发明名称 |
METHOD OF PREPARING GREEN TEA WITH EXCELLENT SKIN-PROTECTIVE FUNCTIONALITY |
摘要 |
PURPOSE: A producing method of green tea having skin condition improving functions is provided to improve an anti-wrinkle effect, a UV-screening effect, and a skin moisturizing effect of the green tea. CONSTITUTION: A producing method of green tea having skin condition improving functions comprises the following steps: grinding tea tree stems in acetone; filtering the ground tea tree stems to obtain residues to obtain a functionality enhancing composition; reacting the functionality enhancing composition with conventional green tea for 4 hours 30 minutes-7 hours 30 minutes in a reaction solvent at the pH of 5-7; extracting steam from the green tea by heating the green tea with distilled water; and adding an organic solvent containing n-pentane, diethyl ether, and ethanol to the steam for obtaining a substance having the elastase inhibiting activity, and concentrating the substance using a chromatography method. |
申请公布号 |
KR20120049459(A) |
申请公布日期 |
2012.05.17 |
申请号 |
KR20100110697 |
申请日期 |
2010.11.09 |
申请人 |
MOKPO NATIONAL UNIVERSITY INDUSTRY-ACADEMIA COOPERATION GROUP |
发明人 |
MA, SEUNG JIN;JEONG, JAE CHEON;KO, GI BONG;CHOI, JUNG YEON;PARK, KEUN HYUNG;MOON, JAE HAK;KIM, SUN JAE;CHO, JEONG YONG |
分类号 |
A23F3/40;A23F3/18;A23L33/00;A61K8/97 |
主分类号 |
A23F3/40 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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