1673 results about "Activated oxygen" patented technology

A thermal treatment apparatus 1 includes a reaction tube 2 for containing wafers 10 contaminated with organic substances having a heater 12 capable of heating the reaction tube; a first gas supply pipe 13 for carrying oxygen gas into the reaction tube 2; and a second gas supply pipe 14 for carrying hydrogen gas into the reaction tube 2. Oxygen gas and hydrogen gas are supplied through the first gas supply pipe 13 and the second gas supply pipe 14, respectively, into the reaction tube 2, and the heater 12 heats the reaction tube 2 at a temperature capable of activating oxygen gas and hydrogen gas. A combustion reaction occurs in the reaction tube 2 and thereby the organic substances adhering to the wafers 10 are oxidized, decomposed and removed.

A patterning method comprises a step for forming a first film on a substrate, a step for forming a multilayer film including a resist film on the first film, a step for patterning the resist film by photolithography to form a patterned resist film having a predetermined pattern, a step for forming an silicon oxide film different from the first film on the patterned resist film and the first film by supplying a first gas containing an organic silicon and a second gas containing an activated oxygen species alternately to the substrate, a step for etching the silicon oxide film to form a sidewall spacer on the sidewall of the patterned resist film, a step for removing the patterned resist film, and a step for processing the first film by using the sidewall spacer as a mask.

A method includes providing an article including an oxygen scavenger; forming the article into a container; placing an oxygen sensitive product into the container; and exposing the container to actinic radiation at a dosage effective to sterilize the container, and trigger the oxygen scavenger in the article. Alternative methods are also disclosed. A package includes a container, the container including an activated oxygen scavenger; wherein the container is sterilized; and wherein an oxygen sensitive product is disposed in the container.

The present invention provides methods for cleaning surfaces that are sensitive to high temperatures and/or that have pH limitations. Exemplary surfaces to be cleaned using the methods of the present invention include membranes. The methods of the present invention include applying an active oxygen use solution including an active oxygen source to the surface. An activator complex and an alkaline override use solution are applied to the surface, either in combination, or in a stepwise manner, before, after or simultaneously with the active oxygen use solution.

The invention relates to hydrogen-rich water and a preparation method thereof, and belongs to the field of food beverages. The hydrogen-rich water is prepared by the following steps: firstly introducing nitrogen into a closed pressure vessel, emptying the nitrogen, introducing hydrogen to 0.1-4 MPa, stirring for 10-30 minutes with the pressure being maintained at 0.1-4 MPa. After the hydrogen-rich water is filled, the hydrogen content within a shelf life of 12 months is 1.35-1.65 ppm; the redox potential is between -400 and -600 mV; and the elimination activity of active oxygen peroxide SOSA index is 7.0-9.0 units. The invention solves the problems that hydrogen is dissolved in water and does not precipitate; the prepared bottle-packed hydrogen-rich water finished product can be stored for a long time, is convenient for transportation and sale, can be drunk immediately when a bottle is opened; the preparation and filling methods of the hydrogen-rich water are simple and practical, do not consume a lot of equipment and energy, and has low cost.

A hybrid beam deposition (HBD) system and methods according to the present invention utilizes a unique combination of pulsed laser deposition (PLD) technique and equipment with equipment and techniques that provide a radical oxygen rf-plasma stream to effectively increase the flux density of available reactive oxygen at a deposition substrate for the effective synthesis of metal oxide thin films. The HBD system and methods of the present invention further integrate molecular beam epitaxy (MBE) and/or chemical vapor deposition (CVD) techniques and equipment in combination with the PLD equipment and technique and the radical oxygen rf-plasma stream to provide elemental source materials for the synthesis of undoped and/or doped metal oxide thin films as well as synthesis of undoped and/or doped metal-based oxide alloy thin films.

The present invention relates to a device for reducing the oxygen content of the air surrounding pharmaceutical dosage forms contained within an oxygen-permeable bottle, while also maintaining a relatively low moisture level in said air during the shelf-life of the product. Accordingly, a pharmaceutical package contains a dessicant in a first sub-container and a self-activated oxygen-absorber in a second sub-container.

The present invention provides a multilayer film having an active oxygen barrier and at least one layer containing an iron-based oxygen scavenging composition. In one embodiment, the active barrier layer comprises a composition that is a blend of a thermoplastic resin (A) having carbon-carbon double bonds substantially in its main chain, a transition metal salt (B), and an oxygen barrier polymer (C). In some embodiments the active barrier layer may also include a compatibilizer (D). The layer containing the iron-based oxygen scavenging composition helps to maintain the oxygen barrier properties of the active barrier layer, and under both retort and non-retort conditions. As a result, the useful shelf life of the multilayer film can be extended.

The present subject matter relates to red emitting mitochondria-targeted aggregation induced emission (AIE) probes as an indicator for membrane potential and mouse sperm activity. The present subjectmatter relates to AIE-active fluorescent probes for reactive oxygen species (ROS) detection and related biological applications, such as inflammation imaging and glucose assay, as well as the preparation and application of red fluorescent AIEgens.

A composition and a process for using the composition to treat water for clarifying, sanitizing, or disinfecting water wherein the composition comprises an active oxygen compound and one or more precursors for generating chlorine dioxide (ClO₂), and the process comprises contacting water with a solid composition comprising an active oxygen compound and precursors for generating ClO₂ and is characterized in that, upon the contacting, at least 10 grams of the composition can be dissolved in about 3.8 liters of water at 25° C. in less than about 60 minutes, thereby generating a solution containing at least about 40 ppm ClO₂, is disclosed.

The present invention provides an etchant composition comprising

• • A) high strength potassium monopersulfate providing from about 0.025% to about 0.8% by weight of active oxygen;
  • B) from about 0.01% to about 30% by weight of the composition of B1) an organic acid, alkali metal salt of an organic acid, ammonium salt of an organic acid, or a homopolymer of an organic acid, or B2) a halogen or nitrate salt of phosphonium, tetrazolium, or benzolium, or B3) a mixture of component B1) and B2); and
  • C) from about 0% to about 97.49% by weight of the composition of water; and a method of etching a substrate using said composition.

The invention provides a catalyst for tail gas purification and a preparation method of the catalyst for tail gas purification. The catalyst for tail gas purification comprises an alumina supporter, cerium dioxide borne on alumina and a precious metal active component borne on the surface of the cerium dioxide. The alumina supporter and the cerium dioxide are prepared according to the sediment hydrothermal method. The precious metal active component is borne according to the hydrothermal in-situ reduction sediment method. According to the catalyst for tail gas purification, the interaction between the cerium dioxide and a precious metal species is strong, the cerium dioxide supporter can generate more oxygen vacancies, oxygen molecules are activated and converted into a reactive oxygen species, and therefore the activity of catalytic oxidation is improved. Interspersion and mutual contact are conducted between the alumina and the cerium dioxide, the mutual insulation function is achieved, sintering with the single cerium oxide serving as a supporter can be avoided, and the thermal stability of the alumina at a high temperature is remarkably improved.

The present invention provides a composition comprising: a polyester base polymer; at least one non-polymeric oxidizable organic compound; at least one transition metal in a positive oxidation state, said metal being present in the composition in an amount of from about 10 to about 400 ppm; and at least one activator compound selected from the group consisting of: (i) a polyester ionomer containing a sulfoisophthalate moiety, (ii) a polyol derivative and (iii) a N-hydroxyimide, wherein the at least one non-polymeric oxidizable organic compound is present in an amount of from about 0.10 to about 10 weight percent of the composition, and wherein the at least one activator compound is present in an amount of from about 0.01 to about 5 weight percent of the composition. The compositions of the present invention do not exhibit an induction period prior to the onset of oxygen scavenging upon formation into a container.

A low-foaming cleaning solution and dry particulate formulation which can be diluted with water, deionized water, or mixtures thereof, to form the cleaning solution. The cleaning solution has an alkaline pH, which is preferably from about 8 to about 11.5 and consists essentially of at least one low foaming surfactant in a concentration of from about 0.005% to about 40% w/w of the total solution, at least one active oxygen releasing compound in an amount effective to produce a hydrogen peroxide concentration of from about 0.005% to about 50% w/w of the total solution, at least one builder in a concentration of from about 0.001% to about 50% w/w of the total solution, and at least one diluent selected from the group consisting of water, deionized water, and mixtures thereof. The at least one surfactant is selected from the group consisting of C3-C8 alkane sulfonates, C3-C8 alkyl sulfates, C1-C7 alkyl naphthalene sulfonates, polyoxyethylene/polyoxypropylene block copolymers having a polyoxypropylene molecular weight of from about 1500 to about 8500, of which less than about 30% of the total molecular weight is due to the polyoxyethylene portion, and mixtures thereof. The at least one active oxygen releasing compound is selected from the group consisting of hydrogen peroxide, at least one source of hydrogen peroxide, and mixtures thereof.

This invention relates to biology and medicine and, in particular, can be used in medicine to make a pharmaceutical composition for targeted delivery of biologically active substances into mitochondria, driven by proton electro-chemical potential in the mitochondria. This invention also relates to the method to affect an organism by the targeted delivery of biologically active compounds to mitochondria. The invention can be useful in treatment of diseases or disorders associated with not normal functioning of mitochondria, in particular diseases associated with increased production of free radicals and reactive oxygen species.

A liquid composition with stable reactive oxygen species and other radicals is disclosed.