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Patent Agency Ranking
公开(公告)号：KR101422668B1
公开(公告)日：2014-07-28
申请号：KR1020110139401
申请日：2011-12-21
Applicant: 한국과학기술연구원
IPC: A61K36/899 , A61K31/192 , A61K31/352 , A61K31/35
Abstract: 본 발명은 대나무 잎 추출물의 추출방법에 관한 것이다. 본 발명의 추출방법은 당업계에서 통상적으로 사용하는 유기용매 추출법보다 추출 속도가 빠르고, 환경에 무해하며, 온도와 압력, 유기용매의 첨가량과 같은 추출조건에 따라 유용물질을 선택적으로 얻을 수 있을 뿐만 아니라, 추출율이 높고, 항산화 물질을 포함하는 생리활성물질을 다량 포함하고 있어서 유용하다.
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公开(公告)号：KR1020130084384A
公开(公告)日：2013-07-25
申请号：KR1020120005111
申请日：2012-01-17
Applicant: 한국과학기술연구원
Abstract: PURPOSE: An extracting method of a pine tree bark extract using an accelerated solvent etraction is provided to improve extracting rate, to increase antioxidant ingredients contained in the extract, and to diversify the kind of antioxidant ingredients. CONSTITUTION: An extracting method of a pine tree bark extract comprises the step of: processing a subcritical solvent in pine tree bark. The solvent is obtained by treating a mixture of water and ethanol at 150-250 deg. C. The volume ratio of the mixture of water and ethanol is 0.1-10:1. The pine tree is pini koraiensis radix, pinus densiflora, or forma erecta. [Reference numerals] (AA) Comparing rate of the bark of pine tree extract; (BB) Extraction yield (%); (CC) Hot water extract; (DD) Solvent pressurizing extract; (EE) Extract method
Abstract translation: 目的：提供采用加速溶剂萃取法的松树皮提取物的提取方法，提高提取率，增加提取物中含有的抗氧化成分，提高抗氧化成分的种类。 构成：松树皮提取物的提取方法包括以下步骤：在松树皮中加工亚临界溶剂。 溶剂通过在150-250度处理水和乙醇的混合物而获得。 C.水和乙醇的混合物的体积比为0.1-10:1。 松树是pini koraiensis radix，pinia densiflora或forma erecta。 （附图标记）（AA）松树提取物的树皮的比较率; （BB）提取率（％）; （CC）热水提取物; （DD）溶剂加压提取物; （EE）提取方法
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公开(公告)号：KR1020160082159A
公开(公告)日：2016-07-08
申请号：KR1020140195077
申请日：2014-12-31
Applicant: 한국과학기술연구원
CPC classification number: C11B9/022 , C11B9/0061
Abstract: 본발명은소나무로부터정유및 폴리페놀분획을연속추출하는소나무의가공방법에관한것이다.
Abstract translation: 本发明涉及一种从松树中连续提取精油和多酚馏分的松树处理方法，其中处理方法可以减少时间和能量。 从松树中连续提取精油和多酚馏分的松树的加工方法包括以下步骤：通过蒸汽蒸馏松木生产精油; 并通过在除去所得蒸馏后留下的热水提取物质获得多酚。
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公开(公告)号：KR1020130071918A
公开(公告)日：2013-07-01
申请号：KR1020110139401
申请日：2011-12-21
Applicant: 한국과학기술연구원
IPC: A61K36/899 , A61K31/192 , A61K31/352 , A61K31/35
CPC classification number: A61K31/192 , A61K31/05 , A61K31/352 , A61K36/899 , A61K2236/333 , A61K2236/37
Abstract: PURPOSE: A method for preparing a bamboo leaf extract is provided to quickly extract and to selectively obtain useful substances according to an extraction condition. CONSTITUTION: A method for preparing a bamboo leaf extract comprises a step of treating bamboo leaves with a subcritical solvent. The subcritical solvent is prepared by treating with a mixture of water and ethanol at 120-220 deg. C and 100-2500 PSI. The volume ratio of water and ethanol is 0.1-10:1. The extract contains one or more compounds selected from the group consisting of coumaric acid, tricin, p-coumaryl alcohol, 3- (4-hydroxyphenyl)-2-propenoic acid ethyl ester, and ferulic acid ethyl ester.
Abstract translation: 目的：提供竹叶提取物的制备方法，以提取条件快速提取和选择性地获得有用物质。 构成：竹叶提取物的制备方法包括用亚临界溶剂处理竹叶的步骤。 通过用水和乙醇的混合物在120-220度处理制备亚临界溶剂。 C和100-2500 PSI。 水和乙醇的体积比为0.1-10:1。 提取物含有一种或多种选自香豆酸，tricin，对香豆醇，3-（4-羟基苯基）-2-丙烯酸乙酯和阿魏酸乙酯的化合物。
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