The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 23, 2023
Filed:
Sep. 06, 2021
Dazzeon Biotechnology Co., Ltd., New Taipei, TW;
Thomas Chen, Taipei, TW;
Chih-Sheng Hung, Taipei, TW;
Lung-Yao Wang, Taipei, TW;
Yi-Ru Chen, Taipei, TW;
DAZZEON BIOTECHNOLOGY CO., LTD., New Taipei, TW;
Abstract
Disclosed herein is a method for preparing an aloe extract. The method comprises steps of, mincing a mesophyll of anin water; heating the minced mixture to 60-80° C.; filtering the mixture to produce a first filtrate; drying the first filtrate; reconstituting the dried first filtrate in water; subjecting the first filtrate or the reconstituent to column chromatography and eluting the column with a first polar solvent; concentrating the eluent; purifying the concentrate with active carbons; filtering the purified concentrate to produce a second filtrate; concentrating the second filtrate; and adding a second polar solvent to the concentrated second filtrate thereby producing the aloe extract. The present disclosure also encompasses the aloe extract prepared by the present method. Said aloe extract has desired contents of O-acetyl groups or polysaccharides, and is useful for manufacturing food, pharmaceutical, or cosmetic products.