Abstract: An electrodeposition composition comprising: (a) a source of copper ions; (b) an acid; (c) a suppressor, and (d) a leveler, wherein the leveler comprises a quaternized dipyridyl compound prepared by reacting a dipyridyl compound with a difunctional alkylating agent or a quaternized poly(epihalohydrin). The electrodeposition composition can be used in a process for forming a copper feature over a semiconductor substrate in wafer level packaging to electrodeposit a copper bump or pillar on an underbump structure of a semiconductor assembly.

Abstract: A wellbore fluid includes a base fluid; and a crosslinked and branched polymeric fluid loss control agent formed from at least an acrylamide monomer and a sulfonated anionic monomer; wherein the fluid loss control agent has an extent of crosslinking that is selected so that the fluid loss control agent has a viscosity that is within a peak viscosity response of the viscosity response curve.

Abstract: The present disclosure provides compositions and methods useful in the deactivation of allergens. The compositions can comprise a peroxide and can particularly be at a relatively low pH (e.g., less than 5). The compositions exhibit efficacy for deactivation of a wide variety of allergens and are suitable for application to one or more types of surfaces to provide for deactivation of at least a portion of allergens present on the surface.

Abstract: The invention relates to a package of performance additives for bitumen or bituminous compositions including an acidic adjuvant and a H2S scavenger chosen from organic or inorganic copper salts. The invention also relates to the use of said H2S scavenger in order to reduce the H2S emissions of bitumen or of a bituminous composition treated with the acidic adjuvant. The invention additionally relates to a process for the preparation of a bituminous composition. The preparation process according to the invention makes it possible to obtain bitumen/crosslinked polymer compositions having better mechanical and dynamic properties in comparison with the bitumen/crosslinked polymer compositions of the prior art, while substantially reducing the releases of hydrogen sulfide (H2S).

Abstract: Stabilized hydrogen peroxide-containing compositions and methods of making same are disclosed. The compositions contain a stabilizer system made up of a disulfonate surfactant, a diester solvent, and a sulfonic acid or a salt thereof in a sufficient quantity to provide the stabilized hydrogen peroxide with an acidic pH value. The compositions are suitable for use as disinfectants, as cleaning agents, and in various personal care applications such as hair care and tooth whitening.

Abstract: Corrosion induced by the presence of naphthenic acids in hydrocarbon fluids, particularly where such fluids are at elevated temperatures, may be inhibited or controlled through use of corrosion inhibiting compositions comprising a combination of a minor portion of a phosphorus-based constituent and a major portion of a sulfur-based constituent, nitrogen-based constituent, or combination thereof. In another embodiment the sulfur-based constituent and/or nitrogen-based constituent may be used without any phosphorus-based constituent. Where the compounds are appropriately selected, the compositions may inhibit corrosion to a degree comparable or nearly comparable to the inhibition provided by an equal amount of some conventional phosphorus-based compounds alone, but are significantly less likely to impair catalyst activity in downstream cracking and refinery operations.

Abstract: A method of making a consumable product containing purified embryonated Trichuris suis ova (TSO) preferably includes steps of: storing the TSO in an acidic solution; adding a food preservative to the acidic solution to produce a preservative-acid-solution; forming a mixing solution by raising the pH of the preservative-acidic-solution to match the pH of a food substance by titrating the preservative-acidic-solution with an acid neutralizer so that the pH changes at a rate of not more than 1 pH unit per 24 hours, preferably to a pH not higher than 5.0; and producing the consumable product by combining the mixing solution and the food substance while maintaining the temperature of the consumable product between 1 degree Centigrade and 47 degrees Centigrade.

Abstract: A chemical mechanical polishing (CMP) composition comprising (A) inorganic particles, organic particles, or a mixture or composite thereof, (B) a glycoside of the formulae 1 to 6 wherein R1 is alkyl, aryl, or alkylaryl, R2 is H, X1, X2, X3, X4, X5, X6, alkyl, aryl, or alkylaryl, R3 is H, X1, X2, X3, X4, X5, X6, alkyl, aryl, or alkylaryl, R4 is H, X1, X2, X3, X4, X5, X6, alkyl, aryl, or alkylaryl, R5 is H, X1, X2, X3, X4, X5, X6, alkyl, aryl, or alkylaryl, and the total number of monosaccharide units (X1, X2, X3, X4, X5, or X6) in the glycoside is in the range of from 1 to 20, and (C) an aqueous medium.

Abstract: This invention relates to galvanic aluminum alloy powder-pigments coated with semi-conducting corrosion inhibiting compositions and to the process for preparing said coated powder-pigments for coating metal substrates to inhibit corrosion. The coated aluminum alloy powder-pigments are electrically active and prevent corrosion of metals which are more cathodic (electropositive) than the coated aluminum alloy pigments.

Abstract: Processes and reagents for inhibiting or eliminating scale formation during wet-process phosphoric acid production are provided and include adding to a wet-process phosphoric acid production stream a scale inhibiting amount of a reagent having an aliphatic or aromatic compound containing at least two hydroxy groups, and at least one amine.

Abstract: Corrosion protection formulation comprising (A) from 0.01 to 5% by weight of alkylamine ethoxylates as surfactant component, (B) from 0.01 to 10% by weight of corrosion inhibitors, (C) from 0 to 0.3% by weight of thickeners, (D) from 5 to <75% by weight of freezing point-lowering alcohols selected from among alkanols, glycols, polyalkylene glycols and glycerol, (E) from 5 to 90% by weight of vegetable and/or fatty oils, (F) from 0 to 5% by weight of water and (G) from 0 to 5% by weight of conventional emulsifiers. The formulation is particularly suitable for protecting zinc or zinc-plated components or surfaces or cadmium or cadmium-plated metallic surfaces against corrosion caused by runway deicing compositions used at airports.

Abstract: Water treatment compositions are provided that are effective for mitigating corrosion or fouling of surfaces in contact with aqueous systems. The water treatment compositions can include one or more azole compounds, one or more transition metals, and one or more dispersants, in addition to various other additives. The water treatment compositions can exclude phosphorus and still be effective. Methods for mitigating corrosion or fouling of a surface in an aqueous system are also provided.

Abstract: The present application describes a novel, advantageous purification method which guarantees the embryonation capability and the viability of a worm egg suspension. The T. suis worm eggs are first treated in a non-embryonated condition in a sulfuric acid solution at about =ph 2. Bacteria and viruses are thereby killed successfully. The germination number of yeasts and fungi is reduced. In a second step, the pH-value is increased and an orally tolerated preservative is added. Yeasts and fungi are thereby killed successfully. The suspension medium used in the second purification step can then be used as a culture medium for additional production (embryonation) and storage.

Abstract: Disclosed are systems and methods for monitoring and controlling a real-time oxidation-reduction potential in a hot water system to inhibit corrosion in the hot water system. The method includes defining one or more operational protective zones in the hot water system. One or more of the operational protective zones includes an oxidation-reduction potential probe that is operable to measure a real-time oxidation-reduction potential in the hot water system at operating temperature and pressure. The probe transmits the measured real-time potential to the controller, which assesses and interprets the transmitted potential to determine whether it conforms to an oxidation-reduction potential setting. If the measured potential does not conform the oxidation-reduction potential setting, the controller is operable to feed or remove one or more active chemical species into or from the hot water system and further operable to change at least one system parameter.

Abstract: The present invention relates to the use of a polyesteramine or a polyester polyquaternary ammonium compound as a corrosion inhibitor for metal surfaces, and to a method for protecting a metal surface from corrosion by contacting the metal surface with said corrosion inhibitor.

Abstract: The invention provides the use of a surfactant as a corrosion inhibitor, wherein the surfactant is selected from derivatives of alkyl polyglucosides and derivatives of terpene alkoxylates, and mixtures thereof, provided that the derivatives are not sulfosuccinates. Also provided is a method of preventing or reducing corrosion of a metal component that is in contact with, or will be in contact with, an aqueous fluid, wherein the method comprises providing a surfactant and applying the surfactant to the metal component or adding the surfactant to the aqueous fluid that is in contact with, or will be in contact with, the metal component, wherein the surfactant is selected from derivatives of alkyl polyglucosides and derivatives of terpene alkoxylates, and mixtures thereof, provided that the derivatives are not sulfosuccinates.

Abstract: The present invention includes compositions and methods of supplying a corrosion inhibitor including placing a corrosion inhibitor attached to a nanostructure carrier, placing the nanostructure carrier containing the corrosion inhibitor at a location and the nanostructure carrier is capable of releasing the corrosion inhibitor.

Abstract: The present invention relates to nitrogen-containing hydroxyethyl substituted compounds to be used as corrosion inhibitors for metal surfaces, for example in aqueous systems and in particular in oil-field applications, e.g. in oil or gas wells, and which could be used under sweet-well conditions as well as under sour-well conditions. It may also be used in oil-field acidizing and fracture-acidizing well stimulation treatment. The compounds belong to the group of partly ethoxylated fatty alkylamines, partly ethoxylated alkyletheramines and partly or fully hydroxyethyl substituted alkylamidopropylamines.

Abstract: The present invention relates to compositions including medium chain peroxycarboxylic acid, methods for making these compositions, and methods for reducing the population of a microorganism. The compositions can include advantageously high levels of the medium chain peroxycarboxylic acid, can be readily made, and/or can exhibit reduced odor.

Abstract: The present invention provides the use of a sulfosuccinate as a corrosion inhibitor. In particular, the sulfosuccinate may be used to inhibit the corrosion of a metal component that is, or will be, in contact with an aqueous fluid, in order to prevent or reduce corrosion of the metal component. The sulfosuccinate may be used to inhibit corrosion of a metal component in an industrial aqueous system, such as a hydrocarbon plant; a chemical plant; a water plant; or a paper manufacturing plant, and in particular in an oilfield system or a downstream oil-related system.

Abstract: Acidic fluids used in wells or pipelines cause corrosion of carbon steel. Methods for inhibiting corrosion include contacting carbon steel with a fluid having an aqueous acidic phase including a material selected from the group consisting of: a material of a plant in the Solanaceae family, an extract of a material of a plant in the Solanaceae family, a withanolide, a source of a withanolide, a withanolide derivative, a source of a withanolide derivative, and any combination thereof. The methods have wide application in various kinds of operations involved in the production or transportation of oil and gas, such as acid stimulation in a well or remedial treatment in a pipeline.

Abstract: Disclosed are quaternary ammonium salts containing non-halogen anions such as carbonates, bicarbonates, phosphates, glycolates and mixtures thereof as conversion coatings or additives imparting anti-corrosive properties to paints. The invention relates to a method for inhibiting the corrosion of metal surfaces by applying a composition containing one or more quaternary ammonium carbonate or bicarbonate. The disclosure is also directed to anti-corrosive coatings for metal substrates containing these compounds and to metal substrates having these anticorrosive coatings.

Abstract: Transport scheduling and transport processes for low microbial (“LM”) bulk products are described. The transport scheduling and processes facilitate low microbial activity in a LM bulk product during the transport of the LM bulk product.

Abstract: Transport scheduling and transport processes for low microbial (“LM”) bulk products are described. The transport scheduling and processes facilitate low microbial activity in a LM bulk product during the transport of the LM bulk product.

Abstract: Transport scheduling and transport processes for low microbial (“LM”) bulk products are described. The transport scheduling and processes facilitate low microbial activity in a LM bulk product during the transport of the LM bulk product.

Abstract: The present invention relates to nitrogen-containing hydroxyethyl substituted compounds to be used as corrosion inhibitors for metal surfaces, for example in aqueous systems and in particular in oil-field applications, e.g. in oil or gas wells, and which could be used under sweet-well conditions as well as under sour-well conditions. It may also be used in oil-field acidizing and fracture-acidizing well stimulation treatment. The compounds belong to the group of partly ethoxylated fatty alkylamines, partly ethoxylated alkyletheramines and partly or fully hydroxyethyl substituted alkylamidopropylamines.

Abstract: The present invention relates to a method of preventing or alleviating the problems associated with corrosion and to novel formulations for use in such a method.

Abstract: The present invention includes compositions and methods of supplying a corrosion inhibitor including placing a corrosion inhibitor attached to a nanostructure carrier, placing the nanostructure carrier containing the corrosion inhibitor at a location and the nanostructure carrier is capable of releasing the corrosion inhibitor.

Abstract: Disclosed are quaternary ammonium salts containing non-halogen anions such as carbonates, bicarbonates, phosphates, glycolates and mixtures thereof as conversion coatings or additives imparting anti-corrosive properties to paints. The invention relates to a method for inhibiting the corrosion of metal surfaces by applying a composition containing one or more quaternary ammonium carbonate or bicarbonate. The disclosure is also directed to anti-corrosive coatings for metal substrates containing these compounds and to metal substrates having these anticorrosive coatings.

Abstract: Methods of inhibiting the corrosion of a metal surface contacted by an aqueous acid solution. The methods combine a corrosion inhibiting composition with the aqueous acid solution, wherein the corrosion inhibiting composition comprises a reaction product of an alpha,beta-unsaturated ketone with a primary or secondary amine. The metal surface is then contacted with the aqueous acid solution comprising the corrosion inhibiting composition, thereby inhibiting corrosion thereon.

Abstract: A method for de-soiling and disinfecting produce, the method including: treating the produce with a catholyte solution to yield a catholyte treated produce; sonicating the catholyte treated produce to yield a sonicated produce; and treating the sonicated produce with an anolyte solution.

Abstract: Disclosed are nucleic acid-based molecular switches that respond to changes in pH. The switches may be used in DNA nanodevices. The switches may also act as sensors for measuring the pH of a sample, including cells, regions thereof, and whole organisms. The switch includes an A-motif that forms at acidic pH. Also disclosed are compositions and methods for measuring the pH of cells or regions thereof, such as vesicles, the nucleus, mitochondrial matrix, or the Golgi lumen.

Abstract: Disclosed are nucleic acid-based molecular switches that respond to changes in pH. The switches may be used in DNA nanodevices. The switches may also act as sensors for measuring the pH of a sample, including cells, regions thereof, and whole organisms. The switch includes an A-motif that forms at acidic pH. Also disclosed are compositions and methods for measuring the pH of cells or regions thereof, such as vesicles, the nucleus, mitochondrial matrix, or the Golgi lumen.

Abstract: The present invention relates to inhibition of high temperature naphthenic acid corrosion occurring in hydrocarbon processing units.

Abstract: Provided is an anticorrosive composition for use in aqueous salt solutions. The composition contains an antimony compound and at least two other components selected from morpholine derivatives, acetylenic alcohols, ascorbic acid derivatives, and selenium compounds. The composition is particularly useful for inhibiting corrosion of metallic surfaces of drilling devices or refrigeration systems that are in contact with salt brines at elevated temperatures.

Abstract: Methods of inhibiting the corrosion of a metal surface contacted by an aqueous acid solution. The methods combine a corrosion inhibiting composition with the aqueous acid solution, wherein the corrosion inhibiting composition comprises a reaction product of an alpha,beta-unsaturated ketone with a primary or secondary amine. The metal surface is then contacted with the aqueous acid solution comprising the corrosion inhibiting composition, thereby inhibiting corrosion thereon.

Abstract: One or more methods for inhibiting corrosion in an aqueous medium that contain a composition with a specified generic formula are disclosed. The aqueous medium can be contained in an oil or gas pipeline or refinery.

Abstract: One or more methods for inhibiting corrosion in a fluid that contain a composition with a specified generic formula are disclosed. The fluid can be contained in an oil or gas pipeline or refinery.

Abstract: A method and system for reducing corrosion in a turbomachine. The method may include providing a process gas to a condenser, wherein the process gas contains a condensate having a pH level that is acidic. The condenser may be configured to remove at least a portion of the condensate from the process gas. Any condensate that is not removed is a remaining condensate. The method may further include increasing the pH level of the remaining condensate to above about 4 by mixing the process gas and the remaining condensate with an amount of pH modifier to form a mixture, and directing the mixture to a compressor coupled to the condenser, wherein the compressor is configured to compress the mixture.

Abstract: Disclosed are coolants comprising brazed metal corrosion inhibitors. In one embodiment, the disclosed brazed metal corrosion inhibitor will comprise a polycarboxylic acid functional compound having the structure: wherein R1, R2, R3, and R4 are each independently selected from the group consisting of H, OH, COOH, C1-C10alkyl groups, glycol esters, anhydride groups, —COOM, and combinations thereof, wherein M is at least one of H, alkali metal ions, alkali earth metal ions, NH4+, amines, imidazoline, polyalcohol esters, C1 to C12 alkyl groups, and combinations thereof; wherein (1) at least three of R1, R2, R3, and R4 contain the group —COOM, wherein M is defined above; or (2) at least two of R1, R2, R3, and R4 contain an anhydride group, and at least one of R1, R2, R3, and R4 contain the group —COOM, wherein M is defined above.

Abstract: Methods and compositions are provided that inhibit the corrosion of metal surfaces by aqueous acid solutions. The inhibition is basically achieved by the addition of a reaction product of an alpha, beta-unsaturated aldehyde or ketone with a primary or secondary amine to the aqueous acid solution.

Abstract: Corrosion of metallic tubulars in an oil, gas or geothermal well may be inhibited by introducing into the well a dithiazine or dithiazine of the formula: wherein R is selected from the group consisting of a C1 to C12 saturated or unsaturated hydrocarbyl group or a C1 to C10 ?-hydroxy saturated or unsaturated hydrocarbyl group; R1 is selected from the group consisting of a C1-C24 straight chain or branched alkyl group or a C1-C24 arylalkyl; R2 is selected from the group consisting of X-R4-X, R4 being a C1-C6 alkyl group; and X is chlorine, bromine or iodine. The dithiazine may he isolated from a whole spent fluid formed by reaction of hydrogen sulfide and a triazine. Alternately, the whole spent fluid containing the dithiazine may be introduced into the well. The dithiazines of formulae (II) and (III) are quaternized derivatives of the dithiazine of formula (I).

Abstract: Corrosion of metallic tubulars in an oil, gas or geothermal well may be inhibited by introducing into the well a dithiazine of the formula: wherein R is selected from the group consisting of a C1 to C10 saturated or unsaturated hydrocarbyl group or a C1 to C10 ?-hydroxy saturated or unsaturated hydrocarbyl group. The dithiazine may be isolated from a whole spent fluid formed by reaction of hydrogen sulfide and a triazine. Alternately, the whole spent fluid containing the dithiazine may be introduced into the well. In addition, the dithiazine or whole spent fluid may be formulated with at least one component selected from alkyl, alkylaryl or arylamine quaternary salts; mono or polycyclic aromatic amine salts; imidazoline derivative or a quaternary salt thereof; a mono-, di- or trialkyl or alkylaryl phosphate ester; or a monomeric or oligomeric fatty acid.

Abstract: A method of inhibiting corrosion in a fluid is disclosed. The method comprises: adding to the fluid an effective corrosion inhibiting amount of a synergist, a synergist when H2S is present in the fluid, or no synergist when H2S is present in the fluid, and a composition comprising specified following formula and optionally salts thereof.

Abstract: A sour gas sweetening solution comprises an aqueous solution of a silicon-containing compound and an amine-containing compound. The silicon-containing compound is preferably maintained at a concentration less than or equal to 500 parts per million (“ppm”) more preferably less than or equal to 400 ppm, and most preferably between about 100 ppm and 300 ppm as SiO2. The silicon-containing compound can be MxSiyOz, wherein “M” is a metal and “x”, “y” and “z” are numbers greater than zero. The amine-containing compound can be selected from the group consisting of primary amines, secondary amines and tertiary amines.

Abstract: The invention involves a method of reducing corrosion inside power generation cycle equipment during plant shutdown and start-up periods by substantially reducing or totally eliminating internal contamination with corrosion causing acidic gases such as carbon dioxide and oxides of sulfur and nitrogen. Acidic gases are removed at their potential points of entry into the cycle either from ingressing ambient air or dissolved in make-up water in different kinds of filters.

Abstract: The present invention relates to processes for fluidizing a population of catalyst particles that are depleted of catalyst fines. In one embodiment, the process includes providing a plurality of catalyst particles in the reactor, wherein the catalyst particles have a d2 value of greater than about 40 microns. The catalyst- particles are contacted with a fluidizing medium under conditions effective to cause the catalyst particles to behave in a fluidized manner and form a fluidized bed. The particles are contacted with one or more primary obstructing members while in the fluidized bed. By fluidizing the catalyst particles in this manner, the catalyst particles can be maintained at an axial gas Peclet number of from about 10 to about 20.

Abstract: A novel Flame Temperature Analyzer (FTA) method and apparatus for measuring combustible gas concentration and oxygen content in a sample gas includes supplying a mixture of oxidant and fuel to a sensing flame and measuring the temperature of the flame as the sample is added to the combustion chamber.

Abstract: The invention relates to a method for inhibiting the biological acidification of water which is in contact with materials containing sulfur in reduced form or with elemental sulfur, susceptible to oxidation on the part of Thiobacilli, comprising putting said materials in contact with soluble inorganic salts at concentrations ranging from 0.4 normal to saturation.

Abstract: A composition of matter and the method of making that provides a low pH acidic composition that is useful for destroying microorganisms that are undesirable and useful for destroying or reducing melanomas on human skin. The composition and method include sulfuric acid combined with distilled water and ammonium sulfate under at least 15 psi pressure in a pressurized container, all of which is heated to approximately 800° F. or more for at least 3 hours. The final cooled mixture is stabilized with 10 percent of the original mixture. The resultant composition is useful for preserving food, such as fresh fish, and for skin treatment of melanoma and as bactericides, fungicides, or viricides.