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7364718 |
Process for the production of hydrogen peroxide
Hydrogen peroxide is produced by reacting hydrogen and oxygen in the presence of a noble metal catalyst in a liquid reaction medium, the reaction being performed in the presence of a sulfuric acid...
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7351764 |
Methods to enhance brightness of pulp and optimize use of bleaching chemicals
Mechanical or Chemical pulp is treated with about 0.01 weight % to about 5 weight % of a Mixture. The Mixture is water; diethylenetriaminepentakis(methyl)phosphonic acid or its known salts;...
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7344656 |
Storing a composition in an alcoholic gel
Stable oxidizing compositions and a method of preparing such compositions are presented. The compositions include a peroxygen, for example, a potassium monopersulfate or, percarbonate particle...
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7179779 |
Cationic bleach activator with enhanced hydrolytic stability
A novel cationic bleach activator having an enhanced hydrolytic stability is provided. The novel cationic bleach activator also leads to a reduction in strength loss of cotton fibers compared to...
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7169237 |
Stabilization of alkaline hydrogen peroxide
A stabilized basic aqueous hydrogen peroxide composition is disclosed. The composition contains about 0.3 wt % to about 15 wt % of hydrogen peroxide; water; and a stabilizer system that contains...
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7166290 |
Methods for producing oocysts
The present invention provides improved methods and compositions for producing oocysts. The oocysts produced according to the invention find use in the manufacture of vaccines. In preferred...
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7094393 |
Tooth bleaching compositions
The present invention relates to improved dental compositions and methods for bleaching teeth. More specifically, this invention is directed towards hydrogen peroxide-containing compounds that are...
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7070710 |
Chemical composition and method
The invention relates to a novel composition useful as a feed at production of chlorine dioxide, said composition being an aqueous solution comprising from about 1 to about 6.5 moles/liter of...
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7030071 |
Solid-water detoxifying reagents for chemical and biological agents
Formation of solid-water detoxifying reagents for chemical and biological agents. Solutions of detoxifying reagent for chemical and biological agents are coated using small quantities of...
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6979412 |
Method of preparing a compound concentrate and processing such a concentrate
The invention relates to a method of preparing a compound for the prevention of a contamination of raw materials, products, water and/or production means, which compound comprises at least hydrogen...
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6824704 |
Stable tooth whitening gels containing high percentages of hydrogen peroxide
An aqueous gel useful for bleaching teeth comprising: (i) water; (ii) polyacrylic acid thickening agent; (iii) hydrogen peroxide bleaching agent; and (iv) aminocarboxylic acid/salt stabilizing...
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6743372 |
Media for water treatment
The present invention relates to compositions for water treatment based on biodegradable polymers containing repeating succinyl units, biocidal oxidizing agents and unsubstituted or substituted...
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6689733 |
Manganese complexes of salen ligands and the use thereof
The present invention relates to novel manganese complexes of salen ligands and the use thereof as catalysts that enhance the action of peroxy compounds in washing, cleaning, and disinfecting...
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6605182 |
Polymers, their preparation and their use
(Co)poly-α-hydroxyacrylic-acid-based polymers (P), optionally in lactonized form or in salt form, optionally as Mg-complexes, and which are characterized by a content in carbohydrate units and...
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6428580 |
Use of ascorbic acid in permanent waving and hair coloring compositions
A novel oxidizing system comprising ascorbic acid, at least one metal ion and an oxidizing agent capable of generating an oxidizing potential of from about 100 to about 500 millivolts at a pH...
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6387863 |
Process for treating textile materials
The inventions is drawn to mixtures of manganese complexes and organic ligands which significantly improve the bleaching effect of hydrogen peroxide in washing liquours and prevent the reabsorption...
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6380142 |
Storage-stable formulations comprising mediators, peroxide compounds and pH stabilizers and their use in enzymatic bleaching systems
The invention relates to novel storage-stable formulations containing at least one peroxide compound, at least one specific mediator, and at least one pH stabilizer. The invention further relates...
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6306808 |
Manganese complexes as catalysts for peroxygenated compounds to clean hard surfaces, especially dishes
The present invention relates to the use of certain manganese complexes as catalysts for reactions with peroxy compounds for bleaching colored stains on hard surfaces. The invention also relates to...
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6258295 |
Use of oxime esters as activators for inorganic peroxy compounds
Use of mono- and bisoxime esters I ##STR1## where L 1 is an oxime moiety of the formula ##STR2## where R 1 and R 2 are hydrogen or organic radicals and Z 1 are alkylene groups, L 2 is a...
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6140294 |
Bleach and oxidation catalyst
A bleach and oxidation catalyst is provided comprising a catalytically ace iron, manganese or copper complex including a specified pentadentate nitrogen-containing ligand. The metal complex can...
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6126755 |
Metal surface treatment solutions and process
Aqueous acidic solutions of hydrogen peroxide used for metal surface treatments suffer from an increased decomposition rate of the hydrogen peroxide, caused by the dissolution of metals such as...
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6120556 |
Stabilizing agent for peroxide-bleaching procedure and methods of bleaching a fiber material by using same
A stabilizing agent for peroxide-bleaching procedure includes (A) a component including a homopolymer or copolymer of α-hydroxyacrylic acid or water soluble salt or polylactone of the homo- or...
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6113805 |
Coated sodium percarbonate particles, process for the production thereof and use thereof
Sodium percarbonate particles stabilized against loss of active oxygen in detergents, bleaches and cleaning agents by the application of a two-layer coating applied by means of a fluidized bed...
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6022732 |
Hydrogen peroxide destroying compositions and methods of using same
Compositions, and methods for using such compositions, which are useful to destroy hydrogen peroxide in a liquid aqueous medium, such as that used to disinfect contact lenses. In one embodiment,...
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5997585 |
Activated liquid bleaching compositions
Liquid bleaching compositions are described which comprise hydrogen peroxide or a source thereof, as well as a bleach activator. The liquid bleach activator is hydrophobic, and the compositions are...
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5945032 |
Polymer/hydrogen peroxide complexes
Polymer complexes which comprises hydrogen peroxide, a polymer suitable for complex formation with hydrogen peroxide, and at least one metal colloid and/or metal salt are prepared as described and...
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5929013 |
Bleach product
A bleach product comprising an aqueous solution at a pH of 8 or more is disclosed that has an excellent bleaching activity without an irritating odor. The aqueous solution comprises: (A) from 0.5...
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5900256 |
Hydrogen peroxide disinfecting and sterilizing compositions
An aqueous acidic disinfecting and sterilizing composition for medical instruments, which may include brass, copper, aluminum, stainless steel, plastic and ceramic components. The composition...
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5858332 |
Dental bleaching compositions with high concentrations of hydrogen peroxide
Dental bleaching compositions that include a high concentration of bleaching agent and a bleaching agent stabilizer that maintains the potency of the bleaching agent over time. The dental bleaching...
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5855622 |
Hydrogen peroxide-containing bleach liquor and bleaching method thereby
A hydrogen peroxide-containing bleach liquor containing one or more compounds selected from organic phosphonic acids and their salts; and a water-soluble alkylamide. A bleaching method comprising...
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5851420 |
Process for manufacturing granular sodium percarbonate
This invention relates to a process of manufacturing granular sodium percarbonate and more particularly, to a process of a stable granular sodium percarbonate detergent composition having an...
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5817495 |
H.sub.2 O.sub.2 -stable peroxidase variants
The present invention relates to a novel variant of peroxidase with improved stability at alkaline conditions, and a bleaching or detergent composition comprising the peroxidase variant.
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5817253 |
Process for the treatment of an article and a new aqueous hydrogen peroxide solution
A process for disinfecting or sterilizing an article comprising spraying on at least one surface of the article an aqueous hydrogen peroxide solution including an organic phosphonic acid in an...
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5785886 |
Bleaching compositions containing imine hydrogen peroxide and a transition metal catalyst
A bleach system is described that includes a peroxygen compound which is hydrogen peroxide or an inorganic substance that generates hydrogen peroxide in water, a C 1 -C 30 imine and a transition...
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5770105 |
Methods for manufacturing sticky bleaching compositions
The present invention discloses high viscosity sustained release dental compositions, such as tooth bleaching or fluoride compositions, for treating tooth surfaces. For maximum results, an improved...
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5759440 |
Stabilized aqueuous solution of hydrogen peroxide and process for stabilizing an aqueous solution of hydrogen peroxide
Aqueous solution of hydrogen peroxide stabilized by incorporation of a composition containing a mixture of an alkali metal pyrophosphate or alkaline earth metal pyrophosphate with a stabilizer...
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5759439 |
Peroxygen bleaching compositions comprising peroxygen bleach and a fabric protection agent suitable for use as a pretreater for fabrics
The present invention relates to aqueous, acidic compositions comprising a peroxygen bleach and a specific fabric protection agent. The present invention further encompasses a process for...
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5733474 |
Thickened aqueous peracid compositions
Many aqueous compositions containing a peroxygen compound have a very low viscosity and thus easily run off non-horizontal surfaces. Particularly, when the peroxygen compound is a soluble peracid,...
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5681807 |
Coated alkali metal peroxy salts and process for their preparation
The use of lactobionic acid, lactobionic acid salts and/or lactobionic acid derivatives as covering material is disclosed for coating alkali metal peroxy salts, in particular for coating sodium...
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5641739 |
Aqueous detergent compositions containing chelants which remain undissolved under acidic conditions
Aqueous, acidic bleach laundry detergent compositions with selected chelants which remain substantially undissolved in the acidic product formulation are described. The chelants are chemically...
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5637755 |
Sulfonate compound process for producing the same, and bleach composition comprising the same
To provide a sulfonate represented by the following general formula (1A) which is useful as an organic peracid precursor in bleach compositions for domestic use, a process for producing it, and a...
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5616280 |
Bleaching composition
A bleaching composition for cellulosic materials such as paper pulp, cotton and cotton blends. The chemical system of the present invention includes a mixture of sodium hydroxide, optical...
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5522580 |
Removing stains from fixed items
A method for removing various stains from stained fixed items uses an aqueous cleaning composition having a pH of at least about 9.0 and composed of up to about 30 percent by total composition...
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5510055 |
Bleaching regulator compositions and bleaching processes using them
Bleaching regulator compositions of good ecological tolerance which, in the anhydrous and alkali-free form, comprise magnesium ions, for example, in the form of magnesium oxide, gluconic acid and...
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5474576 |
Detergent compositions inhibiting dye transfer in washing
A dye transfer inhibiting compositions are disclosed, comprising: A. an metallo catalyst selected from a) metallo porphin and water-soluble or water-dispersable derivatives thereof; b)...
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5462692 |
Stable solid acetylperoxyborate compounds
Stable, solid acetyl peroxyborate compounds which are active oxygen-containing compounds derived from acetic acid and boron-oxygen compounds. The compounds of the invention have a peracetic acid...
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RE35000 |
Liquid oxygenic bleaching composition
A liquid bleaching composition is acidic with a PH pH value of 1.5 to 6 and improved in stability. It comprises: (a) 0.5 to 10% by weight of hydrogen peroxide, (b) 0.1 to 20% by weight of...
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5425898 |
Thickening system for incorporating fluorescent whitening agents
A freeze-thaw stable thickening system for laundry products incorporating low levels of an acid-insoluble fluorescent whitening agent, a nonionic surfactant that comprises substantially of...
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5419847 |
Translucent, isotropic aqueous liquid bleach composition
The present invention provides an aqueous liquid bleach composition which remains stable over an extended period of time. The liquid bleach is easily pourable since it has a relatively low...
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5409632 |
Cleaning and bleaching composition with amidoperoxyacid
An aqueous cleaning and bleaching composition with a pH of from about 0.5 to about 6, which contains amidoperoxyacid, hydrogen peroxide, and acylated citrate ester which has been emulsified in two...
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