B01F23/4145

A MICROFLUIDIC DEVICE AND A METHOD FOR PROVISION OF EMULSION DROPLETS
20200384469 · 2020-12-10 ·

The present invention relates to a microfluidic device and method for providing emulsion droplets. The device comprising: a microfluidic section comprising one or more microfluidic units; and a well section comprising one or more groups of wells comprising one group of wells for each microfluidic unit; the well section and the microfluidic section forming a fixedly connected unit such that each group of wells forms a fixedly connected unit with a respective corresponding microfluidic unit, each microfluidic unit comprising a fluid conduit network comprising: a plurality of supply conduits comprising a secondary supply conduit and a primary supply conduit comprising a capillary structure having a volume of at least 2 L; a transfer conduit; and a first fluid junction providing fluid communication between the primary supply conduit, the secondary supply conduit, and the transfer conduit; each group of wells comprising a plurality of wells comprising a collection well and one or more supply wells comprising a primary supply well, the collection well being in fluid communication with the transfer conduit of the corresponding microfluidic unit, the primary supply well being in fluid communication with the primary supply conduit and the secondary supply conduit of the corresponding microfluidic unit.

FLASH CHEMICAL IONIZING PYROLYSIS OF HYDROCARBONS
20200377802 · 2020-12-03 ·

Flash chemical ionizing pyrolysis (FCIP) process. The FCIP includes mixing an iron source material, an alkali or alkaline earth metal chloride source material, an aqueous phase, and an oil component to form a feed emulsion; introducing the feed emulsion into an FCIP reactor at a temperature greater than about 400 C. up to about 600 C., a pressure from 10 to 50 psia and a residence time of 0.1 to 10 seconds, to form an FCIP effluent; and condensing a liquid ionizing pyrolyzate (LIP) from the effluent. The feed emulsion can be free of added solids other than the iron source material, the alkali or alkaline earth metal chloride source material, and any sediment in the oil component.

CROSS-FLOW ASSEMBLY AND METHOD FOR MEMBRANE EMULSIFICATION CONTROLLED DROPLET PRODUCTION

There is described a cross-flow apparatus for producing an emulsion or dispersion by dispersing a first phase in a second phase; said cross-flow apparatus comprising: an outer tubular sleeve (2) provided with a first inlet (3) at a first end (4); an emulsion outlet (5); and a second inlet (7), distal from and inclined relative to the first inlet; a tubular membrane provided with a plurality of pores and adapted to be positioned inside the tubular sleeve (2); and optionally an insert adapted to be located inside the tubular membrane, said insert comprising an inlet end and an outlet end, each of the inlet end and an outlet end being provided with chamfered region; the chamfered region is provided with a plurality of orifices and a furcation plate.

COLLOIDAL BARRIER MATERIALS AND METHODS OF MAKING AND USING THE SAME

Some variations provide an emulsion-colloid system for forming a colloidal barrier material disposed on a substrate, the system comprising a hydrophilic first liquid, an acid, a gelling agent, a hydrophobic second liquid, a plasticizer, and optionally additives, wherein the emulsion-colloid system is characterized by (1) a first instance that is a flowable emulsion above 60 C. and less than the boiling point of the first liquid, and (2) a second instance that is a colloid below 40 C. The emulsion-colloid system is capable of reversible transition, mediated by temperature, between the first instance and the second instance. The disclosed colloidal barrier material provides the functionality of plastic alternatives while removing disadvantages. The disclosed colloidal barrier material reduces labor-intensive application of the barrier, such as the case for covering grain piles with plastic tarps. The disclosed colloidal barrier material also eliminates the need for removal when barrier protection is no longer required.

PROCESS FOR PRODUCTION OF NANO-MICROEMULSION SYSTEM OF PLANT OIL TRIGLYCERIDES
20200346174 · 2020-11-05 ·

The application refers to process for production of a nano-microemulsion system of plant oil triglycerides, including: (i) preparing a dispersed phase plant oil triglyceride; (ii) preparing a carrier made from a mixture of propylene glycol monocaprylate and lecithin by a weight ratio of 5-6:1-1.5; (iii) adding the carrier to the dispersed phase by a weight ratio of 3-4:1-1.5, wherein the dispersed phase temperature is maintained between 60-100 C. while stirring under vacuum, followed by introduction of the whole mixture through the high-pressure microjet homogenizer; (iv) adding Tween 80 and Tween 60 to the solution mixture obtained in step (iii) by a weight ratio of 3-4:1-1.5:1-1.5, wherein the temperature of the dispersed phase is continuously maintained between 60-100 C. while stirring under vacuum; and (v) forming a nano-microemulsion system of plant oil triglycerides by cooling the mixture, followed by homogenization of the mixture by ultrasonication to achieve a droplet size of less than 100 nm, quality control of the resultant product by dissolution thereof in water and measurement of the transparency, in which if the required transparency is not met, continue to heat and measure the transparency until the required transparency is met, then stop the reaction, and emulsification of the mixture to obtain a nano-microemulsion system of plant oil triglycerides.

COMPARTMENTALISED SCREENING BY MICROFLUIDIC CONTROL

The invention describes a method for the identification of compounds which bind to a target component of a biochemical system or modulate the activity of the target, comprising the steps of: a) compartmentalising the compounds into microcapsules together with the target, such that only a subset of the repertoire is represented in multiple copies in any one microcapsule; and b) identifying the compound which binds to or modulates the activity of the target; wherein at least one step is performed under microfluidic control. The invention enables the screening of large repertoires of molecules which can serve as leads for drug development.

Device for mixing water and diesel oil, apparatus and process for producing a water/diesel oil micro-emulsion
10751675 · 2020-08-25 · ·

An apparatus for preparing a water/diesel oil micro-emulsion comprises a mixing device operatively connected to a mixing tank. The mixing device comprises a cone shaped septum placed in a duct, coaxial with respect to a main direction and tapering towards an outlet nozzle. The cone shaped septum is provided with a plurality of holes made through its conical wall. A plurality of lamellae is arranged in at least a portion of the duct placed downstream of the cone shaped septum, divides the portion in a plurality of small chambers and is provided with through holes. The holes and the small chambers delimit a labyrinth passageway for the liquid flowing through the duct towards the outlet nozzle.

Emulsifying system and emulsifying process
10731606 · 2020-08-04 ·

What is proposed is an emulsifying system with an emulsifying device and an injection nozzle as well as an emulsifying device for producing a water-fuel emulsion for an internal combustion engine, wherein the emulsifying device is embodied as a rotor-stator emulsifying device and/or fluid flow machine and/or is connected or connectable directly to an injection nozzle. The emulsifying device has a housing and a shaft, the shaft being drivable in a contactless manner, the housing having a guide apparatus having a plurality of guide channels for guiding the flow, and/or the housing being made at least partially from fiber composite material.

Compartmentalised screening by microfluidic control

The invention describes a method for the identification of compounds which bind to a target component of a biochemical system or modulate the activity of the target, comprising the steps of: a) compartmentalising the compounds into microcapsules together with the target, such that only a subset of the repertoire is represented in multiple copies in any one microcapsule; and b) identifying the compound which binds to or modulates the activity of the target; wherein at least one step is performed under microfluidic control. The invention enables the screening of large repertoires of molecules which can serve as leads for drug development.

APPARATUS FOR MANUFACTURING COSMETIC USING INSTANTANEOUS EMULSIFICATION
20200205545 · 2020-07-02 · ·

The present invention relates to an apparatus for manufacturing cosmetic using instantaneous emulsification. Provided according to an aspect of the invention may be an apparatus for manufacturing cosmetic using instantaneous emulsification, which includes a housing which forms an outer appearance; an internal phase container which is replaceably coupled to the housing, and which stores internal phase fluid; an external phase container which is replaceably coupled to the housing, and which stores external phase fluid; a channel unit which generates emulsion by mixing the internal phase fluid provided from the internal phase container and the external phase fluid provided from the external phase container; and an operative unit which provides external force required to form and discharge emulsion at the channel unit by manipulation of a user.