Hydrofluoroolefin

Hydrofluoroolefin-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).

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NEW Gloss retentive fluorocopolymers for coating applications
May 25, 2017 - N°20170145241

Disclosed are protective coating compositions having enhanced gloss retention properties formed by steps comprising: (i) providing one or more fluorocopolymers by copolymerization of (1) one or more hydrofluoroolefin monomer(s) selected from the group consisting of hydrofluoroethylenes, hydrofluoropropenes, hydrofluorobutenes, hydrofluoropentenes and combinations of these, (2) one or more vinyl ester monomer(s), and (3) one or more vinyl ether monomer(s), wherein at ...
NEW Fluorocopolymers for coating applications
May 25, 2017 - N°20170145132

Disclosed are copolymers formed by copolymerization of: (1) one or more hydrofluoroolefin monomer(s) selected from the group consisting of hydrofluoroethylenes, hydrofluoropropenes, hydrofluorobutenes, hydrofluoropentenes and combinations of these, and preferably selected from 2,3,3,3-tetrafluoropropene, 1,3,3,3-tetrafluoropropene, with said 1,3,3,3-tetrafluoropropene preferably comprising, consisting essentially of or consisting of trans-1,3,3,3-tetrafluoropropene, and combinations of these, and (2) one or more chlorofluoroethylene monomers, preferably chlorotrifluoroethylene (“...
NEW Method for producing hydrofluoroolefin
May 25, 2017 - N°20170144949

Wherein x′ is f when x is f, or x′ is h when x is cl, y′ is f when y is f, or y′ is h when y is cl or h, and z is the same as z in the formula (1).
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Phenol resin foam body and method for producing same
Asahi Kasei Construction Materials Corporation
January 12, 2017 - N°20170009037

There is disclosed a phenol resin foam which contains a phenol resin, and a foaming agent comprising at least either one of a chlorinated hydrofluoroolefin or a non-chlorinated hydrofluoroolefin. With respect to the phenol resin foam, a density is 10 kg/m3 or more and 150 kg/m3 or less, a thermal conductivity under a 10° c. Environment is 0. 0175 w/m·...
Blowing agent composition of hydrochlorofluoroolefin and hydrofluoroolefin
Arkema Inc.
December 15, 2016 - N°20160362531

A blowing agent for thermosetting foams is disclosed. The blowing agent is a hydrofluoroolefin (hcfo), preferably hfco-1234ze in combination with a hydrochlorofluoroolefin (hcfo) preferably one selected from hcfo-1233zd, hcfo-1223, hcfo-1233xf and mixtures thereof. The blowing agent is effective as a blowing agent in the manufacture of thermosetting foams.
Phenol resin foam
Asahi Kasei Construction Materials Corporation
November 10, 2016 - N°20160326331

There is disclosed a phenol resin foam comprising a phenol resin, a hydrocarbon having 6 or less carbon atoms, and at least one halogenated hydroolefin selected from the group consisting of hydrofluoroolefins and hydrochlorofluoroolefins, and the phenol resin foam having the density of 10 kg/m3 or more and 150 kg/m3 or less, wherein the sum of the content of the hydrocarbon ...
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Hydrofluoroolefin etching gas mixtures
The Chemours Company Fc, Llc
September 29, 2016 - N°20160284523

The present invention relates to hydrofluorolefin compositions useful for removing surface deposits in cvd chambers, and relates to methods for removing surface deposits from the interior of a chemical vapor deposition chamber by using an activated gas mixture created by activating a gas mixture in the chamber or in a remote chamber, where the gas mixture comprises a hydrofluorolefin.
Compositions of hydrochlorofluoroolefins
Arkema Inc.
September 08, 2016 - N°20160257867

The present invention relates to solvent/cleaner and heat transfer fluid compositions comprising at least one hydrochlorofluoroolefin (hcfo), 1-chloro-3,3,3-trifluoropropene (hcfo-1233zd), particularly the trans-isomer. The hcfo of the present invention can be used in combination with co-agents including, hydrofluorocarbons (hfcs), hydrofluoroolefins (hfos), hydrocarbons, ethers including hydrofluoroethers (hfes), esters, ketones, alcohols, 1,2-transdichloroethylene and mixtures thereof.
Refrigerant circulation device, method for circulating refrigerant and acid suppression method
Central Glass Co., Ltd.
July 14, 2016 - N°20160201958

The present invention provides a heat pump device and an organic rankine cycle device that are capable of maintaining a stable thermal cycle even when an hfo is used as the refrigerant in an environment in which the operating temperature reaches a high temperature. The refrigerant circulation device is filled with a refrigerant comprising a hydrofluoroolefin or hydrochlorofluoroolefin having a ...
Refrigerant circulation device, method for circulating refrigerant and method for suppressing isomerization
Central Glass Co., Ltd.
July 14, 2016 - N°20160200955

The present invention provides a heat pump device and an organic rankine cycle device that are capable of maintaining a stable thermal cycle even when an hfo or hcfo is used as the refrigerant. The refrigerant circulation device uses a refrigerant, wherein the refrigerant comprises a hydrofluoroolefin or hydrochlorofluoroolefin having a carbon-carbon double bond within the molecular structure, and a ...
Process for extending the shelf life of gaseous olefinic propellants in polyurethane foams
Fomo Products, Inc.
July 14, 2016 - N°20160200890

The invention described herein generally pertains to a composition and a method for improving the shelf life of a gaseous hydrofluoroolefin propellant, the improvement comprising at least the increased aromatic polyester polyol(s) in combination with a tertiary amine catalyst comprising at least two cyclohexyl rings and an aliphatic metal salt catalyst, the amine catalyst having less than 10% nitrogen on ...
Vacuum assisted process to make closed cell rigid polyurethane foams using mixed blowing agents
Dow Global Technologies Llc
July 14, 2016 - N°20160200889

Rigid polyurethane foam is made in a vacuum assisted process using a blowing agent mixture that includes water and hydrofluoroolefin and/or hydrofluorochloroolefin. In preferred embodiments, the blowing agent mixture further includes a hydro carbon such as cyclopentane.
Blowing agent composition of hydrochlorofluoroolefin and hydrofluoroolefin
Arkema Inc.
June 02, 2016 - N°20160152787

A blowing agent for thermosetting foams is disclosed. The blowing agent is a hydrofluoroolefin (hcfo), preferably hfco-1234yf in combination with a hydrochlorofluoroolefin (hcfo) preferably one selected from hcfo-1233zd, hcfo-1223, hcfo-1233xf and mixtures thereof. The blowing agent is effective as a blowing agent in the manufacture of thermosetting foams.
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Blowing agent composition of hydrochlorofluoroolefin
Arkema Inc.
May 05, 2016 - N°20160122495

A blowing agent for thermosetting foams is disclosed. The blowing agent is predominately the trans isomer of the hydrochlorofluoroolefin (hcfo) hfco-1233zd alone or in combination with a hydrofluoroolefin (hfo), hydrofluorocarbon (hfc), hydrochlorofluoroolefin (hcfo), a hydrocarbon. The blowing agent is effective as a blowing agent in the manufacture of thermosetting foams.
Heat transfer process
Arkema France
April 28, 2016 - N°20160115827

The use of a refrigerant in organic rankine cycle systems including at least one hydrofluoroolefin, having at least four carbon atoms represented by the formula (i) r1ch═chr2 in which r1 and r2 independently represent alkyl groups having from 1 to 6 carbon atoms, substituted with at least one fluorine atom, optionally with at least one chlorine atom.
Use of pve lubricants with substitute refrigerants in a mobile air conditioning system
Arkema France
April 21, 2016 - N°20160108300

A heat transfer composition for use in a mobile air-conditioning system in a vehicle, includes a first component comprised of a hydrofluoroolefin refrigerant. A second component of the composition includes a polyvinylether lubricant. The heat transfer composition is compatible for use in a mobile air-conditioning system when the mobile air-conditioning system is powered by a mechanically driven compressor, and is ...
Blowing agent composition of hydrochlorofluoroolefin and hydrofluoroolefin
Arkema Inc.
March 31, 2016 - N°20160090462

A blowing agent for thermosetting foams is disclosed. The blowing agent is a hydrofluoroolefin (hcfo), preferably hfco-1234ze in combination with a hydrochlorofluoroolefin (hcfo) preferably one selected from hcfo-1233zd, hcfo-1223, hcfo-1233xf and mixtures thereof. The blowing agent is effective as a blowing agent in the manufacture of thermosetting foams.
Methods for purifying and stabilizing hydrofluoroolefins and hydrochlorofluoroolefins
Arkema Inc.
January 28, 2016 - N°20160023034

Hydrofluoroolefins and hydrochlorofluoroolefins contaminated with acid and/or iron compounds are purified and stabilized by contacting the haloolefin with a solid adsorbent such as alumina and then combining the purified haloolefin with one or more stabilizers such as an epoxide. The purified, stabilized haloolefins thus obtained are useful in a wide variety of end-use applications, including, for example, as refrigerants, ...
Non-voc processing aids for use in manufacturing foams using low global warming potential blowing agents
Owens Corning Intellectual Capital, Llc
January 21, 2016 - N°20160017111

A foamable polymeric mixture is provided that includes a polymer composition, at least one blowing agent, and at least one non-voc processing aid comprising one or more of an adipate ester; benzoate; fatty acids and their derivatives, propylene carbonate; ethylene oxide/propylene oxide block copolymer; styrene-methyl methacrylate copolymer; and a dispersion of organic salt of a fatty acid in copolymer. ...
Method of obtaining a combination of z and e stereoisomers of hydrofluoroolefins
Arkema Inc.
January 21, 2016 - N°20160016868

Disclosed are the combinations containing z and e stereoisomers of hydrofluoroolefins where the more toxic isomer is less than about 30 % weight of the combination (vs the sum of z+e), to minimize the toxicity impact in the applications they will be used for such as cooling and heat fluids, foams blowing agents or solvents. Also disclosed are means to obtain ...
Methods and apparatus for mixing chemical components for the manufacture of polyurethane
Rim Polymers Industries Pte., Ltd.
November 26, 2015 - N°20150336308

Embodiments of the invention describe methods and apparatus for mixing chemical components in the manufacture of polyurethane foam. The chemical components include a polyol and different blowing agents. The blowing agents are injected directly into a mixing chamber (100) at different height levels according to their boiling points. The mixing chamber allows continuous discharge of the mixture into a static mixer (400) ...