Methods for deactivating copper in hydrocarbon fluids

Mineral oils: processes and products – Chemical conversion of hydrocarbons – With prevention or removal of deleterious carbon...

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208 48R, 208251R, 208255, 252 51, 423DIG14, 585950, C10G 2100

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active

047494689

ABSTRACT:
Certain Mannich reaction products (i.e., alkylated phenol, polyamine, and an aldehyde) are used to deactivate first row transition metal species contained in hydrocarbon fluids. Left untreated, such metals lead to decomposition resulting in the formation of gummy, polymer masses in the hydrocarbon liquid.

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