcompound, and (4) is a metal deactivator.
申请人：BETZ EUROPE, INC.
地址：4636 SOMERTON ROAD; TREVOSE PENNSYLVANIA 19047
代理机构：Gore, Peter Manson
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