B01D15/161

Chemical liquid manufacturing apparatus and method of manufacturing chemical liquid

A chemical liquid manufacturing apparatus is provided. The manufacturing apparatus includes at least one filtration medium selected from an ion exchange medium and an ion medium, and a temperature control unit configured to control the temperature of a material to be processed by the at least one filtration medium. A method of manufacturing a chemical liquid using the apparatus is also provided.

Separation efficiency in supercritical fluid chromatography

The present technology uses one or more separating segments, i.e. chromatography columns, aligned in series along a flow path. The separating segments are divided by a plurality of heating elements or are heated directly. The heating elements heat the supercritical mobile phase and sample to replace heat lost due to axial expansion of the mobile phase along the mobile phase flow path.

Apparatus and System for Swing Adsorption Processes Related Thereto

Provided are apparatus and systems for performing a swing adsorption process. This swing adsorption process may involve passing an input feed stream through two swing adsorption systems as a purge stream to remove contaminants, such as water, from the respective adsorbent bed units. The wet purge product stream is passed to a solvent based gas treating system, which forms a wet hydrocarbon rich stream and a wet acid gas stream. Then, the wet hydrocarbon rich stream and the wet acid gas stream are passed through one of the respective swing adsorption systems to remove some of the moisture from the respective wet streams.

METHOD FOR RECOVERING LITHIUM IN PREPARATION FOR RECYCLING OF LITHIUM-ION BATTERIES

The invention relates to a method for recovering lithium during the preparation of the recycling of lithium-ion batteries, comprising: carrying out a shredding process, wherein at least one lithium-ion battery is mechanically shredded into fragments in the presence of a protective fluid that is in contact with the lithium-ion battery, following the shredding process, passing the protective fluid through a sorbent, wherein lithium ions contained in the protective fluid are bound by the sorbent, and a sorbent enriched with lithium ions is obtained, and passing a desorption fluid through the sorbent enriched with lithium ions, wherein lithium ions are desorbed from the sorbent by the desorption fluid, and a desorption fluid enriched with lithium ions is obtained.

SYSTEMS AND METHODS FOR SUPERCRITICAL FLUID CHROMATOGRAPHY

Provided is a supercritical fluid chromatography method, system, and components comprising such a system wherein a non-polar solvent may replace a portion or all of a polar solvent for the purpose of separating or extracting desired sample molecules from a combined sample/solvent stream. The method and system are designed to eliminate or reduce the amount of polar solvent necessary for chromatographic separation and/or extraction of desired samples to less than or equal to twenty percent polar solvent within the total volume concentration of the total solvents used, and the technique may include one or more of a supercritical fluid chiller, a supercritical fluid pressure-equalizing vessel, and a supercritical fluid cyclonic separator. The supercritical fluid chiller and the use of the chiller allow efficient and consistent pumping of liquid-phase gases employing off-the-shelf HPLC pumps in the supercritical chromatography system using liquid-phase gas mobile phase. The pressure equalizing vessel allows the use of off the shelf HPLC column cartridges in the supercritical chromatography system. The cyclonic separator efficiently and effectively allows for separation of sample molecules from a liquid phase or gas phase stream of a supercritical fluid. The technique may further incorporate the use of one or more disposable cartridges containing silica gel or other suitable medium for use as a chromatographic separation column. The technique may also utilize an open loop cooling circuit using fluids with a positive Joule-Thompson coefficient.

RADIAL CHROMATOGRAPHY FOR CARBOHYDRATE SEPARATION

The invention relates to a process for separating one or more carbohydrate from a composition wherein separating is done through radial chromatography. Preferably, the invention relates to a process for separating at least two carbohydrates from a composition wherein separating is done through radial chromatography, and wherein each of the at least two carbohydrates are collected in a purified form. The present invention relates to the use of radial chromatography for the separation of one or more carbohydrate from a composition and obtaining the one or more carbohydrate in a purified form.

COLUMN TEMPERATURE COMPENSATION FOR CARBON DIOXIDE BASED CHROMATOGRAPHIC SYSTEM
20170080357 · 2017-03-23 · ·

The present disclosure relates to controlling the average enthalpy of a mobile phase in a column that is part of a carbon dioxide based chromatographic system. By controlling average enthalpy, separations can be optimized, and method development and transfer between different carbon dioxide based separation systems can be more efficient.

Micro solid phase extraction devices and methods

Sample preparation and separation can be performed using a sample cartridge (201). The cartridge includes a barrel (204) with a first and second end, a column segment (209) connected to the second end of the barrel, and a column (205) containing a sorbent material. The sorbent material includes particles that have antibodies attached to them to selectively retain analytes, proteins attached to them to retain certain classes of antibodies, or enzymes attached to them to perform specific modifications to certain classes of molecules. The column segment can be in thermal communication with a temperature control device in order to control the temperature of the column.

Method for improving hue of recycled bis-2-hydroxylethyl terephthalate by using ionic liquids

A method for improving hue of recycled bis-2-hydroxylethyl terephthalate by using ionic liquids including providing a recycled polyester fabric; using a chemical de-polymerization liquid to chemically de-polymerize the recycled polyester fabric to form a de-polymerization product; mixing the de-polymerization product with water to form an aqueous phase liquid; dispersing an ionic liquid impurity adsorption material into the aqueous phase liquid to adsorb impurities originally present in the recycled polyester fabric.

CONVECTIVELY CONTROLLED ADIABATIC COLUMN CHAMBER FOR USE IN CHROMATOGRAPHIC SYSTEMS
20170038346 · 2017-02-09 ·

A column-conditioning enclosure includes a column chamber adapted to hold one or more chromatography separation columns. A duct system provides an airflow path around the column chamber such that the one or more chromatography separation columns held within the column chamber are isolated from the airflow path. An air mover disposed in the airflow path generates a flow of air within the duct system. A heat exchanger system disposed in the airflow path near the air to exchange heat with the air as the air flows past the heat exchanger system. The air circulates through the duct system around the column chamber, convectively exchanging heat with the column chamber to produce a thermally conditioned environment for the one or more chromatography separation columns held within the column chamber.