Abstract: Disclosed is a mixture comprising the compound trans-1,1,1,4,4,4-hexafluoro-2-butene and at least one additional compound selected from the group consisting of HFOs, HFCs, HFEs, CFCs, CO2, olefins, organic acids, alcohols, hydrocarbons, ethers, aldehydes, ketones, and others such as methyl formate, formic acid, trans-1,2 dichloroethylene, carbon dioxide, cis-HFO-1234ze+HFO-1225yez; mixtures of these plus water; mixtures of these plus CO2; mixtures of these trans 1,2-dichloroethylene (DCE); mixtures of these plus methyl formate; mixtures with cis-HFO-1234ze+CO2; mixtures with cis-HFO-1234ze+HFO-1225yez+CO2; and mixtures with cis-HFO-1234ze+HFC-245fa. Also disclosed are methods of using and products of using the above compositions as blowing agents, solvents, heat transfer compositions, aerosol propellant compositions, fire extinguishing and suppressant compositions.
Abstract: In accordance with the present invention refrigerant compositions are disclosed. The compositions comprise a refrigerant mixture consisting essentially of HFC-32, HFO-1234yf, and CO2. The compositions are useful as refrigerants in processes to produce cooling and heating, in methods for replacing refrigerant R-410A, and in refrigeration, air conditioning or heat pump systems. These inventive compositions match cooling capacity for R-410A within ±10% with GWP less than 400 or less than 300.
Abstract: A hiding value of a coating on a coated surface is assessed by assessing a reflectance of a multiplicity of pixels of an optically scanned image of the coated surface, and, based at least in part on the reflectance of each pixel of the multiplicity of pixels, assessing a hiding value of the coating on the coated surface.
Abstract: The invention relates to inorganic particle slurries and coated articles having hydrophobic inorganic particles and at least one metal salt, wherein the hydrophobic inorganic particles are inorganic particles having a hydrophobic coating selected from the group consisting of polyols, organosiloxanes, organosilanes, alkylcarboxylic acids, alkylsulfonates, organophosphates, organophosphonates, fluoropolymers, fluorosurfactants, and mixtures thereof, and wherein the metal of the metal salt is selected from the group consisting of barium, cobalt, zinc, tin, lead, copper, calcium, titanium, zirconium, magnesium, and aluminum. The combination of hydrophobic inorganic particles and metal salts provides synergistic effects in stain migration prevention, protective, and light scattering properties.
Abstract: A process is provided for converting heat energy from a heat source to mechanical work or electricity by utilizing a working fluid comprising perfluoroheptene. The process comprises heating a working fluid using heat supplied from the heat source; and expanding the heated working fluid to generate mechanical work. Also provided is an organic Rankine power cycle system utilizing a working fluid comprising perfluoroheptene. Further provided is a method of replacing the working fluid of an Organic Rankine Power Cycle System designed and configured to utilize a working fluid comprising HFC-245fa with a working fluid comprising of a perfluoroheptene.
Type:
Application
Filed:
December 7, 2021
Publication date:
March 24, 2022
Applicant:
THE CHEMOURS COMPANY FC, LLC
Inventors:
KONSTANTINOS KONTOMARIS, LUKE DAVID SIMONI
Abstract: The present application provides quaternary azeotrope or azeotrope-like compositions comprising trans-dichloroethylene and three or more additional components. Methods of using the compositions provided herein in cleaning, defluxing, deposition, and carrier fluid applications are also provided.
Type:
Application
Filed:
January 3, 2020
Publication date:
March 24, 2022
Applicant:
THE CHEMOURS COMPANY FC, LLC
Inventors:
RAYMOND WU, MICHAEL R. FRASER, HARRISON K. MUSYIMI, LUKE DAVID SIMONI
Abstract: The present invention provides azeotropic and azeotrope-like compositions comprising E-1,1,1,4,4,4-hexafluorobut-2-ene with either ethanol or isopropanol that may be useful, for example, in heat transfer applications. Methods of using the compositions in refrigeration and heat transfer applications are also provided.
Type:
Application
Filed:
January 16, 2020
Publication date:
March 24, 2022
Applicant:
THE CHEMOURS COMPANY FC, LLC
Inventors:
MARK L. ROBIN, JASON R. JUHASZ, HARRISON K. MUSYIMI, LUKE DAVID SIMONI
Abstract: Refrigerant compositions including 2,3,3,3-tetrafluoropropene (HFO-1234yf) and at least one of ethane (R-170) or propane (R-290) which exhibit near-azeotropic or azeotrope-like behavior. The refrigerant compositions exhibit a low global warming potential (GWP) and are non-ozone depleting. The refrigerant compositions are useful as a heating or cooling fluids in a variety of heating or cooling systems including heat pumps and other heating and cooling loops, in, for example, the automotive industry.
Abstract: A process is provided for the preparation of lacing resistant, titanium dioxide particles for use in photodurable thin film production. Said process involves dewatering titanium dioxide particles that have been encapsulated with a layer of amorphous alumina in continuous fashion at temperatures in excess of 100° C.
Abstract: A fluoropropene composition comprising Z-1,3,3,3-tetrafluoropropene, E-1,3,3,3-tetrafluoropropene, 1,1,3,3,3-pentafluoropropene, 2,3,3,3-tetrafluoropropene, and optionally 1,1,1,3,3-pentafluoropropane wherein the 2,3,3,3-tetrafluoropropene being present in an amount of 0.00001 to 1.0%. A method of producing the fluoropropene, methods for using the fluoropropene and the composition formed are also disclosed.
Abstract: The present invention relates to a coated article comprising a partial or complete durable non-fluorinated coating on the surface of an article, wherein the coating comprises 5 to 95% by weight of a hydrophobic compound, and 5 to 95% by weight of a surface effect agent, both based on the total solids weight of the coating, where the hydrophobic compound is selected from a hydrophobic cyclic or acyclic alcohol.
Type:
Grant
Filed:
September 30, 2016
Date of Patent:
March 15, 2022
Assignee:
THE CHEMOURS COMPANY FC, LLC
Inventors:
Gerald Oronde Brown, John Christopher Sworen, Charles Karanja
Abstract: The present disclosure relates to solutions for forming a fluoropolymer coatings, comprising: i) an organic solvent, and dissolved therein ii) a fluoropolymer comprising repeat units arising from specific fluoroolefin, alkyl or aryl vinyl ether and alkenyl silane monomers. The present fluoropolymer solutions have long shelf stability life, minimal to no formation of insoluble residue or gel over the period between their manufacture and use, are of a viscosity that allows for facile filtration and so are substantially free from undesirable submicron size particles, have a dissolved polymer content such that the solutions are of utility in commercial single-coat coating processes, and afford fluoropolymer coatings on substrates that have excellent adhesion to the substrate during use and over the lifetime of the electronic device.
Type:
Grant
Filed:
January 30, 2017
Date of Patent:
March 15, 2022
Assignee:
THE CHEMOURS COMPANY FC, LLC
Inventors:
Xudong Chen, Timothy Edward Hopkins, Robert Clayton Wheland
Abstract: Provided is a fluororesin coating composition for forming a topcoat having improved non-tackiness and water and oil repellency. The fluororesin is crystalline tetrafluoroethylene and perfluoro(ethyl vinyl ether) copolymer having a perfluoro(ethyl vinyl ether) content of 8 to 20 mass % based on the total mass of the copolymer.
Type:
Application
Filed:
November 12, 2021
Publication date:
March 10, 2022
Applicants:
THE CHEMOURS COMPANY FC, LLC, Chemours-Mitsu Fluoroproducts Co. Ltd.
Abstract: The present application relates to compositions comprising (E)-1,2,3,3,3-pentafluoro-1-propene (i.e., R-1225ye(E) or HFO-1225ye(E)), R-32, and, optionally, one or more additional components, that are useful in refrigeration, air conditioning, or heat pump systems. Methods of replacing R-134a or R-513A in refrigeration, air conditioning, or heat pump systems are also provided.
Abstract: This invention relates to compositions comprising 1,2-dichloro-1,2-difluoroethylene (i.e., CFO-1112) and an additional component. The compositions described herein may be useful, for example, in foam blowing applications.
Type:
Application
Filed:
October 3, 2019
Publication date:
February 3, 2022
Applicant:
THE CHEMOURS COMPANY FC, LLC
Inventors:
LUKE DAVID SIMONI, ERNEST BYRON WYSONG, KONSTANTINOS KONTOMARIS, VIACHESLAV A PETROV
Abstract: The present application provides compositions comprising 1,2-dichloro-1,2 -difluoroethylene (i.e., CFO-1112) and an additional component. The present application further provides use of the compositions provided herein in fire suppression applications (e.g., total flooding and/or streaming fire suppression applications).
Type:
Application
Filed:
October 3, 2019
Publication date:
February 3, 2022
Applicant:
THE CHEMOURS COMPANY FC, LLC
Inventors:
LUKE DAVID SIMONI, MARK L ROBIN, BARBARA HAVILAND MINOR, VIACHESLAV A PETROV
Abstract: The present application provides compositions comprising 1,2-dichloro-1,2-difluoroethylene (i.e., CFO-1112) and, optionally, an additional component. The present application further provides use of the compositions provided herein in cleaning, solvent, carrier fluid, and deposition applications.
Type:
Application
Filed:
October 3, 2019
Publication date:
February 3, 2022
Applicant:
THE CHEMOURS COMPANY FC, LLC
Inventors:
LUKE DAVID SIMONI, HARRISON K MUSYIMI, VIACHESLAV A PETROV
Abstract: Provided is a melt processible fluororesin composition for injection molding of articles that has melt flow that facilitates injection molding, that can enhance strength of a fluororesin weld line area in an injection molded article, and that achieves excellent release from a mold. The fluororesin composition includes two or more types of melt processible fluororesins having different melt flow rates; one of the melt processible fluororesins being a high melt flow rate melt processible fluororesin having a melt flow rate of 35 g/10 min or greater, and another being a low melt flow rate melt processible fluororesin having a melt flow rate of 10 g/10 min or greater but less than 35 g/10 min; and wherein the ratio of the melt flow rate (MFRa) of the high MFR melt processible fluororesin to the melt flow rate (MFRb) of the low MFR melt processible fluororesin (MFRa/MFRb) is from 1 to 10.
Abstract: Disclosed are azeotropic or azeotrope-like compositions containing Z-1,1,1,4,4,4-hexafluoro-2-butene and methyl perfluoropropyl ether. Also disclosed is process of using the azeotropic or azeotrope-like composition as blowing agents for preparing a thermoplastic or thermoset foam. Also disclosed is a process of using the azeotropic or azeotrope-like composition as a refrigerant for producing cooling or heating. Also disclosed is a process of using such azeotropic or azeotrope-like compositions as solvents. Also disclosed is a process of using the azeotropic or azeotrope-like composition as propellants for producing an aerosol. Also disclosed is a process of using such azeotropic or azeotrope-like compositions as heat transfer media. Also disclosed is a process of extinguishing or suppressing a fire by using such azeotropic or azeotrope-like compositions. Also disclosed is a process of using such azeotropic or azeotrope-like compositions as dielectrics.
Abstract: The present application relates to compositions comprising (E)-1,2,3,3,3-pentafluoro-1-propene (i.e., R-1225ye(E) or HFO-1225ye(E)) that are useful in refrigeration, air conditioning, or heat pump systems. Methods of replacing R-1234ze(E) in refrigeration, air conditioning, or heat pump systems are also provided.