Method of extracting caffeic acid and rosemarinic acid from rosemary

• Main Authors: Park, Byoung Kwon, Moon, Ji Young, Moon, Mi So, Park, jin Oh, Kim, Min Jeong, Kim, Jeong Mi, Lee, Ji Won
• Format: Patent
• Language: English
• Published: 12.05.2022
• Subjects: FOODS OR FOODSTUFFS; FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BYSUBCLASSES A23B - A23J; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL; SEPARATION; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OFNUTRITIVE QUALITIES, PHYSICAL TREATMENT; THEIR TREATMENT, NOT COVERED BY OTHER CLASSES; TRANSPORTING

The present disclosure relates to a method for extracting caffeic acid and rosmarinic acid from Rosmarinus officinalis L., and more particularly, to a method for extracting caffeic acid and rosmarinic acid from Rosmarinus officinalis L., the method comprising the steps of: (S1) preparing an extraction apparatus including an extractor for passing a solution contained in a main body unit through a filtration membrane to obtain a filtered solution, and dropping the filtered solution to the lower outside through a dropping unit connected to a lower portion of the main body unit, and a receiver located in the lower part of the extractor to collect the filtered solution that is dropped from the dropping unit; (S2) putting dried Rosmarinus officinalis L. into the main body unit, and adding a solvent to the main body unit to immerse the dried Rosmarinus officinalis L. at room temperature; and (S3) dropping a solution in which the dried Rosmarinus officinalis L. has been immersed from the dropping unit to the receiver.