PERFUME CONCRETE AND ABSOLUTE WHICH ARE OBTAINED BY KETONE OR DIOXOLANE-TYPE SOLVENT EXTRACTION FROM SOLID NATURAL SUBSTANCES

Abstract: the present invention relates to a process for preparing perfume concrete and/or absolute which employs bringing particular, fresh, withered or dry, solid natural material(s) into contact with a first system of solvents comprising at least one “green” ketone or dioxolane-type solvent. another subject of the invention is the perfume concrete and the perfume absolute obtained by the preparation process, a composition comprising the concrete and/or the absolute, and the use of the “green” ketone or dioxolane-type solvent to extract the concrete and/or the absolute with no chemical odour of solvent odour type.

Inventor(s): Géraldine DU ROIZEL, Hervé DAVID

CPC Classification: C11B9/025 ({Recovery by solvent extraction})

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