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The Chemours Company Fc Llc patents


Recent patent applications related to The Chemours Company Fc Llc. The Chemours Company Fc Llc is listed as an Agent/Assignee. Note: The Chemours Company Fc Llc may have other listings under different names/spellings. We're not affiliated with The Chemours Company Fc Llc, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "T" | The Chemours Company Fc Llc-related inventors


Compositions comprising z-1,1,1,4,4,4-hexafluoro-2-butene and uses thereof

The present disclosure relates to compositions comprising Z-1,1,1,4,4,4-hexafluoro-2-butene and additional compounds that may be useful as refrigerants, heat transfer compositions, aerosol propellants, foaming agents, blowing agents, solvents, cleaning agents, carrier fluids, displacement drying agents, buffing abrasion agents, polymerization media, expansion agents for polyolefins and polyurethane, gaseous dielectrics, power cycle working... The Chemours Company Fc Llc

Compositions comprising e-1,1,1,4,4,4-hexafluoro-2-butene and uses thereof

The present disclosure relates to compositions comprising E-1,1,1,4,4,4-hexafluoro-2-butene and additional compounds that may be useful as refrigerants, heat transfer compositions, aerosol propellants, foaming agents, blowing agents, solvents, cleaning agents, carrier fluids, displacement drying agents, buffing abrasion agents, polymerization media, expansion agents for polyolefins and polyurethane, gaseous dielectrics, power cycle working... The Chemours Company Fc Llc

Integrated process for the production of z-1,1,1,4,4,4-hexafluoro-2-butene

Disclosed is a process for the preparation of cis-1,1,1,4,4,4-hexafluoro-2-butene comprising contacting 1,1,1-trifluorotrichloroethane with hydrogen in the presence of a catalyst comprising ruthenium to produce a product mixture comprising 1316mxx, recovering said 1316mxx as a mixture of Z- and E-isomers, contacting said 1316mxx with hydrogen, in the presence of a catalyst... The Chemours Company Fc Llc

Epoxide and fluorinated epoxide stabilizers for fluoroolefins

The present invention relates to compositions comprising at least one fluoroolefin and an effective amount of stabilizer that may be an epoxide, fluorinated epoxide or oxetane, or a mixture thereof with other stabilizers. The stabilized compositions may be useful in cooling apparatus, such as refrigeration, air-conditioning, chillers, and heat pumps,... The Chemours Company Fc Llc

Hfo-1234ze copolymers

The present invention provides 1,3,3,3-tetrafluoropropene (HFO-1234ze) copolymers comprising 1,3,3,3-tetrafluoropropene and one or more comonomers selected from the group consisting of vinyl fluoride (VF), vinylidene fluoride (VF2), tetrafluoroethylene (TFE), chlorotrifluoroethylene (CTFE), hexafluoropropylene (HFP), and perfluoro(alkyl vinyl ether) (PAVE), wherein said alkyl contains 1 to 5 carbon atoms, the copolymers being a... The Chemours Company Fc Llc

Selective catalytic dehydrochlorination of hydrochlorofluorocarbons

A dehydrochlorination process is disclosed. The process involves contacting RfCHClCH2Cl with a chromium oxyfluoride catalyst in a reaction zone to produce a product mixture comprising RfCCl═CH2, wherein Rf is a perfluorinated alkyl group.... The Chemours Company Fc Llc

Use of (2e)-1,1,1,4,5,5,5-heptafluoro-4-(trifluoromethyl)pent-2-ene in power cycles

A method is provided for converting heat from a heat source to mechanical energy. The method comprises heating a working fluid using heat supplied from the heat source; and expanding the heated working fluid to lower pressure of the working fluid and generating mechanical energy as the pressure of the... The Chemours Company Fc Llc

Use of (2e)-1,1,1,4,5,5,5-heptafluoro-4-(trifluoromethyl)pent-2-ene in high temperature heat pumps

A method for producing heating in a high temperature heat pump having a heat exchanger is provided. The method comprises extracting heat from a working fluid, thereby producing a cooled working fluid wherein said working fluid comprises (2E)-1,1,1,4,5,5,5-heptafluoro-4-(trifluoromethyl)pent-2-ene (“HFO-153-10mzzy”). Also, a high temperature heat pump apparatus is provided containing a... The Chemours Company Fc Llc

Process for the reduction of rfc=cx impurities in fluoroolefins

This disclosure relates to processes which involve: contacting a mixture comprising at least one fluoroolefin and at least one RfC≡CX impurity with at least one zeolite to reduce the concentration of the at least one RfC≡CX impurity in the mixture; wherein Rf is a straight-chain perfluorinated alkyl group, and X... The Chemours Company Fc Llc

Compositions comprising tetrafluoropropene and methods of use thereof

(VI) a sixth composition, wherein said HFO-1243zf or mixture thereof with HFC-152a is at most 20 weight percent of said sixth composition.... The Chemours Company Fc Llc

Polyurethanes derived from non-fluorinated or partially fluorinated polymers

wherein R3 is H or alkyl group; x and t are positive integers; Q is C(O)O, C(O)NH, or direct bond; D is alkylene, arylene, or (CH2CH2O)n(CH(CH3)CH2O)m; E is O, S, NR5, or direct bond; R5 is H or alkyl; G is the residue of a polyisocyanate; V is a urethane,... The Chemours Company Fc Llc

Etch cutting solution for use on glass substrates

Solutions suitable for etch cutting glass substrates are disclosed. The solutions can include: (a) about 20.1 to about 25 weight % of hydrofluoric acid; (b) about 7 to about 10.5 weight % of an organic carboxylic acid; (c) 0 to about 10 weight % of nitric acid; and (d) about... The Chemours Company Fc Llc

Foaming of polyisocyanate/active hydrogen-containing compound reaction product

A composition is provided comprising 55 to 75 wt % Z-1,1,1,4,4,4-hexafluoro-2-butene and 45 to 25 wt % E-1,1,1,4,4,4-hexafluoro-2-butene, the combined weight of these isomers totaling 100 wt %, along with a process comprising forming a foamed reaction product obtained by reacting polyisocyanate with active hydrogen-containing compound such as polyol in... The Chemours Company Fc Llc

Use of z-hfo-1,1,1,4,4,4-hexafluoro-2-butene in high temperature foaming application

The present invention provides a process comprising reacting polyisocyanate with active hydrogen-containing compound in the presence of Z-1,1,1,4,4,4-hexafluoro-2-butene at a temperature of at least 135° F. (57.2° C.) or a temperature of 135° F. (57.2° C.) to 150° F. (65.6° C.) to obtain as a result thereof, foamed reaction product,... The Chemours Company Fc Llc

Azeotropic and azeotrope-like compositions of hfo-e-1,3,4,4,4-pentafluoro-3-trifluoromethyl-1-butene and uses thereof

Azeotropic or azeotrope-like compositions are disclosed. The azeotropic or azeotrope-like compositions are mixtures of HFO-E-1,3,4,4,4-pentafluoro-3-trifluoromethyl-1-butene with a second compound selected from the group consisting of methyl formate and HFO-E-1,1,1,4,4,4-hexafluoro-2-butene. Also disclosed are processes of preparing a thermoplastic or thermoset foam by using such azeotropic or azeotrope-like compositions as blowing agents;... The Chemours Company Fc Llc

Aqueous polymerization of fluorinated monomer using polymerization agent comprising fluoropolyether acid or salt and short chain fluorosurfactant

with the proviso that the chain length of R1—On-L- is not greater than 6 atoms.... The Chemours Company Fc Llc

Conversion of chlorofluororopanes and chlorofluropropenes to more desirable fluoropropanes and fluororopenes

A process is provided comprising contacting and reacting the compound CF3CF2CHXCl, wherein X is H or Cl, or the compound CF3CF═CXCl, wherein X is H or Cl, with hydrogen in the presence of a catalyst consisting essentially of Cu, Ru, Cu—Pd, Ni—Cu, and Ni—Pd, to obtain as a result thereof... The Chemours Company Fc Llc

Ink composition for a non-stick coating and a coated substrate comprising the decorative pattern therefrom

Disclosed are ink compositions for printing patterns on substrates having non-stick fluororesin coatings. The ink compositions are particularly useful for printing decorative patterns or markings on cookware or bakeware to provide aesthetic and/or functional effects. Also disclosed are coated substrates which comprise non-stick coatings having patterns. Further disclosed are methods... The Chemours Company Fc Llc

Processes and compositions for organic rankine cycles for generating mechanical energy from heat

Disclosed are compositions of novel working fluids uniquely designed for higher cycle efficiencies leading to higher overall system efficiencies. In particular, these working fluids are useful in Organic Rankine Cycle systems for efficiently converting heat from any heat source into mechanical energy. The present invention also relates to novel processes... The Chemours Company Fc Llc

Catalytic hydrogenation of fluoroolefins, alhpa-alumina supported palladium compositions and their use as hydrogenation catalysts

A hydrogenation process is disclosed. The process involves reacting a fluoroolefin with H2 in a reaction zone in the presence of a palladium catalyst to produce a hydrofluoroalkane product, wherein the palladium catalyst comprises palladium supported on a carrier wherein the palladium concentration is from about 0.001 wt % to... The Chemours Company Fc Llc

Particles comprising polytetrafluoroethylene and perfluoropolyether

Novel PTFE/PFPE particles and method for making the same are disclosed. The PFPE is absorbed into the PTFE particles. The PTFE/PFPE particles find utility as additives to be combined with other polymers.... The Chemours Company Fc Llc

Passivation layer comprising a photocrosslinked fluoropolymer

The present disclosure relates to a passivation layer comprising a photocrosslinked fluoropolymer and a process for forming the layer. Passivation layers comprising the crosslinked fluoropolymer have low dielectric constants, low water absorptivity and are able to be photoimaged so as to provide the very fine features needed for modern electronic... The Chemours Company Fc Llc

Azeotropic and azeotrope-like compositions of e-1,1,1,4,4,4-hexafluoro-2-butene and ethylene oxide and uses thereof

Azeotropic or azeotrope-like compositions are disclosed. The azeotropic or azeotrope-like compositions are mixtures of E-1,1,1,4,4,4-hexafluoro-2-butene and ethylene oxide. Also disclosed are double azeotropic compositions of E-1,1,1,4,4,4-hexafluoro-2-butene and ethylene oxide. Also disclosed is a process of preparing a thermoplastic or thermoset foam by using such azeotropic or azeotrope-like compositions as blowing... The Chemours Company Fc Llc

Aqueous polymerization of perfluoromonomer using hydrocarbon surfactant

A process is provided for the polymerization of fluoromonomer to an dispersion of fluoropolymer particles in an aqueous medium in a polymerization reactor, by (a) providing the aqueous medium in the reactor, (b) adding the fluoromonomer to the reactor, (c) adding initiator to the aqueous medium, the combination of steps... The Chemours Company Fc Llc

Compositions comprising a fluoroolefin

The present invention relates to compositions for use in refrigeration, air-conditioning, and heat pump systems wherein the composition comprises a fluoroolefin and at least one other component. The compositions of the present invention are useful in processes for producing cooling or heat, as heat transfer fluids, foam blowing agents, aerosol... The Chemours Company Fc Llc

Compositions comprising fluoroolefins and uses thereof

The present invention relates to fluoroolefin compositions. The fluoroolefin compositions of the present invention are useful as refrigerants or heat transfer fluids and in processes for producing cooling or heat. Additionally, the fluoroolefin compositions of the present invention may be used to replace currently used refrigerant or heat transfer fluid... The Chemours Company Fc Llc

Tetrafluoropropene compositions and uses thereof

The present invention relates to compositions for use in refrigeration, air-conditioning, and heat pump systems wherein the composition comprises a tetrafluoropropene and at least one other component. The compositions of the present invention are useful in processes for producing cooling or heat, as heat transfer fluids, foam blowing agents, aerosol... The Chemours Company Fc Llc

Method for the suppression of fire

A method for suppressing a fire at a burning material comprising delivering to said burning material (a) an inert gas selected from nitrogen, argon and carbon dioxide or mixtures thereof, and (b) a fluoroolefin compound selected from the group consisting of fluoroolefins, hydrofluoroolefins, hydrochlorofluoroolefins and hydrobromofluoroolefins, or mixtures thereof, (a)... The Chemours Company Fc Llc

Usb cable for super speed data transmission

A USB cable for transmitting data at superspeed at a frequency of at least 10 GHz is provided, comprising a jacket, and positioned within said jacket at least a power cable and a plurality of shielded insulated conductors for transmitting said data at speeds up to 10 Gbps per channel,... The Chemours Company Fc Llc

Processes for the production of z 1,1,1,4,4,4 hexafluoro 2-butene

Processes are provided for (i) producing Z-1,1,1,4,4,4-hexafluoro-2-butene (Z—CF3CH═CHCF3) from E-1,1,1,4,4,4-hexafluoro-2-butene (E-CF3CH═CHCF3), comprising the steps of (a) reacting the E-1,1,1,4,4,4-hexafluoro-2-butene (E-CF3CH═CHCF3) with chlorine to form dichloro-1,1,1,4,4,4-hexafluorobutane (CF3CHClCHClCF3), (b) recovering the dichloro-1,1,1,4,4,4-hexafluorobutane from step (a), (c) reacting the recovered dichloro-1,1,1,4,4,4-hexafluorobutane with base to form 1,1,1,4,4,4-hexafluoro-2-butyne (CF3≡CCF3), (d) recovering the 1,1,1,4,4,4-hexafluoro-2-butyne from step... The Chemours Company Fc Llc

Compositions comprising 2,3-dichloro-1,1,1-trifluoropropane, 2-chloro-1,1,1-trifluoropropene, 2-chloro-1,1,1,2-tetrafluoropropane or 2,3,3,3-tetrafluoropropene

Disclosed are compositions comprising HCFC-243db, HCFO-1233xf, HCFC-244db and/or HFO-1234yf and at least one additional compound. For the composition comprising 1234yf, the additional compound is selected from the group consisting of HFO-1234ze, HFO-1243zf, HCFC-243db, HCFC-244db, HFC-245cb, HFC-245fa, HCFO-1233xf, HCFO-1233zd, HCFC-253fb, HCFC-234ab, HCFC-243fa, ethylene, HFC-23, CFC-13, HFC-143a, HFC-152a, HFC-236fa, HCO-1130, HCO-1130a, HFO-1336,... The Chemours Company Fc Llc

Foam insulated conductors

An electrical cable comprising a conductor and a foamed insulation surrounding the conductor is disclosed. The foamed insulation has a uniform void size and an improved adhesion to the conductor. Electrical cables having a conductor thickness less than 22 mil are also disclosed.... The Chemours Company Fc Llc








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