CPC C10G 45/04 (2013.01) [C10G 45/34 (2013.01); C10G 2300/1007 (2013.01); C10G 2300/202 (2013.01); C10G 2300/205 (2013.01); C10G 2300/301 (2013.01)] | 9 Claims |
1. A method of preparing a solvent composition from a waste oil, the method comprising the steps of:
(a) separating at least a part of a waste oil into a first oil and a second oil, wherein the first oil has a boiling point of lower than 340° C. and the second oil has a boiling point of 340° C. or higher;
(b) reacting at least a part of the first oil to remove chlorine; and
(c) hydrogenating the dechlorinated first oil,
wherein in (c), the dechlorinated first oil includes less than 10 ppm of chlorine and 0.1 to 40 wt % of an olefin, with respect to the total weight.
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