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    • 2. 发明公开
    • 은행잎 추출물과 그 제조방법 및 용도
    • 银杏叶提取物的生产及其利用
    • KR1020020070598A
    • 2002-09-10
    • KR1020010010760
    • 2001-03-02
    • 이인화정형동
    • 이인화
    • A01N65/06
    • A01N65/06A01G31/00A01N43/16A23B7/14A41D2400/34D21H21/36
    • PURPOSE: A process of preparing an extract of leaves of Ginkgo biloba containing a specified amount of flavone glycosides, terpene lactones and ginkgolic acid with water, alcohol and heptane is provided. Whereby, the extract is harmless to human body and can be used as an antimicrobial agent, germicidal agent, insect repellent, etc.. CONSTITUTION: About 10 to 500 parts by weight of distilled water or an organic solvent is added to 100 parts by weight of leaves of Ginkgo biloba and extracted. The liquid is filtered or centrifuged, or extracted in a solution of ethanol or methanol and n-heptane, and distilled under reduced pressure of 0.8x10¬3 Pa to 1x10¬2 Pa. Thus the obtained extract contains 2 to 5% by weight of flavone glycosides, 0.01 to 1% by weight of terpene lactones and 3 to 30% by weight of ginkgolic acid.
    • 目的:提供含有特定量的黄酮苷,萜烯内酯和银杏酸的银杏叶提取物与水,醇和庚烷的方法。 因此,提取物对人体无害,可用作抗微生物剂,杀菌剂,驱虫剂等。构成:将约10至500重量份的蒸馏水或有机溶剂加入到100重量份中 的银杏叶提取。 将液体过滤或离心,或者在乙醇或甲醇和正庚烷的溶液中萃取,并在0.8×10 3 Pa至1×10 -2 Pa的减压下蒸馏,由此获得的提取物含有2至5重量% 黄酮糖苷,0.01〜1重量%的萜内酯和3〜30重量%的银杏酸。
    • 8. 发明公开
    • A METHOD REMOVING THE ASTRINGENCY FOR PERSIMMON
    • 一种方法去除对象的方法
    • KR20090065498A
    • 2009-06-22
    • KR20090048342
    • 2009-06-02
    • JANG HONG GI
    • JANG HONG GI
    • A23B7/14A23L19/00
    • A23B7/14A23L5/27A23L19/00
    • A method for removing the astringency of persimmons is provided to soften the flesh of persimmons while maintaining the same hardness as the persimmon at the point of the harvest by putting puckery persimmons in a double-layer vinyl bag of a plastic box and placing it in a freshwater reservoir for a certain period. A method for removing the astringency of persimmons comprises the following steps of: filling a double-layer vinyl bag with persimmons harvested in early November up to certain height of a plastic box; discharging the air from the double-layer vinyl bag in order to make the double-layer vinyl bag vacuum; and tying the double-layer vinyl bag and sinking the double-layer vinyl bag with puckery persimmons into a freshwater reservoir, of which the freshwater has 3 meter of depth and 4°C of temperature, for 40-50 days.
    • 提供了一种去除柿子涩味的方法,以将柿饼的柿子保持在收获点与柿子相同的硬度,将柿饼放入塑料盒的双层乙烯基袋中并将其放入 淡水水库一段时间。 去除柿子涩味的方法包括以下步骤:在11月初收获柿子的双层乙烯基袋,直到塑料盒的一定高度; 从双层乙烯基袋排出空气,以使双层乙烯基袋真空; 并将双层乙烯基袋和双层乙烯基袋折叠到淡水储存器中,其中淡水具有3米深度和4℃的温度,持续40-50天。