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7264747 |
Coated microbubbles for treating an aquifer or soil formations
A microporous diffuser includes a first elongated member including at least one sidewall having a plurality of microscopic openings. The sidewall defines an interior hollow portion of the member....
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7238290 |
Catalytic oxidation of peroxy salts
Transition metal ions have the ability to increase the oxidation performance of the inorganic peroxy salts at room temperature by possibly lowering their activation energy or by producing more...
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7201856 |
Water treatment compositions
Compositions, methods and kits for purifying and clarifying and/or nutrifying contaminated drinking water and which comprise a primary coagulant material, a microbiocidal disinfectant and an...
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7182883 |
Massive bodies containing free halogen source for producing highly converted solutions of chlorine dioxide
A massive body, e.g., a tablet, for producing a solution of chlorine dioxide when the massive body is added to liquid water. The massive body comprises a metal chlorite such as sodium chlorite, an...
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7056538 |
Disinfectant solution based on sodium hypochlorite, and process for preparing it
Sodium hypochlorite disinfectant solution having a pH of between 10.1 and 10.7 and comprising from 0.021 to 5.76% (w/v) of sodium hypochlorite and, relative to the said amount of sodium...
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7018562 |
Compression molded product of quick-dissolving chlorinated isocyanuric acid
A compression molded product of quick-dissolving chlorinated isocyanuric acid, comprising:
(a) trichloroisocyanuric acid, (b) sodium dichloroisocyanurate anhydrous salt, (c) magnesium...
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6866794 |
Strontium peroxide catalyzed oxygen generating compositions
The oxygen generating compositions are formed from a metal powder as a fuel, strontium peroxide as a chlorine suppressant, a catalyst, a reaction rate modifier, and an oxygen source selected from...
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6833085 |
Agent for restricting elution of phosphorus, method for producing the same, and method of restricting elution of phosphorus in sludge
Calcium nitrate, which is known to have the effect of inhibiting elution of phosphorus contained as insoluble substance in sludge in rivers, lakes and coasts in a reducing environment, can be...
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6808650 |
Water improver of coral algae, shell sand and ascorbate salt
The invention pertains to coral sand, more particularly to a composition of coral algae, shell sand and ascorbate being useful as an additive for the improvement of the quality, including the...
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6699404 |
Massive bodies containing free halogen source for producing highly converted solutions of chlorine dioxide
A massive body, e.g., a tablet, for producing a solution of chlorine dioxide when the massive body is added to liquid water. The massive body comprises a metal chlorite such as sodium chlorite, an...
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6500276 |
Polymetalate and heteropolymetalate conversion coatings for metal substrates
The present invention provides a conversion coating solution containing polymetalates and/or heteropolymetalates to oxidize the surface of various metal substrates. The polymetalates have the...
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6471788 |
Ferrate conversion coatings for metal substrates
A method employing oxide film conversion coatings prepared using ferrate (VI) as the oxidizing agent is disclosed. Metal substrates or surfaces, such as aluminum, aluminum alloys or other metals,...
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6274064 |
Metal oxide containing gas generating composition
A gas generating composition comprising ammonium nitrate and a non-toxic metal oxide which reduces the pressure exponent and enables the composition to sustain combustion at or near atmospheric...
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6254801 |
Hardness-stabilizing percarboxylic acid solutions, a process for their preparation and their use
Hardness-stabilizing and scale-preventing aqueous percarboxylic acid solutions contain a hardness stabilizer selected from the group (i) polymers prepared by oxidative polymerization of acrolein or...
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6242407 |
Laundry bleaching compositions
The present invention relates to a liquid composition suitable for bleaching fabrics comprising a peroxygen bleach, from 0.001% to 10% by weight of the total composition of propyl gallate, and from...
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6156230 |
Metal oxide containing gas generating composition
A gas generating composition comprising ammonium nitrate and a non-toxic metal oxide which reduces the pressure exponent and enables the composition to sustain combustion at or near atmospheric...
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6143195 |
Treatment of acid generating sulfide bearing material
The present invention combine an alkaline adjuvant surfactant, and water, thereby creating a treatment mixture, for eliminating acid generation in sulfide bearing material. After determining a...
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6068791 |
Chloroisocyanuric acid composition having reduced gas evolution
Disclosed are trichloroisocyanuric acid compositions that have improved algicidal and/or fungicidal properties yet are relatively safe and non-corrosive. The compositions preferably contain between...
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5945391 |
Vehicle and method for storing ozone
A vehicle and method for storing ozone is disclosed. A vehicle made of a water miscible, organic compound of a glycol-containing chemical compound, a tertiary alcohol or a mixture thereof that is...
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5942126 |
Process to manufacture stabilized alkali or alkaline earth metal hypobromite and uses thereof in water treatment to control microbial fouling
A stabilized aqueous alkali or alkaline earth metal hypobromite solution is prepared by mixing an aqueous solution of alkali or alkaline earth metal hypochlorite having from about 5 percent to...
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5916481 |
Low hue photobleaches
Low hue photobleaching compositions comprising organosilicon(IV) phthalocyanine and naphthalocyanines having Q-band absorption maxima at wavelengths greater than 660 nm and increased triplet state...
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5908580 |
Chloroisocyanuric acid composition having reduced gas evolution
Disclosed are trichloroisocyanuric acid compositions that have improved algicidal and/or fungicidal properties yet are relatively safe and non-corrosive. The compositions preferably contain between...
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5850086 |
Iron complexes for bleach activation and stereospecific oxidation
A bleach and oxidation catalyst is provided comprising a catalytically active iron complex which can activate hydrogen peroxide or peroxy acids, for example.
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5795487 |
Process to manufacture stabilized alkali or alkaline earth metal hypobromite and uses thereof in water treatment to control microbial fouling
The invention is a method for preparing a stabilized aqueous alkali or alkaline earth metal hypobromite solution. The method comprises the steps of: a. Mixing an aqueous solution of alkali or...
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5753029 |
Method for bleaching kaolin clay
An improved method for improving the brightness of clay of the type that is capable of being bleached by an oxidative reagent, such as Georgia gray kaolin. Such clay, in the form of a dispersed...
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5733508 |
Oxygen generator
Described herein is an oxygen generator, comprising shell-enclosed one or more briquettes located on respective heaters and made of a substance that releases oxygen when exposed to heat. The...
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5720823 |
Composition and process for desmutting and deoxidizing without smutting
A chromium and ferricyanide free aqueous deoxidizer/desmutter for aluminum and magnesium alloys contains nitric acid, ferric ions, and molybdate and/or condensed molybdate anions and preferably...
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5705468 |
Vehicle and method for storing ozone
A vehicle and method for storing ozone is disclosed. A vehicle made of a water miscible, organic compound of a glycol-containing chemical compound, a tertiary alcohol or a mixture thereof that is...
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5685900 |
Method for beneficiating discolored kaolin to produce high brightness coating clay
A method for beneficiating a low brightness fine particle size discolored kaolin crude to produce a high brightness coating clay. By combining the two beneficiating techniques of selective...
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5683654 |
Process to manufacture stabilized alkali or alkaline earth metal hypobromite and uses thereof in water treatment to control microbial fouling
The invention is a method for preparing a stabilized aqueous alkali or alkaline earth metal hypobromite solution. The method comprises the steps of: a. Mixing an aqueous solution of alkali or...
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5652207 |
Phosphinoyl imines for use as oxygen transfer agents
Novel bleaches, a method for bleaching substrates using these materials and detergent compositions containing same are reported. The bleaches are phosphinoyl imines. Substrates such as fabrics may...
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5589032 |
Process for preparing a bleaching liquor containing percarboxylic acid and caro's acid
A process for treating a substrate, e.g., lignocellulosic pulp or cellulosic pulps with a mixed peracid solution comprising percarboxylic acid and Caro's acid which results in a higher conversion...
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5560750 |
Compositions and methods for altering the color of hair
Disclosed are hair coloring compositions comprising coloring agent and disaccharide. The coloring agent preferably comprises a first oxidizing agent for bleaching the hair, a dyeing agent for...
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5508151 |
Processing of photographic elements using copper ligand complexes to catalyze peracid bleaching agents
Copper (II) ligand complexes are useful to catalyze the activity of peracid bleaching agents. The complexes can be included in the bleaching solutions, or used in a suitable solution prior to the...
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5460924 |
Photographic peracid bleaches with ferric 2-pyridinecarboxylate and 2,6-pyridinecarboxylate catalysts
This invention provides an accelerator for peracid bleaches used for bleaching silver halide photographic elements. The accelerator is a complex of ferric (Fe III) ion and a 2-pyridinecarboxylic...
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5399288 |
Solid composition releasing chlorine dioxide
The present invention relates to a solid composition comprising a water soluble chlorite salt, an oxidizing chlorine releasing agent, selected among sodium- or potassium-dichloro-s-triazinetrione...
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5314639 |
Agglomeration of solid peroxides
The present application discloses a process for the production of agglomerates of peroxides that are solid at room temperature and which decompose rapidly when heated to their melting point. The...
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5246621 |
Bleach activation by manganese-based coordination complexes
Novel bleach and oxidation catalysts, a method of bleaching substrates using these catalysts and bleaching (detergent) compositions containing the catalysts are reported. The catalysts are...
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5244594 |
Bleach activation multinuclear manganese-based coordination complexes
Novel bleach and oxidation catalysts, a method of bleaching substrates using these catalysts and bleaching (detergent) compositions containing the catalysts are reported. The catalysts are a...
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5108641 |
Aqueous liquid automatic dishwasher detergent composition containing dual bleach system
The invention discloses an aqueous liquid dishwashing detergent composition having improved cleaning performance against both proteinaceous and carbohydrate soils comprising at least one ingredient...
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5106528 |
Bleach activation and bleaching compositions
Bleaching and detergent compositions are disclosed which upon dissolution in aqueous medium provide a mixture of hydrophobic and cationic peroxyacids. The compositions which are highly effective at...
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5089166 |
Bleaching and detergent compositions
Storage-stable washing and/or bleaching compositions containing a peroxyacid and/or a peroxyacid-yielding compound as bleaching agent are disclosed which contain as optical brightener a...
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5045223 |
N-sulfonyloxaziridines as bleaching compounds
Novel bleaches, a method for bleaching substrates using these materials and detergent compositions containing same are reported. The bleaches are of the N-sulfonyloxaziridine type. Substrates such...
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5021517 |
Process for the fabrication of rodlike polymer reinforced molecular composites into shaped articles
A process for fabricating rod-like aromatic heterocyclic polymer-reinforced composite materials into shaped articles which comprises the steps of: (a) dissolving a rigid-rod aromatic...
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4988451 |
Stabilization of particles containing quaternary ammonium bleach precursors
A particulate additive is reported which is an intimately blended mixture of a precursor, a stabilizing agent and a dispersing agent. The precursor is a quaternized ammonium or phosphonium...
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4935391 |
Process for preparing a purified mineral coating
A process is provided for purifying finely divided minerals contacting organic material sufficiently to make the minerals useful for coating a filling paper or for use as catalysts, catalyst...
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4927559 |
Low perborate to precursor ratio bleach systems
A bleaching composition is disclosed comprising a peroxygen bleaching compound, capable of yielding hydrogen peroxide in an aqueous media, and one or more bleach precursors wherein the peroxygen...
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4880559 |
Ceric acid decontamination of nuclear reactors
Disclosed is a method of decontaminating the metal surfaces in the cooling system of a nuclear reactor by contacting the metal surfaces with an aqueous solution containing about 0.5 to about 3% of...
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4818426 |
Quaternary ammonium or phosphonium substituted peroxy carbonic acid precursors and their use in detergent bleach compositions
A bleach precursor compound, its peroxygen acid derivative, and detergent compositions containing these materials are disclosed herein. The bleach precursor structurally comprises a quaternized...
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4780216 |
Calcium hypochlorite sanitizing compositions
A sanitizing composition consisting essentially of a mixture of a calcium hypochlorite compound and a peroxydisulfate compound having the formula: M x S 2 O 8 where M is an alkali metal or...
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