CO2 Extraction, Fractionation & Atomization Physics Discover the principles behind Supercritical CO2 Extraction. SUPERCRITICAL CO2 PHYSIC SFE Supercritical Fluid Extraction SFE is an alternative compared to the classic separation systems like fractionated distillation, steam current distillation, solvent extraction or thermal desorption. SFE can be applied READ MORE » SUPERCRITICAL CO2 PHYSIC CO2 phase diagram – States of matter CO2 isn’t a liquid at room pressure: it is a gas. In the picture here on the right, taken from The Engineering ToolBox, the equilibrium READ MORE » SUPERCRITICAL CO2 PHYSIC Is CO2 polar or nonpolar? The supercritical fluid commonly utilized is carbon dioxide (CO2). The state diagram of CO2 visualizes the various phases (solid, liquid, gas) depending on pressure and READ MORE » SUPERCRITICAL CO2 PROCESS What is a CO2 extract / oil? Supercritical CO2 extracts display some of the characteristics of both essential oils and absolutes. Like essential oils, they contain many beneficial therapeutic properties. But unlike READ MORE » SUPERCRITICAL CO2 PHYSIC What is a supercritical fluid? A supercritical fluid is any substance at temperature and pressure above its critical point. It can diffuse through solids like a gas, and it can READ MORE » SUPERCRITICAL CO2 PHYSIC Supercritical CO2 property ADVANTAGES USING CO2 IN SUPERCRITICAL STATE Characteristics of supercritical CO2 state Benefits derived by the supercritical CO2 specific characteristics is odorless, non-toxic does not contaminate raw material or READ MORE » SUPERCRITICAL CO2 PROCESS How does CO2 extraction work? The main feature of supercritical fluids (SCF) is the tunability of their properties as solvent, supercritical CO2 or SC-CO2 extraction processes present an important advantage READ MORE » SUPERCRITICAL CO2 PROCESS Supercritical CO2 extraction benefits The supercritical CO2 extraction is, beyond all doubt, the best extraction technique available today. It is the best not only for the quality of its READ MORE » SUPERCRITICAL CO2 PROCESS Semi Continuous Extraction The semi continuous extraction reduces the down time and bacteria pollution in the system. The CO2 flows continuously in the circuit, preventing the accumulation of Dirt and Bacteria. READ MORE » SUPERCRITICAL CO2 PROCESS Estrazione seriale While in the simple semi continuous extraction the system is equipped with 2 extraction vessels, in the overlapping extraction the system is equipped with 3 READ MORE » SUPERCRITICAL CO2 PROCESS Soaking or Static-Dynamic extraction The soaking extraction or static-dynamic-steps (SDS) allows the supercritical co2 to remain in contact with the raw material for the time necessary to dissolve the READ MORE » SUPERCRITICAL CO2 PHYSIC Supercritical Fluid Fractionation For Fractionation it is meant the separation of one or more components (from a mixture) with the employment of a miscible or immiscible solvent, thanks to a READ MORE » CO2 ATOMIZATION PROCESS Atomization of CO2 Extracts Atomization occurs when a jet of liquid is broken down into more or less fine droplets. The ideal spray consists of drops of the same READ MORE » SUPERCRITICAL CO2 PROCESS SFC Supercritical Fluid Chromatography Chromatography is a fractionation technique widely utilized in the pharmaceutic industry, where productions are highly valuable, because it is a very efficient technique, and it allows READ MORE » CO2 ATOMIZATION PROCESS Near-critical Expansion Atomization In NEA (Near-critical Expansion Atomization) process, the carbon dioxide is used in this process for the atomization and the crystallization of the product. The product subjected to the process is maintained READ MORE » CO2 ATOMIZATION PROCESS Rapid Expansion of Supercritical Solution RESS (Rapid Expansion of Supercritical Solution) is used generally to produce fine particles for the food, cosmetic and pharmaceutical industry.Organic material is dissolved in supercritical carbon READ MORE » CO2 ATOMIZATION PROCESS Particles from Gas Saturated Solutions PGSS (Particles from Gas Saturated Solutions) is a technique for the production of microparticles of different materials of relatively low melting temperatures, such as polymers, waxes READ MORE » CO2 ATOMIZATION PROCESS Supercritical AntiSolvent Micronization As mentioned previously, the low solubility of a part of pharmaceutical products of interest limits the use of SC-CO2 as a solvent in the mico READ MORE » CO2 ATOMIZATION PROCESS Supercritical Assisted Atomization SAA (Supercritical Assisted Atomization) process is focused on the nebulization of the liquid solution rather than using dense gas (SCF) to achieve precipitation by solubility reduction READ MORE » SUPERCRITICAL CO2 PROCESS Terpenes extraction Terpenes, main constituents of essential oils, commonly called “essences”, are widely spread both in the animal and plant kingdoms in the form of apparently different READ MORE » SUPERCRITICAL CO2 PROCESS The importance of Cleaning The cleaning procedure is an important practice: it has the same importance of the extraction process. Any extraction system needs to be cleaned periodically: this READ MORE » SUPERCRITICAL CO2 PROCESS Pompa co-solvente A liquid co-solvent can be added to CO2 to increase its solvent power on polar molecules. Indeed, supercritical CO2 is a good solvent for lipophilic READ MORE » TECHNICAL INFO Quick closing system Quick opening cover design needs only one-eighth of a turn rotation for sealing. Ideal for high pressure operations requiring repetitive opening/closing. The “Clover Leaf” Closure READ MORE » TECHNICAL INFO Recycling – CO2 Condenser The condenser is essential in CO2 recirculation. The condenser is a piece of apparatus or equipment that can be used to condense, that is, to READ MORE » TECHNICAL INFO Coriolis flow meter The Corilolis flow meter is basically a mass flow meter. It gives you exactly the mass of CO2 is delivered by the membrane pump, with READ MORE » TECHNICAL INFO CO2 Level – Find the equilibrium points We say that a liquid is in equilibrium with its gas when the same mass is exchanged from the gas to liquid and from liquid READ MORE » TECHNICAL INFO Gravimetric Separator This is the first Separator (S1). It applies the gravimetric effect to separate the extract in fractions. This separator is heated at set-point temperature. When READ MORE » TECHNICAL INFO What is a Cyclonic Separator? This kind of separator is different compared to the gravimetric separator, while S1 works by gravity force, S2 works by centrifugal force. The fluid moves READ MORE » TECHNICAL INFO What is a Membrane Pump? Separeco doesn’t use piston pumps or compressors in its systems, but diaphragm metering pumps only.Although the cost is higher if this kind of pump is READ MORE » SUPERCRITICAL CO2 PROCESS Extraction efficiency of CO2 Supercritical carbon dioxide isn’t only a efficient solvent for apolar compounds, in fact, if it’s combined with fluid modifiers like water, it becomes a very READ MORE » SUPERCRITICAL CO2 PHYSIC ESE Enhanced Solvent Extraction Supercritical Carbon dioxide is a great solvent for apolar substances. Our compressed water and carbon dioxide extraction system allows the extraction of polar substances. The READ MORE » SUPERCRITICAL CO2 PROCESS Separation and fractionation processes After the extraction process, the mixture composed by CO2 and solutes leaves the extraction vessel(s) and it is directed to the separation vessels. By varying READ MORE » SUPERCRITICAL CO2 PHYSIC Supercritical CO2 Solubility Supercritical CO2 extraction process depends by CO2 solubility. Particularly is “geometrically variable”. A supercritical fluid is any compound at a temperature and pressure above its READ MORE » TECHNICAL INFO ASME – American Society of Mechanical Engineers We use ASME VIII div 1 design code for all our pressure equipments. ASME is one of the oldest standards-developing organizations in America. It produces READ MORE » TECHNICAL INFO PED – Pressure Equipment Directive PED, (2014/68/EU) applies to the design, manufacture and conformity assessment of stationary pressure equipment with a maximum allowable pressure greater than 0,5 bar. The directive READ MORE » TECHNICAL INFO Safety PLC in CO2 Extraction Machines We use ABB B&R safety PLCs in our systems. Safety is our mission. It’s essential to protect people, machines and our future. 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