摘要 |
<p>Antifoulant compositions comprise (1) a polyalkenylthiophosphonic acid, ester or 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 based polymerization of said hydrocarbon or petrochemical (3) is a corrosion inhibiting compound, and (4) is a metal deactivator.</p> |