Solvent dewaxing waxy hydrocarbon oils using dewaxing aid

Details Solvent dewaxing waxy hydrocarbon oils using dewaxing aid Solvent dewaxing waxy hydrocarbon oils using dewaxing aid

C - Chemistry, Metallurgy

10

G

196/255

C10G 73/32 (2006.01)

Patent

CA 1117888

ABSTRACT OF THE DISCLOSURE In a solvent dewaxing process wherein a waxy hydrocarbon oil is mixed with a dewaxing aid and dewaxing solvent and chilled to form a slurry comprising solid particles of wax and a mixture of dewaxed oil and solvent, the improvement which comprises using a polymeric dewaxing aid comprising a condensation product of naphthalene and chlorinated wax having an average molecular weight ranging from about 20,000 to 500,000 and a molecular weight distribution exceeding the range of from about 10,000 and 1,000,000.

310638

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