Patents
Patents for C01B 15 - Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides (4,123)
08/1994
08/18/1994DE4311665C1 Method for preparing alkali metal peroxide solutions
08/18/1994CA2154778A1 Improved process and composition for delignifying a lignocellulosic material
08/17/1994EP0611126A1 A hydrogenation catalyst for use in a hydrogen peroxide process, and a method for the preparation thereof
08/16/1994US5338531 Production of hydrogen peroxide
08/11/1994CA2115326A1 Hydrogenation catalyst for use in a hydrogen peroxide process, and a method for the preparation thereof
08/10/1994EP0609342A1 Composition for stabilizing inorganic peroxide solutions.
08/09/1994US5336433 Particles having peroxy compound cores with hydrophobic coatings containing satuated fats, waxes or phosphatides with surfactants dissolved in them, also with water-swellable grains, having storage stability when mixed with detergents
08/09/1994US5336432 Composition for microemulsion gel having bleaching and antiseptic properties
07/1994
07/27/1994EP0581844A4 Process for producing pvp-h 2?o 2? products
07/26/1994US5332518 Stable slurry-coated sodium percarbonate, process for producing the same and bleach detergent composition containing the same
07/26/1994CA1330866C Hydrogen peroxide stabilization
07/20/1994CN1089571A Stable sodium percarbonate and its prepn. method
07/13/1994CN1089233A Process for the production of chlorine dioxide and sodium persulfate
07/12/1994US5328721 Stable in laundry detergent formulation and which readily releases its active oxygen in use
07/12/1994US5328489 Non-aqueous liquid bleach containing 40-70% perborate monohydrate in a nonionic surfactant
07/07/1994WO1994014702A1 Method for stabilising alkali percarbonate particles, particles obtained thereby and washing and/or bleaching compositions containing them
07/07/1994WO1994014701A1 Process for stabilising alkali percarbonate particles, particles obtained thereby and washing and/or bleaching compositions containing them
07/07/1994CA2152503A1 Process for stabilising alkali percarbonate particles, particles obtained thereby and washing and/or bleaching compositions containing them
07/07/1994CA2152502A1 Method for stabilising alkali percarbonate particles, particles obtained thereby and washing and/or bleaching compositions containing them
07/06/1994CN1088885A Process for producing hydrogen peroxide
07/05/1994US5326494 Liquid persalt bleach compositions containing tartrazine as the stabilizer
06/1994
06/29/1994EP0603624A1 Process for producing hydrogen peroxide
06/22/1994EP0602074A1 Long-shelf-life encapsulated sodium percarbonate and process for producing it.
06/14/1994US5320821 Method for producing hydrogen peroxide
06/09/1994WO1994012438A1 Scale inhibiting composition
06/09/1994WO1994012428A1 Process for producing hydrogen peroxide
06/09/1994CA2128319A1 Process for producing hydrogen peroxide
06/08/1994EP0600260A1 Process for reducing the carbon content in aqueous hydrogen peroxide solutions
06/08/1994EP0599903A1 Hydrofluoric acid compositions.
06/08/1994CN1087600A Process for producing hydrogen peroxide
06/02/1994CA2110361A1 Process for reducing the carbon content of aqueous hydrogen peroxide solutions
06/01/1994EP0487567B1 Process for granulating perborate monohydrate
05/1994
05/25/1994EP0597890A1 Removal of hydrogen sulphide.
05/18/1994EP0596938A1 Process for the preparation of hydrogen peroxide
05/18/1994EP0548202B1 Process and apparatus for the production of hydrogen peroxide from hydrogen and oxygen
05/11/1994WO1994010085A1 Process associated with the gasification of cellulose spent liquors
05/11/1994CA2148359A1 Process associated with the gasification of cellulose spent liquors
04/1994
04/26/1994US5306478 Agitating finely divided water soluble alkali metal borate; heating; contacting with granulating agents; recovering
04/20/1994EP0592969A1 Percarbonate stabilized with coating
04/19/1994US5304360 Peroxoacid manufacture
04/12/1994US5302367 Process for obtaining aqueous hydrogen peroxide solutions
04/12/1994US5302311 Aqueous alkaline solution containing hydrogen peroxide, ammonia and 1,2-propylenediaminetetra(methylenephosphonic acid) as chelating agent
03/1994
03/31/1994WO1994006964A1 Method of producing a mixed peracid oxidizing solution and methods for treating substrates therewith
03/31/1994CA2141807A1 Method of producing a mixed peracid oxidizing solution and methods for treating substrates therewith
03/30/1994CN1084554A Detergent compositions
03/22/1994US5296104 Process for obtaining purified aqueous hydrogen peroxide solutions
03/17/1994WO1994005594A1 A process for preparing a crystalline, stable sodium percarbonate
03/15/1994US5294427 Continuous process for preparing sodium percarbonate
03/10/1994DE4229435A1 Solvent and molybdenum@ recovery in dissolution of core in mfr. of incandescent lamp tungsten@ wire coil - by cyclic process using constant temp. in reactor and adjustment outside reactor for optimum results
03/08/1994US5292496 Platinum group metal catalyst, supported on composite of cerium oxide with oxide of titanium, zirconium or lanthanum
03/08/1994US5292449 Scale inhibiting composition
03/01/1994US5290476 Process for preparing microcrystalline perborate products
03/01/1994US5290361 Surface treating cleaning method
02/1994
02/23/1994CN1082598A Laundry bleaching composition
02/22/1994US5288461 Fluid treatment system
02/17/1994WO1994003554A1 Detergent bleach compositions containing layered silicate builder and percarbonate stabilized by edds
02/17/1994WO1994003283A1 Process for manufacturing and coating sodium carbonate perhydrate to be stable in detergent formulations
02/17/1994CA2141453A1 Process for manufacturing and coating sodium carbonate perhydrate to be stable in detergent formulations
02/09/1994EP0581844A1 Process for producing pvp-h 2?o 2? products.
02/09/1994CN1081649A A process for the separation of catalyst-free working solution from the hydrogenation circuit of the anthraquinone process for the production of hydrogen peroxide
02/01/1994US5283024 Method of producing perborate
01/1994
01/25/1994CA1326348C Nuclear fuel pellet production process, including production and use of flowable and sinterable powders obtained directly by peroxide deposits
01/19/1994EP0579109A1 Process for production of hydrogen peroxide by direct synthesis from hydrogen and oxygen
01/13/1994DE4222109A1 Highly pure hydrogen peroxide prodn. for use in semiconductor technology - by removing inorganic impurities in distilled soln. with membrane of ion exchange resin particles in desensitising polymer matrix
01/12/1994EP0577642A1 Long-shelf-life encapsulated particulate sodium percarbonate and process for producing it
01/11/1994CA1325876C Mobile atom insertion reaction, mobile atom transmissive membrane for carrying out the reaction and reactor incorporating the mobile atom transmissive membrane
01/05/1994EP0577372A1 Recovery of hydrogen peroxide
12/1993
12/30/1993CA2099173A1 Recovery of hydrogen peroxide
12/28/1993US5273714 Heating hydrogen peroxide to gasify and passing it into the air supply conduit
12/22/1993EP0574438A1 Direct synthesis of hydrogen peroxyde by heterogeneous catalysis, catalyst for said synthesis, and method of preparation of said catalyst.
12/15/1993EP0573797A2 Method for increasing bulk density of sodium perborate monohydrate
12/15/1993EP0573731A1 Bleaching agent
12/11/1993CA2098062A1 Production of cellulose pulp bleaching chemicals
12/09/1993WO1993024407A1 Laundry bleaching composition
12/09/1993CA2137131A1 Laundry bleaching composition
12/08/1993EP0572724A1 Laundry bleaching composition
12/07/1993US5268160 Purification of hydrogen peroxide
12/01/1993EP0571762A1 Process for the separation of a catalyst free work solution from a hydrogenation circulation of the anthraquinone process for the preparation of hydrogen peroxyde
12/01/1993EP0571524A1 Peroxyacid bleach precursor compositions
11/1993
11/30/1993US5266298 Process for removing iron from hydrogen peroxide
11/26/1993CA2096766A1 Process for the separation of catalyst-free working solution from the hydrogenation circuit of the anthraquinone process for the production of hydrogen peroxide
11/18/1993EP0483170B1 Stabilized aqueous solution of hydrogen peroxide and preparation method
11/16/1993US5262058 Absorption of impurities onto stannic oxide, shearing
11/16/1993US5262018 Metals removal from aqueous peroxy acids or peroxy salts
11/03/1993EP0528924B1 Method and apparatus for bleaching textile webs
11/02/1993US5258133 Detergents
11/02/1993CA1323747C Process in the production of hydrogen peroxide
10/1993
10/28/1993WO1993021106A1 Production of bleaching chemicals on site at a pulp mill
10/27/1993EP0567140A1 Stable sodium percarbonate, process for producing the same and bleach detergent composition containing the same
10/20/1993CN1077398A Preparation of granular compositions
10/19/1993US5254326 Production of hydrogen peroxide
10/14/1993WO1993020007A1 Stabilized percarbonate (ii)
10/13/1993EP0565415A2 Process for preparing an ingot of high critical temperature superconducting oxide
10/13/1993EP0564644A1 Method for the production of hydrogen peroxide using fullerenes
10/06/1993EP0563075A1 Manufacture of peroxidic compositions.
10/05/1993US5250280 Method of preparing storage-stable aqueous sodium peroxymonsulfate solutions
09/1993
09/30/1993DE4209924A1 Stabilisiertes Percarbonat (II) Stabilized percarbonate (II)
09/23/1993EP0571524A4 Peroxyacid bleach precursor compositions.
09/16/1993WO1993017963A1 Preparation of granular alkali metal borate compositions
09/16/1993DE4207554A1 Melt applying hydrophobising coating compsn. onto divided sodium percarbonate
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