| Patent application number | Description | Published |
|---|
| 20080203349 | Azeotrope-like compositions of tetrafluoropropenes and bromofluoropropenes - Mixtures of tetrafluoropropenes with bromofluoropropenes provide compositions that have boiling points within an acceptable range, have good chemical stability, low GWP and are essentially non-flammable. | 08-28-2008 |
| 20080207788 | Foaming agents, foamable compositions, foams and articles containing fluorine substitued halogens, and methods of making same - Various uses of chloro,fluoroalkenes, particularly (HFCO-1233) in a variety of applications, including as blowing agents are disclosed. | 08-28-2008 |
| 20090005629 | METHOD AND SYSTEM FOR RESTRAINING A CHEMICAL DISCHARGE - A method for restraining a chemical discharge comprising (a) deploying a binding agent into a receptacle containing a hazardous material in a liquid state upon the occurrence of at least one predetermined event that increases the risk of accidentally discharging or leaking the hazardous material from the receptacle; and (b) contacting the hazardous material with the binding agent to form a composition comprising at least a portion of the hazardous material and the binding agent and having at least one property selected from a solid or semisolid state, a viscosity greater than the hazardous material s viscosity at ambient conditions, a vapor pressure lower than the hazardous material s vapor pressure at ambient conditions, and a surface tension greater that the hazardous material s surface tension. | 01-01-2009 |
| 20090022637 | Compositions, Methods and Devices for Control and Clean-Up of Hazardous Spills - Disclosed are methods for treating hazardous materials, such as those which result from an unwanted spill or leak, which comprise one or more of the steps or effects of: neutralizing the dispersed material; solidifying the dispersed material; immobilizing the material; and/or reducing the evolution of harmful or unwanted gaseous forms from the spillage, preferably using a binding agent which comprises a polyacrylate-polyacrylamide cross-linked copolymer. | 01-22-2009 |
| 20090269478 | CARRIER SOLVENT FOR FINGERPRINT FORMULATIONS - A method and composition for transforming a latent physiological biometric into a visible physiological biometric are provided, the method comprising: providing a latent biometric disposed on a surface of an article, wherein said biometric comprises at least one eccrine-derived compound; contacting said latent biometric with a developing solution, wherein said developing solution comprises at least one imaging reagent selected from ninhydrin and 1,8-diazafluoren-9-one and a carrier solvent comprising at least one C | 10-29-2009 |
| 20090270522 | BLOWING AGENTS FOR POLYMERIC FOAMS - Provided are foam blowing agents comprising one or more chlorofluoroolefins selected from 1,2-dichloro-1,2-difluoroethene, 3,3-dichloro-3-fluoropropene, 2-chloro-1,1,1,3,4,4,4-heptafluoro-2-butene, and 2-chloro-1,1,1,4,4,4-hexafluoro-2-butene, as well as foams produced therefrom. | 10-29-2009 |
| 20090305876 | Compositions and Methods Containing Fluorine Substituted Olefins - Various uses of fluorinated alkenes, particularly HFO-1234 and HFCO-1233zd in a variety of applications, including refrigeration, foams, blowing agents, aerosols, propellants, solvent compositions, fire extinguishing and suppressing agents, extraction agents and catalyst deposition are disclosed. | 12-10-2009 |
| 20090318323 | SOLVENT COMPOSITIONS CONTAINING CHLOROFLOROOLEFINS OR FLUOROOLEFINS - Compositions and methods based on the use of fluoroalkene containing from 3 to 4 carbon atoms and at least one carbon-carbon double bond, such as HFO-1214, HFO-HFO-1233, or HFO-1354, having properties highly beneficial in solvent cleaning applications. | 12-24-2009 |
| 20100029997 | PROCESS FOR PRODUCING 2,3,3,3-TETRAFLUOROPROPENE - The present invention discloses a manufacturing process to produce high purity 1234yf from 245eb, which preferably includes the removal of impurities present in 245eb raw material, the dehydrofluorination of 245eb, and the removal of impurities present in final crude product. The disclosed manufacturing process allows the production of a 1234yf product with lower the levels of 1225ye and/or trifluoropropene, preferably in amounts of less than about 500, and 50 ppm, respectively. | 02-04-2010 |
| 20100044619 | Compositions Containing Difluoromethane and Fluorine Substituted Olefins - Compositions comprising multi-fluorinated olefins and HFC-32 are disclosed. Such compositions are useful particularly for in stationary refrigeration and air conditioning equipment. | 02-25-2010 |
| 20100127209 | Compositions Comprising Tetrafluoropropene And Carbon Dioxide - Disclosed are compositions useful in a wide variety of applications, including heat transfer fluids which possess a highly desirable and unexpectedly superior combination of properties, and heat transfer systems and methods based on these fluids. The preferred heat transfer fluid comprises from about 1 to about 40 percent, on a weight basis, of carbon dioxide (CO | 05-27-2010 |
| 20100193347 | PROCESS FOR THE PURIFICATION OF HYDROFLUOROOLEFINS - Processes for the preparation and purification of hydrofluoroolefins such as tetrafluorinated propenes. A process is provided for separating a first hydrofluoroolefin from a second hydrofluoroolefin by a) providing a mixture comprising a first hydrofluoroolefin and a second hydrofluoroolefin, which first hydrofluoroolefin is preferentially more reactive with an amine than the second hydrofluoroolefin; b) adding a sufficient amount of an amine to the mixture to form a combination comprising the second hydrofluoroolefin and a reaction product of the first hydrofluoroolefin and the amine; and then c) separating the reaction product from the combination. This is particularly useful for removing 1,2,3,3,3-pentafluoropropene (HFO-1225ye) impurities from the hydrofluoroolefin 2,3,3,3-tetrafluoropropene (HFO-1234yf). HFO-1234yf is a refrigerant with low global warming potential. | 08-05-2010 |
| 20100237279 | AZEOTROPE-LIKE COMPOSITIONS OF PENTAFLUOROPROPANE, CHLOROTRIFLUOROPROPENE, AND HYDROGEN FLUORIDE - The invention is directed to a ternary azeotrope-like mixture consisting essentially of effective amounts of 1,1,1,3,3-pentafluoropropane, 1-chloro-3,3,3-trifluoropropene, and hydrogen fluoride. | 09-23-2010 |
| 20110126558 | USE OF LOW GWP REFRIGERANTS COMPRISING CF3I WITH STABLE LUBRICANTS - The invention pertains to heat transfer compositions, particularly to automobile refrigerants comprising a hydrofluoroalkene, an iodocarbon, and at least one lubricant having hydrogen atoms and carbon atoms, wherein no more than 17% of the total number of hydrogen atoms which are attached to a carbon atom are tertiary hydrogen atoms. | 06-02-2011 |
