37 results about "Hovenia dulcis fruit extract" patented technology

The invention provides a method for preparing a hovenia dulcis thunnb., hovenia acerba lindl. and hovenia trichocarpa chun et tsiang mature seed extract by an enzymolysis method. The method comprisesthe steps of adding deionized water to hovenia dulcis thunnb., hovenia acerba lindl. and hovenia trichocarpa chun et tsiang mature seed powder, performing stirring, adding composite enzymes, performing extraction at 50-60 DEG C, and performing filtering; filtering filtrate through a high speed centrifugation machine at 60 DEG C, and performing vacuum concentration at 58-60 DEG C; and performing vacuum drying on a concentrated solution to obtain the hovenia dulcis thunnb., hovenia acerba lindl. and hovenia trichocarpa chun et tsiang mature seed extract being good in dissolubility. A biologicalenzymolysis technique is adopted, so that plant cell walls can be selectively destroyed, digesting of effective components is facilitated, the clarity of the extract is greatly improved, and the recovery rate of total flavone in the hovenia dulcis thunnb., hovenia acerba lindl. and hovenia trichocarpa chun et tsiang mature seeds can be notably increased. The hovenia dulcis thunnb., hovenia acerbalindl. and hovenia trichocarpa chun et tsiang mature seed extract product can be widely applied to foods, beverages and health-care foods, and is good in practicality. The method is simple to operateand mild in technology condition, cost is greatly saved, industrial production is easy to realize, and the method has high application value.