CO2 Extraction, Fractionation & Atomization Physics

Discover the principles behind Supercritical CO2 Extraction.

CO2 Extraction Physics

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 »
CO2 Extraction Physics

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 »
CO2 Extraction Physics

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 »
CO2 Extraction Physics

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 »
CO2 Extraction Physics

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 »
Overlapping
CO2 Extraction Physics

Overlapping extraction

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 »
CO2 Extraction Physics

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 »
CO2 Extraction Physics

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 Extraction Physics

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 »
CO2 Extraction Physics

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 »
CO2 Extraction Physics

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 »
CO2 Extraction Physics

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 »
CO2 Extraction Physics

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 »
CO2 Extraction Physics

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 »
CO2 Extraction Physics

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 »
CO2 Extraction Physics

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 »
CO2 Extraction Physics

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 »
Supercritical CO2 property
CO2 Extraction Physics

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 »