US Patent 11959043 Method for extracting plant essential oil with dual auxiliaries

The present disclosure discloses a method for extracting a plant essential oil with dual auxiliaries, which includes: using an aromatic plant as a raw material, adding an extracting liquid prepared from the dual auxiliaries and water, stirring evenly for raw material wetting back, then distilling and collecting the essential oil, where the dual auxiliaries include a component A and a component B, the component A includes at least one of choline chloride and betaine, and the component B includes at least one of a natural acid, an amine, an alcohol and a saccharide.