x

1,4-Dihydropyridine-3-carboxylate derivatives

1,4-Dihydropyridine-3-carboxylate derivatives are produced having vasodilating and hypotensive action.




x

Carbohydrate substituted dibenzo[D,G][1,3,2]dioxaphosphocin stabilizers

Carbohydrate substituted dibenzo[d,g][1,3,2]dioxaphosphocin compounds of formula I ##STR1## where A is a carbohydrate residue are effective stabilizers for polymers processed at elevated temperatures and subject to thermal or oxidative degradation.




x

Carbohydrate substituted dibenzo[d,f][1,3,2]dioxaphosphepin stabilizers

Carbohydrate substituted dibenzo[d,f][1,3,2]dioxaphosphepin compounds of formula I ##STR1## where A is a carbohydrate residue are effective stabilizers for polymers processed at elevated temperatures and subject to thermal or oxidative degradation.




x

Method of producing a bis(2-carboxyethyl)alkyl phosphine oxide and a derivative thereof

A method of producing a bis(2-carboxyethyl)-alkyl phosphine oxide represented by the following general formula (1) is disclosed. ##STR1## The method comprises the following Steps 1-4: step 1 wherein phosphine is reacted with acrylonitrile to produce bis(2-cyanoethyl)phosphine and then, in step 2, reacted with an alkene to produce a bis(2-cyanoethyl)alkyl phosphine, and in step 3, reacted with an oxidizing agent to produce a bis(2-cyanoethyl)alkyl phosphine oxide, and in step 4, said bis(2-cyanoethyl)alkyl phosphine oxide is reacted with water or a lower alcohol to give a bis(2-carboxyethyl)alkyl phosphine oxide or a derivative thereof.




x

Diene complexes of group 4 metals and process of preparation

Disclosed is a process for preparing bridged Group 4 metal complexes containing a neutral diene ligand starting from the corresponding novel, metal diene containing complexes by reaction thereof with the divalent derivative of a bridged bidentate ligand compound. The novel, intermediate metal diene complexes, their formation from tetravalent metal salts and an integrated process combining both process steps are claimed.




x

Curable organopolysiloxane compositions

Curable organopolysiloxane compositions comprising a platinum catalyst selected from the group consisting of (PR23)2 Pt(--C.tbd.C--R3)2 (III), (R22 P--R4 --PR22)Pt(--C.tbd.C--R3)2 (IV)and H--C.tbd.C--R5 --C.tbd.C--[--Pt(PR23)2 --C.tbd.C--R5 --C.tbd.C--]e --H (V)where R2, R3, R4, R5 and e are as defined in claim 1.




x

Osmium oxide composition

The present invention provides an osmium oxide composition comprising an osmium oxide microencapsulated in an aromatic polyolefin (hereinafter abbreviated as MCOsOx), a method for preparation of MCOsOx, which comprises allowing an osmium oxide to contact with an aromatic polyolefin in an organic solvent, and precipitating MCOsOx, an oxidizing agent comprising MCOsOx, a method for preparing a chiral diol compound, which comprises reacting MCOsOx, a chiral ligand and an olefin compound with each other, and a method for preparing a chiral diol compound, which comprises oxidizing an olefin compound with MCOsOx wherein a chiral ligand further coordinates to an osmium oxide.




x

Osmium oxide composition

The present invention provides an osmium oxide composition comprising an osmium oxide microencapsulated in an aromatic polyolefin (hereinafter abbreviated as MCOsOx), a method for preparation of MCOsOx, which comprises allowing an osmium oxide to contact with an aromatic polyolefin in an organic solvent, and precipitating MCOsOx, an oxidizing agent comprising MCOsOx, a method for preparing a chiral diol compound, which comprises reacting MCOsOx, a chiral ligand and an olefin compound with each other, and a method for preparing a chiral diol compound, which comprises oxidizing an olefin compound with MCOsOx, wherein a chiral ligand further coordinates to an osmium oxide.




x

Process of preparing a fluid rare earth alkoxylation catalyst

A process to prepare an improved fluid rare earth phosphate catalyst composition useful in preparing alkylene oxide adducts of organic compounds having active hydrogen atoms is provided. The catalyst is prepared by dissolving a rare earth salt in a C9-C30 active hydrogen containing organic compound and then adding phosphoric acid to the organic compound rare earth mixture.




x

Process for the oxidation of cyclohexanone to &egr -caprolactone

This invention relates to a composition comprising antimony trifluoride and silica, a method for the preparation of said composition and use of said composition as a catalyst in a process for the oxidation of cyclohexanone to ε-caprolactone.




x

Metal complex having β-diketonate, process for production thereof, photoelectric conversion element, and photochemical cell

A metal complex having a β-diketonate represented by the following formula (1): wherein M represents a metal atom of the VIII group, R1, R2 and R3 represent a group or an atom selected from the group consisting of an alkyl group, an aryl group, a hydroxyl group, an amino group, an alkoxy group, a hydrogen atom and a halogen atom; X−1 represents an ion selected from a halogen, nitric acid, sulfonic acid, fluoroboric acid, fluorophosphoric acid, or perchloric acid ion; L1 or L2 represents a 2,2'-bipyridine or 1,10-phenanthroline group where these groups may be substituted with a group or an atom selected from an alkyl group, a carboxyl group, a sulfonic acid group, a phosphonic acid group, a hydroxyl group, an amino group, a hydrogen atom and a halogen atom. A photoelectric conversion element and a photochemical cell using the above-mentioned metal complex.




x

Methods, complexes, and system for forming metal-containing films

A method of forming a film on a substrate using Group IIIA metal complexes. The complexes and methods are particularly suitable for the preparation of semiconductor structures using chemical vapor deposition techniques and systems.




x

Oxide sintered body and sputtering target

Provided is an oxide sintered body suitably used for the production of an oxide semiconductor film for a display device, wherein the oxide sintered body has both high conductivity and relative density, and is capable of depositing an oxide semiconductor film having high carrier mobility. This oxide sintered body is obtained by mixing and sintering powders of zinc oxide, tin oxide and indium oxide, and when an EPMA in-plane compositional mapping is performed on the oxide sintered body the percentage of the area in which Sn concentration is 10 to 50 mass % in the measurement area is 70 area percent or more.




x

Powdered NiaM1bM2c(O)x(OH)y compounds, method for the production thereof and use thereof in batteries

The invention is directed to a pulverulent compound of the formula NiaM1bM2cOx(OH)y where M1 is at least one element selected from the group consisting of Fe, Co, Zn, Cu and mixtures thereof, M2 is at least one element selected from the group consisting of Mn, Al, Cr, B, Mg, Ca, Sr, Ba, Si and mixtures thereof, 0.3≦a≦0.83, 0.1≦b≦0.5, 0.01≦c≦0.5, 0.01≦x≦0.99 and 1.01≦y≦1.99, wherein the ratio of tapped density measured in accordance with ASTM B 527 to the D50 of the particle size distribution measured in accordance with ASTM B 822 is at least 0.2 g/cm3·μm. The invention is also directed to a method for the production of the pulverulent compound and the use as a precursor material for producing lithium compounds for use in lithium secondary batteries.




x

Oxide sintered body and sputtering target

Provided are an oxide sintered body and a sputtering target that are ideal for the production of an oxide semiconductor film for a display device. The oxide sintered body and sputtering target that are provided have both high conductivity and high relative density, are capable of forming an oxide semiconductor film having a high carrier mobility, and in particular, have excellent direct-current discharge stability in that long-term, stable discharge is possible, even when used by the direct-current sputtering method. The oxide sintered body of the invention is an oxide sintered body obtained by mixing and sintering zinc oxide, tin oxide, and an oxide of at least one metal (M metal) selected from the group consisting of Al, Hf, Ni, Si, Ga, In, and Ta. When the in-plane specific resistance and the specific resistance in the direction of depth are approximated by Gaussian distribution, the distribution coefficient σ of the specific resistance is 0.02 or less.




x

Process for removing oxygenate from an olefin stream

The present invention provides a process for removing oxygenate from an olefin stream comprising oxygenate, comprising providing to an oxygenate recovery zone the olefin stream comprising oxygenate and a solvent comprising ethanol, treating the olefin stream comprising oxygenate with the solvent, and retrieving from the oxygenate recovery zone at least one oxygenate-depleted olefinic product stream comprising olefin and a spent solvent comprising at least part of the oxygenate.




x

Method for producing p-xylene and/or p-tolualdehyde

Disclosed is a method for producing p-xylene and/or p-tolualdehyde with high yield through a short process using biomass resource-derived substances as raw materials. The method for producing p-xylene and/or p-tolualdehyde of the present invention comprises: a cyclization step of producing 4-methyl-3-cyclohexenecarboxaldehyde from isoprene and acrolein; and an aromatization step of producing p-xylene and/or p-tolualdehyde from 4-methyl-3-cyclohexenecarboxaldehyde by gas-phase flow reaction using a catalyst(s).




x

Solid ganaxolone compositions and methods for the making and use thereof

In certain embodiments, the invention is directed to composition comprising stable particles comprising ganaxolone, wherein the volume weighted median diameter (D50) of the particles is from about 50 nm to about 500 nm.




x

Water-borne paints based on epoxy resins

An aqueous epoxy resin system AB is described comprising an aqueously dispersed epoxy resin A having, on the average, at least one epoxy group per molecule, and a water-soluble or water-dispersible curing agent B which comprises the reaction product of an amine B1 having at least one primary and/or at least one secondary amino group, an adduct B2 of a polyalkylene ether polyol B21 and an epoxide component B22, and an aromatic compound B3 having at least one acidic group selected from the group consisting of hydroxyl and carboxyl groups, which system can be applied by rolling, spraying or brushing to provide corrosion protection on base metals.




x

Process for producing polyimide siloxane solution composition, and polyimide siloxane solution composition

There may be provided a process for producing a polyimide siloxane solution composition having a further improved long-term viscosity stability; and a polyimide siloxane solution composition. In the process for producing the polyimide siloxane solution composition by polymerizing/imidizing a tetracarboxylic acid component and a diamine component consisting of (a) a diaminopolysiloxane, (b) a diamine having a polar group and (c) a diamine other than (a) and (b) in a solvent, the tetracarboxylic acid component and the diamine component excluding (b) the diamine having a polar group are polymerized/imidized to provide a reaction mixture solution, and then (b) the diamine having a polar group is added to the reaction mixture solution last, and the mixture is polymerized/imidized.




x

Epoxy group-terminated polymers, the compositions thereof and the use thereof as impact resistance modifiers

The present invention relates to epoxy group-terminated polymers of the formula (I). Said epoxy group-terminated polymers are suited extremely well as impact resistance modifiers, particularly in epoxy resin compositions. They are particularly suited for use in heat-curing epoxy resin adhesives. It has been found that such epoxy resin compositions not only have excellent mechanical properties and high glass transition temperatures, but also above all improved impact resistance properties, both at room temperature and at low temperatures.




x

Rubber-containing bituminous mixtures and methods for making and using same

Disclosed are methods for producing rubber-containing bituminous mixtures by pressurizing mixtures of bituminous materials, crumb rubber, and one or more suspension agents with a gas, and then reducing the pressure, creating bubbles of the gas in the mixture. Also disclosed are methods of introducing gas into such mixture by rapid mixing. Mixtures produced by the disclosed methods, such as rubber-containing asphalt mixtures and paving compositions thereof, and their use are also disclosed.




x

Homogenous dispensing process for an epoxy-composition with high filler content

The present invention relates to a process for the production of a ready-to-use epoxy composition having a filler content of at least 55 vol.-%, relative to the complete ready-to-use epoxy composition, which comprises: providing a liquid A, which comprises at least one epoxy resin,providing a liquid B, which comprises at least one curing agent,providing a solid component C, which comprises at least one filler,wherein in a first step one of the liquids A or B is filled in a mixing container,in a second step the solid component C is deposited on top of the liquid in the mixing container,in a third step the remaining liquid A or B is deposited on top of the solid component C, andin a fourth step the components are mixed to obtain the ready-to-use epoxy composition.




x

Epoxy resin composition and light emitting apparatus

Disclosed are an epoxy resin composition and a light emitting apparatus. The epoxy resin composition includes a triazine derivative epoxy resin and an alicyclic epoxy resin.




x

Direct-to-metal and exterior durable non-skid coating

A non-skid coating described herein attempts to overcome the deficiencies of the conventional coatings with improved external durability and color retention, a reduced level of VOCs, and direct-to-metal (DTM) adhesion using organo-siloxane chemistry. The non-skid coating has a first component having an amino-functional siloxane resin; a second component having a non-aromatic epoxy resin; a spherical filler for lowering viscosity; a pigment; a coarse aggregate; and a thixotropic agent. The amino-functional siloxane resin can be an amino-functional methyl phenyl polysiloxane, diphenyl polysiloxane or silsesquioxane-based resin. The non-aromatic epoxy resin can be cycloaliphatic or aliphatic. The first component is about 5% to 20% weight of the coating, and the second component is about 80% to 95% weight of the coating.




x

Epoxy resin composition for encapsulating semiconductor, semiconductor device, and mold releasing agent

Disclosed is an epoxy resin composition used for encapsulation of a semiconductor containing an epoxy resin (A), a curing agent (B), an inorganic filler (C) and a mold releasing agent, in which the mold releasing agent contains a compound (D) having a copolymer of an α-olefin having 28 to 60 carbon atoms and a maleic anhydride esterified with a long chain aliphatic alcohol having 10 to 25 carbon atoms.




x

I/O linking, TAP selection and multiplexer remove select control circuitry

Today many instances of IEEE 1149.1 Tap domains are included in integrated circuits (ICs). While all TAP domains may be serially connected on a scan path that is accessible external to the IC, it is generally preferred to have selectivity on which Tap domain or Tap domains are accessed. Therefore Tap domain selection circuitry may be included in ICs and placed in the scan path along with the Tap domains. Ideally, the Tap domain selection circuitry should only be present in the scan path when it is necessary to modify which Tap domains are selected in the scan path. The present disclosure describes a novel method and apparatus which allows the Tap domain selection circuitry to be removed from the scan path after it has been used to select Tap domains and to be replaced back into the scan path when it is necessary to select different Tap domains.




x

Polymeric composition for the neutralization of noxious agents

The present application is directed to a novel composition which acts as a barrier to noxious agents while adding self-detoxifying catalytic treatments to neutralize the noxious and harmful warfare agents when applied for example on a fabric, or other solid support.




x

Reduced fossil fuel in an oxidizer downstream of a biomass furnace

Method of extracting syngas between the zone in a furnace where oxygen-starved combustion of biomass occurs and the zone in the furnace where secondary air is added to complete combustion, conditioning and cleaning the extracted syngas, and delivering it in a metered amount to the oxidizer or upstream of the oxidizer to reduce or eliminate the need for additional fossil fuels once the oxidizer has achieved its operating temperature. The gasifier or furnace burns solid waste and produces a syngas containing relatively high levels of CO, which is extracted from the furnace, conditioned, and introduced into an RTO as a fuel source. In certain embodiments, no extraction of syngas from the furnace takes place; the furnace conditions are manipulated so that normally undesirable levels of CO and other VOC's remain in the process stream. The heat from the furnace is used as intended (e.g., to heat a dryer), the stream is conditioned, and ultimately proceeds to a downstream RTO. Since the gas stream remains rich in CO and VOC's, its fuel value in the RTO is substantially higher than otherwise would be the case.




x

Nano flex HLW/spent fuel rods recycling and permanent disposal

Methods for converting toxic waste, including nuclear waste, to quasi-natural or artificial feldspar minerals are disclosed. The disclosed methods may include converting, chemically binding, sequestering and incorporating the toxic waste into quasi-natural or artificial Feldspar minerals. The quasi-natural or artificial feldspar minerals may be configured to match naturally occurring materials at a selected disposal site. Methods for the immediate, long term, quasi-permanent disposal or storage of quasi natural or artificial feldspar materials are also disclosed.




x

Degradation of phosphate esters by high oxidation state molybdenum complexes

Degradation of phosphate esters, particularly neurotoxins and pesticides, is performed using high oxidative state molybdenum complexes, more particularly molybdenum(VI) complexes. A molybdenum(VI) complex is dissolved in water and then reacted with a phosphate ester. The phosphate esters can include, but are not limited to, VX, VE, VG, VM, GB, GD, GA, GF, parathion, paraoxon, triazophos, oxydemeton-methyl, chlorpyrifos, fenitrothion and pirimiphos-methyl, representing both chemical warfare agents as well as pesticides and insecticides.




x

Efficient complex multiplication and fast fourier transform (FFT) implementation on the ManArray architecture

Efficient computation of complex multiplication results and very efficient fast Fourier transforms (FFTs) are provided. A parallel array VLIW digital signal processor is employed along with specialized complex multiplication instructions and communication operations between the processing elements which are overlapped with computation to provide very high performance operation. Successive iterations of a loop of tightly packed VLIWs are used allowing the complex multiplication pipeline hardware to be efficiently used. In addition, efficient techniques for supporting combined multiply accumulate operations are described.




x

Execution unit with inline pseudorandom number generator

A circuit arrangement and method couple a hardware-based pseudorandom number generator (PRNG) to an execution unit in such a manner that pseudorandom numbers generated by the PRNG may be selectively output to the execution unit for use as an operand during the execution of instructions by the execution unit. A PRNG may be coupled to an input of an operand multiplexer that outputs to an operand input of an execution unit so that operands provided by instructions supplied to the execution unit are selectively overridden with pseudorandom numbers generated by the PRNG. Furthermore, overridden operands provided by instructions supplied to the execution unit may be used as seed values for the PRNG.




x

Proxy calculation system, proxy calculation method, proxy calculation requesting apparatus, and proxy calculation program and recording medium therefor

A function f(x) is calculated with a calculating apparatus that makes a correct calculation with a low probability. Provided that G and H are cyclic groups, f is a function that maps an element x of the group H into the group G, X1 and X2 are random variables whose values are elements of the group G, x1 is a realized value of the random variable X1, and x2 is a realized value of the random variable X2, an integer calculation part calculates integers a' and b' that satisfy a relation a'a+b'b=1 using two natural numbers a and b that are relatively prime. A first randomizable sampler is capable of calculating f(x)bx1 and designates the calculation result as u. A first exponentiation part calculates u'=ua. A second randomizable sampler is capable of calculating f(x)ax2 and designates the calculation result as v. A second exponentiation part calculates v'=vb. A determining part determines whether u'=v' or not. A final calculation part calculates ub'va' in a case where it is determined that u'=v'.




x

Polymer-bound bisacylphosphine oxides

The invention pertains to an oligomer or polymer substituted by one or more bisacylphosphine oxide moieties, characterized in that said bisacylphosphine oxide moiety is linked via the phosphorous atom, optionally via a spacer group, to the oligomer or polymer backbone; as well as to specifically functionalized bisacylphosphine oxides, suitable to prepare said polymers or oligomers.




x

Oxidation resistant homogenized polymeric material

The present invention relates to methods for making oxidation resistant homogenized polymeric materials and medical implants that comprise polymeric materials, for example, ultra-high molecular weight polyethylene (UHMWPE). The invention also provides methods of making antioxidant-doped medical implants, for example, doping of medical devices containing cross-linked UHMWPE with vitamin E by diffusion and annealing the anti-oxidant doped UHMWPE in a super critical fluid, and materials used therein.




x

Method for making a dual curable ethylene propylene diene polymer rubber coating using a photoinitiator and a peroxide

A durable ambient light curable waterproof liquid rubber coating with volatile organic compound (VOC) content of less than 450 grams per liter made from ethylene propylene diene terpolymer (EPDM) in a solvent, a photoinitiator, an additive, pigments, and fillers, and a co-agent and a method for making the formulation, wherein the formulation is devoid of thermally activated accelerators.




x

Thermally resistant optical siloxane resin composition

The present disclosure relates to a thermally resistant optical siloxane resin composition including siloxane containing photo-cationically polymerizable epoxy group, a photo initiator, and an antioxidant.




x

Low-extractable thioxanthones

3-Esters and 3-amides of thioxanthone bearing alkyl chains of appropriate length and can be used as photoinitiators or sensitizers in photopolymerizable systems, in particular for the preparation of coatings compatible with the food use.




x

Pressure-sensitive adhesives with mixed photocrosslinking system

The present disclosure provides a method of providing an adhesive composition comprising the steps of combining crosslinkable composition including: a) a (meth)acryloyl monomer mixture with the b) photocrosslinking agent mixture, and irradiating with UVC radiation to polymerize and crosslink the composition.




x

Vertex array access bounds checking

Aspects of the invention relate generally to validating array bounds in an API emulator. More specifically, an OpenGL (or OpenGL ES) emulator may examine each array accessed by a 3D graphic program. If the program requests information outside of an array, the emulator may return an error when the graphic is drawn. However, when the user (here, a programmer) queries the value of the array, the correct value (or the value provided by the programmer) may be returned. In another example, the emulator may examine index buffers which contain the indices of the elements on the other arrays to access. If the program requests a value which is not within the range, the emulator may return an error when the graphic is drawn. Again, when the programmer queries the value of the array, the correct value (or the value provided by the programmer) may be returned.




x

PCI express channel implementation in intelligent platform management interface stack

Certain embodiments of the present disclosure are directed to a baseboard management controller (BMC) that includes a PCI express (PCIe) interface controller configured to provide access to a PCIe channel over a PCIe link, and firmware. The firmware includes a PCIe module being configured to access the PCIe channel through the PCIe interface controller and registered as a PCIe function. A software stack of the BMC communicates, through the PCIe module, with a PCIe device over the PCIe channel.




x

Bridge between a peripheral component interconnect express interface and a universal serial bus 3.0 device

A bridge includes a Peripheral Component Interconnect Express interface supporting at least two lanes, an Extensible Host Controller Interface, and a Universal Serial Bus 3.0 root hub. The Peripheral Component Interconnect Express interface is used for coupling to a host. Each lane of the at least two lanes provides a highest data transmission speed. The Extensible Host Controller Interface is coupled to the Peripheral Component Interconnect Express interface for storing data transmitted by the Peripheral Component Interconnect Express interface. The Universal Serial Bus 3.0 root hub includes a first controller and a second controller. The first controller and the second controller are used for controlling data transmission of four ports, and a highest data transmission speed provided by each port of the four ports is not more than the highest data transmission speed provided by the lane.




x

Method to facilitate fast context switching for partial and extended path extension to remote expanders

A method, apparatus, and system for switching from an existing target end device to a next target end device in a multi-expander storage topology by using Fast Context Switching. The method enhances Fast Context Switching by allowing Fast Context Switching to reuse or extend part of an existing connection path to an end device directly attached to a remote expander. The method can include reusing or extending at least a partial path of an established connection between an initiator and the existing target end device for a connection between the initiator and the next target end device, whereby the existing target end device and the next target end device are locally attached to different expanders.




x

Cyclohexene-3,6-diyl compound, liquid crystal composition and liquid crystal display device

To provide a compound, when the compound has both a high clearing point and a low crystallization temperature, having a wide temperature range of a liquid crystal phase and also an excellent solubility in other liquid crystal compounds, and further having general physical properties necessary for the compound, namely, stability to heat, light and so forth, a suitable optical anisotropy and a suitable dielectric anisotropy. A compound is represented by formula (1): wherein, for example, Ra and Rb are alkyl having 1 to 10 carbons; A1, A2, A3 and A4 are 1,4-phenylene; Z1, Z2, Z3 and Z4 are a single bond or alkylene having 1 to 4 carbons; and m, n, q and r are independently 0, 1, or 2, and a sum of m, n, q and r is 1, 2, 3 or 4.




x

Methods of preparing para-xylene from biomass

Methods or preparing para-xylene from biomass by carrying out a Diels-Alder cycloaddition at controlled temperatures and activity ratios. Methods of preparing bio-terephthalic acid and bio-poly(ethylene terephthalate (bio-PET) are also disclosed, as well as products formed from bio-PET.




x

Diaryliodonium salt mixture and process for production thereof, and process for production of diaryliodonium compound

Disclosed are: a diaryliodonium salt mixture which is a precursor of a BF4 salt or the like of a diaryliodonium compound, can be produced in the form of crystals at ambient temperature, can be purified in a simple manner, can be produced with high efficiency, and can be induced into a BF4 salt or the like salt that has excellent solubility in a monomer or the like; and a process for producing the diaryliodonium salt mixture. Also disclosed is a production process which can achieve good yield and can produce reduced amounts of byproducts, and is therefore applicable to the industrial mass production of a diaryliodonium compound. The diaryliodonium salt mixture is characterized by containing at least two specific diaryliodonium salts.




x

Process for the reduction of RfCCX impurities in fluoroolefins

The present disclosure relates to processes for reducing the concentration of RfC≡CX impurities in fluoroolefins. The process involves: contacting a mixture comprising at least one fluoroolefin and at least one RfC≡CX impurity with at least one amine to reduce the concentration of the at least one RfC≡CX impurity in the mixture; wherein Rf is a perfluorinated alkyl group, and X is H, F, Cl, Br or I. The present disclosure also relates to processes for making at least one hydrotetrafluoropropene product selected from the group consisting of CF3CF═CH2, CF3CH═CHF, and mixtures thereof and reducing the concentration of CF3C═CH impurity generated during the process. The present disclosure also relates to processes for making at least one hydrochlorotrifluoropropene product selected from the group consisting of CF3CCl═CH2, CF3CH═CHCl, and mixtures thereof and reducing the concentration of CF3C≡CH impurity generated during the process.




x

Compositions comprising supercritical carbon dioxide and metallic compounds

Methods of increasing the solubility of a base in supercritical carbon dioxide include forming a complex of a Lewis acid and the base, and dissolving the complex in supercritical carbon dioxide. The Lewis acid is soluble in supercritical carbon dioxide, and the base is substantially insoluble in supercritical carbon dioxide. Methods for increasing the solubility of water in supercritical carbon dioxide include dissolving an acid or a base in supercritical carbon dioxide to form a solution and dissolving water in the solution. The acid or the base is formulated to interact with water to solubilize the water in the supercritical carbon dioxide. Some compositions include supercritical carbon dioxide, a hydrolysable metallic compound, and at least one of an acid and a base. Some compositions include an alkoxide and at least one of an acid and a base.




x

Method of reducing downward flow of air currents on the lee side of exterior structures

A method of reducing the downward flow of air currents on the leeward side of an emissions emitting structure including the step of using a system that includes components chosen from the group consisting of one or more mechanical air moving devices; physical structures; and combinations thereof to create an increase in the air pressure within a volume of air on the leeward side of an emissions emitting structure having emissions that become airborne. The increased air pressure prevents or lessens downward flow of emissions that would occur without the use of the system and increases the safety by which one can travel a road or other transportation route that might otherwise be visually obscured by the emissions and the safety of the property and those within the area where emissions occur.