Process to prepare a mineral derived residual deasphalted...

C - Chemistry – Metallurgy – 10 – G

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Details

C10G 53/06 (2006.01) B22C 1/24 (2006.01) C08K 5/01 (2006.01) C09D 11/00 (2006.01) C10M 111/00 (2006.01) C10M 169/04 (2006.01)

Patent

CA 2613073

The invention relates to a process to prepare an oil blend comprising: (i) de- asphalting a mineral -derived vacuum residue to obtain a de-asphalted oil, (ii) optionally extracting from the de-asphalted oil an aromatic extract by solvent extraction process; and (iii) blending the de-asphalted oil obtained in (i) or the aromatic extract obtained in (ii) with a paraffin base oil. The invention further relates to the oil blends obtainable by the process, and their uses.

La présente invention a trait à un procédé pour la préparation d'un mélange d'huile comprenant (i) le désasphaltage d'un résidu sous vide dérivé d'un minéral en vue d'obtenir une huile désasphaltée, (ii) la récupération éventuelle à partir de l'huile désasphaltée d'un extrait aromatique par un procédé d'extraction par solvant; et (iii) le mélange de l'huile désasphaltée obtenue à l'étape (i) ou l'extrait aromatique obtenu à l'étape (ii) avec une huile de base paraffinique. L'invention a également trait aux mélanges d'huile susceptibles d'être obtenus par le procédé, et à leurs utilisations.

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