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- supercritical fluid method 超临界法
- OBJECTIVE A CO_2 supercritical fluid extraction(SFE)method was developed for the extraction of dl-tetrahydropalmatine(THP) in Corydalis yanhusuo W. 目的:用二氧化碳超临界流体萃取延胡索中的生物碱。
- The primary ultrafine carbon powders were prepared by sol gel supercritical fluid drying method using different raw materials. 采用不同的原料,利用溶胶-凝胶超临界流体干燥法制得了超细炭原粉。
- This paper investigates the preparation of sporoderm-broken ganoderma lucidum spores by the method of hyper high pressure supercritical fluid impinging streams. 介绍了超高压超临界撞击流技术制备破壁灵芝孢子粉的方法及基本原理,对制备工艺进行了研究。
- Compared with the method of seqeezing ,the extracting rate is higher and the active component are better conserved by supercritical fluid extraction(SFE). 并与原来通过精榨方法提取的亚麻酸油比较,表明超临界流体萃取的哑麻酸油收率高,活性成分保存好。
- Objective: To review the characteristics, classification, theory and method of microsphere preparation with supercritical fluid technique (SFT) and recent trends of research. 目的:综述近年来超临界流体技术制备微粒的特点、分类、原理、方法及最新研究动态。方法:通过不同超临界流体技术方法比较,介绍该方法在药剂学中的应用特点。
- Efficient new method for extraction and isolation of three flavonoids from Patrinia villosa Juss. by supercritical fluid extraction and high-speed counter-current chromatography. 通过对压力、温度、粒径和改性剂等因素的考察优化提取条件,同时采用流速梯度洗脱。
- What is the motivation for utilizing supercritical fluid technology? 应用超临界流体技术的动机是什么?
- A brief history of supercritical fluid extraction (SFE) was outlined. 概述了超临界流体萃取的发展历史。
- Extraction of insecticide constituents from Trigonella foenum-graecum L.by supercritical fluid CO_2 extraction(SFE-CO_2)method was optimized and the contact toxicity of extracts to Rhyzopertha dominica Fabricius were assayed. 对胡芦巴Trigonella foenum-graecumL.;中杀虫活性成分进行超临界CO2萃取分离;并以主要储粮害虫谷蠹Rhyzopertha dominicaFabricius为对象;对其触杀活性进行研究。
- Objective To optimize the extracting method and technological parameters of nonpolar substances such as volatile oils in Fructus evodiae with supercritical fluid extraction(SFE-CO2) technique. 目的优选吴茱萸中挥发油等非极性物质的超临界CO2流体提取(SFE-CO2)方法及工艺参数。
- The progress on supercritical fluid chromatography (SFC) using in preparative chiral pharmaceuticals is summarized. 摘要综述了超临界流体色谱应用于手性药物的进展。
- Objective To introduce the progresses and applications of supercritical fluid(SCF) in the bioengineering field. 目的介绍超临界流体技术在生物工程领域的应用和发展。
- Abstract: The study is aimed at making oil from apricot kernel with low temperature method s, namely, Aqueous Enzymatic Extraction(AEE) and Supercritical Fluid Extraction -carbon dioxide (SFE-CO2). 摘 要: 杏仁是油脂和蛋白质含量均高的原料,该研究旨在采用低温法萃取杏仁油,达到既萃取油又减少蛋白质变性程度的目的。
- Keywords: supercritical fluid, consistency test, theoretical model, phase equilibria. 关键词:超临界流体、一致性测试、理论模式、相平衡。
- Agrimopholum constituents extracted from concrete of gemma agrimoninae by supercritical fluid extraction method and organic solvent method were examinated by the chemical analysis method. 摘要用超临界流体萃取和溶剂萃取两种方法从鹤草芽中萃取中药成分鹤草酚,运用化学方法对浸膏进行了各种性能测定,证明其是酚性混合物。
- Objective: To define antipruritic effect of supercritical fluid ext ra ct( SFE) of fructus cnidii. 目的:考察蛇床子超临界萃取物外用的止痒作用。
- Supercritical fluid extraction and fractionation (SFEF) are used to separate Daqing and Liaohe decanted oils into a number of narrow fractions. 摘要以大庆和辽河油浆为研究对象,采用超临界流体萃取分馏技术将其切割成窄馏分,分析了油浆窄馏分的性质及组成随收率变化的规律。
- Influence of Extracting Pressure on Supercritical Fluid Extraction of Seed of Trigonella foenum-graecum L. 压力对胡卢巴籽超临界萃取的影响。
- Solubility of solids in supercritical fluids with or without cosolvent was studied by a chemical association reaction method. 用化学缔合方法对固体物质在超临界流体中的溶解度进行了研究,考虑到了含和不含夹带剂两种情况。