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1)  Supercritical CO2 rectification
超临界CO2精馏
2)  supercritical CO_2
超临界CO2
1.
Zanthoxylum oil is extracted with supercritical CO_2 and encapsulated by spray drying(using a coaxial nozzle).
研究了超临界CO2萃取花椒油,并直接采用同轴喷嘴喷雾干燥制备微胶囊。
2.
This paper discusses the phase behavior of supercritical CO_2-alkyd resin-200#, the mimic gasoline ternary system, showing that it is feasible for supercritical CO2to be used in the spray of alkyd varnish with quickly volatilized solvent.
考察了超临界CO2-醇酸树脂-200#汽油拟三元体系相行为,结果表明:用超临界CO2为快挥发性溶剂进行醇酸清漆喷涂是可行的。
3.
To simulate the solubility data of solids in supercritical CO_2 well,the solubility data of 30 kinds of solids in supercritical CO_2 were simulated by using the back-propagation artificial neural networks(BPANN).
为了更好地模拟超临界CO2(SC CO2)中固体的溶解度数据,采用逆向传播神经网络(BPANN)对30种固体在超临界CO2中的873个溶解度数据进行了模拟,所得相对误差(AARD)都在10%以下,小于状态方程和经验方程的值,此结果表明BPANN能较好地模拟SC CO2中固体的溶解度数据。
3)  supercritical carbon dioxide
超临界CO2
1.
Lycopene was extracted from tomato using supercritical carbon dioxide method.
采用超临界CO2萃取技术从番茄果实中提取番茄红素。
2.
The cell morphology of the microcellular polypropylene(PP) foams prepared by supercritical carbon dioxide was studied.
研究了应用超临界CO2技术制备微孔聚丙烯时发泡条件和聚丙烯(PP)的熔体强度对微孔形貌的影响。
3.
Porous alumina material was prepared with activated carbon as template and aluminum acetylacetonate as precursor in supercritical carbon dioxide (SC-CO2).
在超临界CO2中以活性炭为模板,乙酰丙酮铝为前驱体制备了氧化铝多孔材料。
4)  supercritical CO_(2)
超临界CO2
1.
The experimental materials of 30% and 95% andrographolide were used to investigate the crystallization characteristics of andrographolide during supercritical CO_(2) extraction.
以穿心莲内酯中间体为试验原料,考察了超临界CO2萃取穿心莲内酯过程中结晶的特性,并采用高效液相色谱法对结晶产物的纯度测试,同时采用X射线衍射法考察了晶体的晶型变化规律。
2.
For the high-speed developing technology of supercritical CO_(2) extraction since recent thirty years, this paper summarizes its typical craft flows, and compared the advantages and disadvantages of those craft flows, which provides references for the similar studies.
针对近30年来迅猛发展的超临界CO2萃取技术,总结了其典型工艺流程,并进行了分类比较,指出了各种工艺流程的优、缺点,为同类研究提供了参考;接着探讨了其在中草药研究中的主要优点、应用现状,以及今后我国中草药走向国际市场需要解决的关键问题。
3.
The essential oils were obtained by supercritical CO_(2)extraction and hydrodistillation from lavender.
利用超临界CO2萃取技术和水蒸气蒸馏法提取熏衣草精油,用GC-MS技术对其进行化学成分分析,分别鉴定出34种和29种化合物,占出峰物质总数的95。
5)  supercritical CO 2
超临界CO2
1.
The oxidation system of TS1/H 2O 2 was investigated with the introduction of supercritical CO 2.
 对超临界CO2 条件存在时TS - 1/H2O2 氧化体系进行了研究。
2.
Micronization of ethyl cellulose was obtained from a solution of ethyl cellulose in acetone by areosol solvent extraction system using supercritical CO 2 (ASES).
通过溶剂超临界CO2 雾化萃取法制得了乙基纤维素微粒 。
3.
The result showed that there was synchronous gradient crystallization of andrographolide in supercritical CO 2 extraction,moreover,the higher the pressure,the smaller and shorter the crystal shape.
鉴于天然产物中活性成分含量低 ,结晶性组分易堵塞管道等问题 ,本文以 30 %穿心莲内酯浸膏原料为例 ,通过超临界CO2 萃取结晶技术来提高穿心莲内酯晶体的含量。
6)  supercritical CO2
超临界CO2
1.
This experiment studied the supercritical CO2 fluid extraction(SFE-CO2) technology of Carya kernel oil(CKO).
对超临界CO2萃取山核桃油的工艺条件进行了实验。
2.
As a new separation technology,supercritical CO2 extraction was applied widely in natural aroma separation.
超临界CO2萃取技术在天然香料领域的应用越来越广泛。
3.
This paper introduced the basic principle and the characteristic of the supercritical CO2 extract technology.
介绍了超临界CO2萃取技术的基本原理及特点,并阐述了超临界CO2萃取技术在中草药方面的应用和发展前景。
补充资料:催化精馏
分子式:
CAS号:

性质:有催化剂催化反应和精馏一体化作用。它有两种含义:(1)在相对挥发度很接近但化学性质差异较大的混合液中加入第三种反应剂,使与某一组分发生反应,增大相对挥发度使易于分离;(2)催化反应过程与精馏过程结合,边精馏,边反应,反应与分离一体化,利用精馏过程把反应产物和原料分离,破坏化学反应的平衡关系,使反应继续进行。同时利用反应关系,破坏气液平衡,加快传质分离。若反应放热,还可用来气化物料,节约能耗。如甲醇与含丁烯的气体用阳离子交换树脂催化剂反应,选择性地与异丁烯合成甲基叔丁基醚(MTBE),与其他丁烯异构物分离。

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