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| Number | Title | Issue Date |
| 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 suspended in an alcoholic gel. The alcohol content in the gel is such tha... | 03/18/2008 |
| 7241433 | Process for the preparation of coated granular sodium percarbonate, and product obtainable by the process The invention relates to a process for the preparation of coated granular sodium percarbonate having a low TAM value. The preparation is carried out by fluidized-bed spray granulation at a temperature TG in the range from 45 to 75° C., and the coating is... | 07/10/2007 |
| 7232577 | Readily dispersible dietary fiber composition The present invention includes a dispersible dietary fiber composition comprising a colloidal silicon dioxide and a substantially uncoated, fibrous, vegetable material powder that is not naturally dispersible in water, which preferably includes psyllium. Other compo... | 06/19/2007 |
| 7004261 | Microemulsion mists as fire suppression agents A fire suppressant, fire suppressant mist, and method of atomizing a water mist for suppressing a fire are provided by in-situ atomization of water droplets within a fire using water-in-oil microemulsions. The discrete phase of emulsion is a low boiling point oil or... | 02/28/2006 |
| 6942845 | Process for improving the internal stability of sodium percarbonate The invention relates to uncoated and/or coated sodium percarbonate with improved internal stability and storage stability; and, a process that provides uncoated and/or coated sodium percarbonate with improved internal stability and storage stability. ... | 09/13/2005 |
| 6255272 | Bleaching agent The invention relates to particles comprising a peroxy compound with capability of realeasing hydrogen peroxide or peroxy acids in aqueous solutions and an amino acid of the formula (HOOC)2 N--Cn Hm COOH--R in which R is H... | 07/03/2001 |
| 6239095 | Process for preparation of coated peroxygen compounds A process for the preparation of coated peroxygen compounds, in particular sodium percarbonate, by fluidized bed coating. By using a fluidized bed reactor with a radial inflow base, the passage openings of which allow the fluidized bed gas to emerge in th... | 05/29/2001 |
| 5929015 | Bleaching agent The invention relates to particles having a core comprising a peroxy compound with capability of releasing hydrogen peroxide or peroxy acids in aqueous solutions. The particles have a coating containing a silicate, and a water soluble magnesium salt, and ... | 07/27/1999 |
| 5902783 | Bleaching agent The invention relates to particles having a core comprising a peroxy compound with capability of releasing hydrogen peroxide or peroxy acids in aqueous solutions, which particles have a coating containing alkali metal silicate and a chelating agent. The i... | 05/11/1999 |
| 5792738 | Granular laundry detergent compositions containing stabilised percarbonate bleach particles There is provided a granular, silicate-built, phosphate free laundry detergent composition comprising fine alkali metal percarbonate particles having mean particle diameter below 450 μm, preferably below 400 μm, wherein no more than 20%, preferably no m... | 08/11/1998 |
| 5716923 | Laundry detergent containing a coated percarbonate and an acidification agent to provide delayed lowered pH There is provided a particulate solid laundry detergent composition containing alkali metal percarbonate bleach coated with a mixed salt comprising an alkali metal carbonate and an alkali metal sulphate salt; a peroxyacid bleach precursor; an acidificatio... | 02/10/1998 |
| 5690701 | Process for the manufacture of particles of coated persalts Continuous process for the manufacture of solid alkali metal persalt particles coated by crystallization of a supersaturated aqueous solution of persalts and covering of the persalt particles in a post-crystallization vessel into which at least one coatin... | 11/25/1997 |
| 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 percarbonate. In an advantageous alternative of the invention... | 10/28/1997 |
| 5650091 | Process for the preparation of a granulated bleaching composition comprising first and second binders Granulated bleaching composition, which may especially be used for bleaching hair, in which the granules have been obtained by granulation of a mixture of its various pulverulent constituents by means of two binders: a first binder chosen from the group f... | 07/22/1997 |
| 5478488 | Detergent composition containing alkali metal peroxysalt stabilized with alkali metal sulfate and chloride Particulate alkali metal peroxy salts are stabilized by coating with a crystallized mineral salt mixture of alkali metal sulfate and alkali metal chloride which optionally may additionally contain alkali metal silicate. Particularly suitable alkali metal ... | 12/26/1995 |
| 5466391 | Granulated agent and catalyst used for oxygen generation Improved oxygen generating agents and oxygen generating catalysts are disclosed. The oxygen generating agent comprises sodium carbonate peroxyhydrate, 2Na2 CO3.3H.sub.2 O2, as an oxygen generating source and calcium carbox... | 11/14/1995 |
| 5458802 | Liquid bleach and detergent compositions Liquid compositions containing a perborate bleaching system having improved chemical stability over existing systems are prepared by suspending a salt of a superperborate in a non-aqueous liquid. The superperborate salts have an available oxygen content o... | 10/17/1995 |
| 5332518 | Stable slurry-coated sodium percarbonate, process for producing the same and bleach detergent composition containing the same A stable sodium percarbonate having excellent stability when incorporated into a bleaching agent composition or a detergent composition, particularly a zeolite-containing detergent composition. The stable sodium percarbonate is produced by a process which... | 07/26/1994 |
| 5312557 | Stabilizing sodium parcabonate by separately spraying coating solutions of boric acid and a silicate A bleaching detergent composition is disclosed which contains granulated sodium percarbonate incorporated therein formed by separately spraying an aqueous boric acid solution and an aqueous alkali metal silicate solution onto sodium percarbonate particles... | 05/17/1994 |
| 5273547 | Sorel cementitious composition which time releases permanganate ion A Sorel cementitious composition which releases permanganate ion into an aqueous media over time is described. A method of making and using the composition of the invention also are described.... | 12/28/1993 |
| 5258133 | Sodium percarbonate stabilized with a coating of an alkalimetal citrate A stable coated percarbonate bleach product is described wherein sodium percarbonate particles are coated with at least 1% by weight of an alkalimetal citrate wherein the product is formed by spraying a solution of the alkalimetal citrate onto the sodium ... | 11/02/1993 |
| 5110486 | Breaker chemical encapsulated with a crosslinked elastomer coating An encapsulated breaker chemical composition used in an oil or gas stimulation operation which comprises: a breaker chemical; and a pinhole free coating of an ionically and covalently crosslinked neutralized sulfonated elastomeric polyer of about 2 to abo... | 05/05/1992 |
| 5102558 | Encapsulated breaker chemical An encapsulated breaker chemical composition used in a fracturing process in the protection of an oil or gas stimulation operation which comprises: a breaker chemical; and a pinhole free coating of a neutralized sulfonated elastomeric polymer of about 2 t... | 04/07/1992 |
| 5102559 | Encapsulated breaker chemical with a multi-coat layer urea An encapsulated breaker chemical composition used in a fracturing process in an oil or gas stimulation operation which comprises: (a) a breaker chemical; (b) a water soluble sealing layer, such as urea, having a thickness within the range of about 1 to ab... | 04/07/1992 |
| 4900471 | Surface treatment of peroxyacids Under conditions of misuse, water-soluble peroxyacids when they are left in direct contact with dyed fabrics can cause spotting and dye damage. The problem can be ameliorated by surface-treating the peroxyacid with an effective amount, preferably selected... | 02/13/1990 |
| 4867902 | Microencapsulated oxygen generators An oxygen generating microencapsulated composition includes an oxygen generating core material and a coating which is water swellable. When exposed to water, the coating ruptures in an exfoliating manner, exposing the core material to water and thereby ge... | 09/19/1989 |
| 4786483 | Process for removing hydrogen sulfide and mercury from gases Disclosed is a sorbent material for removing mercury and hydrogen sulfide from gases. The sorbent is a porous granular material which has been impregnated with a chemical compound capable of converting mercury to the oxide form and simultaneously hydrogen... | 11/22/1988 |
| 4756844 | Controlled-release composition having a membrane comprising submicron particles Novel controlled-release compositions are disclosed. These compositions comprise: (1) an agent suitable for use in a selected environment; and (2) a membrane surrounding this agent. The membrane is substantially inert to the agent and permeable to the env... | 07/12/1988 |
| 4731197 | Potassium superoxide pellet A pellet of potassium superoxide, as the oxygen-yielding chemical, with an additive of catalyst material for stimulating the release of oxygen is improved by providing a concentrated addition of the catalyst material on the surface of the pellet; this per... | 03/15/1988 |
| 4507220 | Aqueous suspensions of peroxydisulfates and their use as oxidative desizing agents for textile goods sized with starch Water-containing peroxydisulfate suspensions containing potassium peroxydisulfate, a water-soluble polymer or copolymer of acrylic acid and/or maleic acid, with or without an anionic surfactant, where appropriate mixed with a non-ionic surfactant, and wat... | 03/26/1985 |
| 4388287 | Process for producing sodium percarbonate A process for producing sodium percarbonate which comprises reacting sodium carbonate with hydrogen peroxide in the presence of a stabilizer againsts the decomposition of hydrogen peroxide in a working solution of sodium carbonate, hydrogen peroxide and w... | 06/14/1983 |
| 4374747 | Bleach products A bleach product comprising a percompound contained within a closed water-insoluble but water-permeable bag of fibrous material, provided with a protective water-impermeable coating which is removable in water at a temperature of 30°-75° C., preferably ... | 02/22/1983 |
| 4372813 | Process for inhibiting the corrosion of equipment made of titanium Process for inhibiting the corrosion of equipment made of titanium or of alloys containing titanium by a solution containing a peroxy compound. To effect the inhibition, a solution containing calcium, strontium or barium ions is used.... | 02/08/1983 |
| 4329244 | Particles of stabilized peroxygenated compounds, process for their manufacture, and composition containing such particles Particles of peroxygenated compounds stabilized with polymers, possessing hydroxyl groups and carboxyl groups, which contain monomeric units of the formula ##STR1## where R1 and R2 represent hydrogen or an alkyl group containing... | 05/11/1982 |
| 4260508 | Stabilized alkali metal percarbonate powder bleach A powdered sodium percarbonate composition is provided which exhibits significantly improved percarbonate stability during storage. The sodium percarbonate is stabilized by a phosphate containing compound such as sodium tripolyphosphate or sodium orthopho... | 04/07/1981 |
| 4179390 | Laundry additive product Additive products for use in the washing of textiles are provided comprising an organic peroxy bleach precursor on a non particulate solid substrate that can be added to conventional inorganic persalt containing detergent liquors to enhance their bleachin... | 12/18/1979 |
| 4178351 | Process for the stabilization of sodium percarbonate Sodium percarbonate is stabilized with highly dispersed silica. The sodium percarbonate containing 1 to 10 weight % of water is mixed with the silica and subsequently dried. The highly dispersed silica has an average particle size of 2-100 microns, prefer... | 12/11/1979 |
| 4171280 | Powder percarbonate bleach and formation thereof The invention relates to a powder bleach composition comprising a plurality of particles wherein substantially each of the particles comprises soda ash and sufficient sodium percarbonate to provide about 1 to 6 weight percent available oxygen content. The... | 10/16/1979 |
| 4170637 | Frosting bleach composition There is provided a composition for the frosting of hair comprised of an intimate mixture of particulate persulfate salts and alkaline silicates dispersed in an anhydrous organic carrier, the anhydrous organic carrier being sufficiently hydrophobic to ret... | 10/09/1979 |
| 4146499 | Method for preparing microemulsions A unique method for the preparation of oil-in-water microemulsions is described. In carrying out this method, microemulsions are prepared in a four-step process: (1) a surfactant is selected which is just barely soluble in the oil phase; (2) the surfactan... | 03/27/1979 |
