Compositions and methods for inhibiting fouling of vinyl monomers
AssigneeBetzDearborn Inc.
InventorGraciela B. Arhancet
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Abstract
Methods and compositions for inhibiting fouling in vinyl monomers are disclosed. Alkylphosphonate esters or acids thereof are added to vinyl monomers, particularly ethylene dichloride, that are undergoing processing to inhibit fouling.
Claims7
A method for inhibiting fouling of vinyl monomers during their processing comprising adding to said vinyl monomers an effective antifouling amount of an alkylphosphonate ester or acid thereof having the formula ##STR5## wherein R.sub.1 is a C.sub.1 to C.sub.40 alkyl or alkenyl radical and R.sub.2 and R.sub.3 are either the same or different and are H or a substituted or non-substituted C.sub.1 to C.sub.40 alkyl or alkenyl radical.
Dependencies are inferred from the claim text.