Patents
Patents for C01B 15 - Peroxides; Peroxyhydrates; Peroxyacids or salts thereof; Superoxides; Ozonides (4,123)
06/2000
06/28/2000CN1257827A Process for refining and concentrating hydrogen peroxide obtained by anthraquinone process
06/14/2000EP1007474A1 Process for stabilising particulate alkali metal percarbonate
06/06/2000US6071431 Bleaching agent
06/02/2000WO2000031228A1 Stabilizing method
05/2000
05/31/2000EP0630352B1 Preparation of granular alkali metal borate compositions
05/17/2000CN1052450C Process for manufacture of alkali metal persalt particles and its device
05/10/2000EP0999181A1 Method to produce hydroygen peroxide
05/05/2000CA2288245A1 Process for manufacturing hydrogen peroxide
04/2000
04/27/2000WO2000023434A1 Improved phlegmatization of cyclic ketone peroxides
04/27/2000CA2347077A1 Improved phlegmatization of cyclic ketone peroxides
04/26/2000CN1051823C Laundry bleaching composition
04/25/2000US6054109 Method of purifying aqueous solution of hydrogen peroxide
04/25/2000US6054066 Mixed percarbonate/sodium bicarbonate compound prepared by reacting sodium bicarbonate with a sufficient quantity of an aqueous hydrogen peroxide solution to convert 40 to 60 mole-% of the sodium bicarbonate to sodium percarbonate
04/20/2000WO2000022080A1 Bleaching agent
04/19/2000EP0994070A1 Process for purifying an aqueous hydrogen peroxyde solution containing impurities
04/12/2000EP0992575A1 Bleaching agent
04/12/2000EP0789748B1 Bleaching agent
04/06/2000WO2000018686A1 Method for production of amorphous titanium peroxide solution and anatase titanium oxide sol
04/05/2000EP0963339A4 Method for producing hydrogen peroxide from hydrogen and oxygen
04/05/2000EP0731774B1 Process for stabilising particulate alkali metal percarbonate
04/04/2000US6045684 Separating the sea water into an alkaline aqueous solution and an acidic aqueous solution; adding alkaline solution to brine and electrolyzing while adding oxygen to produce an aqueous solution of hydrogen peroxide; on site; pollution control
03/2000
03/30/2000WO2000017307A1 Washing and cleaning agent shaped bodies comprising sodium percarbonate
03/30/2000WO2000017098A1 Bubble column and use thereof
03/30/2000DE19843778A1 Wasch- und Reinigungsmittelformkörper mit Natriumpercarbonat Washing and cleaning composition shaped bodies with sodium percarbonate
03/30/2000DE19843573A1 Blasensäule und deren Verwendung Bubble column and the use thereof
03/30/2000DE19841843A1 Fluid/gas reactor for hydrogen peroxide production with reaction passages formed by a plate stack of closely defined dimensions.
03/28/2000US6042804 By injecting dispersed minute bubbles of hydrogen and oxygen into a rapidly flowing liquid medium; bubbles are surrounded by the liquid medium of sufficient volume for preventing an explosive reaction between the hydrogen and oxygen
03/23/2000WO2000015550A1 Method for carrying out gas-liquid reactions and corresponding flow reactor
03/15/2000EP0984900A1 Method for preparing an ultrapure hydrogen peroxide solution by ion exchange with recirculation
03/15/2000EP0984899A1 Method for preparing an ultrapure hydrogen peroxide solution by ion exchange with an anionic-cationic-anionic-cationic sequence
03/15/2000EP0984898A1 Method for preparing an ultrapure hydrogen peroxide solution by ion exchange in beds with defined h/d ratio
03/15/2000EP0984897A1 Method for preparing an ultrapure hydrogen peroxide solution by ion exchange in the presence of ion acetate
03/14/2000CA2196244C Process for producing hydrogen peroxide
03/10/2000CA2281501A1 Reversion of epoxide in the production of hydrogen peroxide
02/2000
02/24/2000DE19837041A1 Erzeugung von gebrauchsfertigen Lösungen Production of ready-made solutions
02/22/2000US6028045 Comprising persulfate salts; storage stability; for cleaning and bleaching
02/17/2000WO2000007932A2 Inorganic hydrogen and hydrogen polymer compounds and applications thereof
02/17/2000WO2000007931A2 Inorganic hydrogen and hydrogen polymer compounds and applications thereof
02/17/2000CA2336995A1 Inorganic hydrogen and hydrogen polymer compounds and applications thereof
02/16/2000EP0979800A1 Manufacturing of ready-for-use solutions
02/16/2000CN1049402C Bleaching compositions and its preparing method
02/09/2000EP0978316A1 New catalyst, process for the production of hydrogen peroxide and its use in oxidation processes
02/09/2000CN1049256C Method of preparing alkali-metal peroxide solutions
01/2000
01/25/2000CA2167159C Granular laundry detergent compositions containing stabilised percarbonate bleach particles
01/19/2000CN1241532A Process for preparation of coated peroxygen compounds
01/19/2000CN1048419C Preparation of granular borate compositions
01/13/2000DE19830946A1 Verfahren zur Herstellung von beschichteten Persauerstoffverbindungen A process for the preparation of coated peroxygen compounds
01/12/2000EP0970917A1 Method for coating peroxide compounds
01/12/2000EP0850192B1 Process for the production of sodium percarbonate
01/12/2000CN1048226C Method and plant for producing hydrogen peroxide
01/11/2000US6013237 Filtering aqueous solution containing at least one dissolved substance selected from the group consisting of carbonate, bicarbonate or hydroxide and passing through strong basic anion exchange resin
01/06/2000WO2000000428A1 Synthesis of hydrogen peroxide
01/05/2000EP0968271A1 Stabilized sodium carbonate peroxyhydrate
01/05/2000CN1240407A Method to produce sodium percarbonate
01/05/2000CN1240406A Process for preparation of hydrogen peroxide
01/04/2000US6010640 Dissolving lithium hydroxide and hydrogen peroxide in water
12/1999
12/29/1999EP0967175A1 Stabilized sodium carbonate peroxyhydrate
12/29/1999EP0863842B1 Coated sodium percarbonate particles, process for the production thereof and use thereof
12/26/1999CA2272743A1 Stabilized sodium carbonate peroxyhydrate
12/22/1999EP0965562A1 Process and installation for preparing an aqueous hydrogen peroxide solution and aqueous hydrogen peroxide solution
12/22/1999CN2354922Y Generator for solution of hydrogen peroxide
12/22/1999CN1047624C Detergent compsns.
12/16/1999WO1999064351A1 Stabilized sodium carbonate peroxyhydrate
12/16/1999WO1999064350A1 Coated sodium percarbonate particles, process for their preparation, their use in detergent compositions and detergent compositions containing them
12/16/1999DE19826026A1 Stabilisiertes Natriumcarbonat-peroxohydrat A stabilized sodium carbonate peroxyhydrate
12/16/1999CA2334114A1 Coated sodium percarbonate particles, process for their preparation, their use in detergent compositions and detergent compositions containing them
12/16/1999CA2333271A1 Stabilized sodium carbonate peroxyhydrate
12/15/1999EP0963339A1 Method for producing hydrogen peroxide from hydrogen and oxygen
12/14/1999US6001324 Process for the preparation of an ultra pure hydrogen peroxide solution by ion exchange in the presence of acetate ions
12/08/1999EP0962424A1 Coated sodium percarbonate particles, process for their preparation, their use in detergent compositions and detergent compositions containing them
11/1999
11/24/1999EP0958405A1 Metal surface treatment solutions and process
11/24/1999EP0958238A1 Method for the production of hydrogen peroxide by hydrating a chinone solution and arrangement for performing the methods
11/16/1999US5985235 Activation with acid, catalyst is used in hydrogenation of anthraquinones or derivatives thereof in production of hydrogen peroxide
11/10/1999CN1046217C Electronic acceptor compositions
11/03/1999EP0885167B1 Method for the production of hydrogen peroxide by direct synthesis of hydrogen and oxygen in contact with a catalyst in a solvent
11/03/1999CN1234011A Method for regenerating anthraquinone derivatives during synthesis process of hydrogen peroxide
11/02/1999US5976487 Process for purifying an aqueous solution of hydrogen peroxide
11/02/1999US5976486 From a source of hydrogen and oxygen in the presence of a dispersion of a catalyst which comprizes particles coated with 3-10 layers of a zirconium or hafnium phosphonate complex
11/02/1999CA2167158C Detergent compositions containing percarbonate and making processes thereof
11/02/1999CA2126729C Hydrogen peroxide composition
10/1999
10/28/1999WO1999054254A1 Highly pure aqueous hydrogen peroxide solutions, method for producing same and their use
10/28/1999WO1999037581A3 High efficiency glow discharge gaseous processing system for hydrogen peroxide production and other chemical processing of gases
10/28/1999DE19817794A1 High purity aqueous hydrogen peroxide solution useful for electronic component substrate cleaning
10/28/1999CA2328952A1 Highly pure aqueous hydrogen peroxide solutions, method for producing same and their use
10/27/1999CN1233227A Bleaching compositions
10/26/1999US5972305 Encapsulating one or more transition metals of group viii of the periodic table and hydrogen carrier compounds on the zeolite channels; supplying hydrogen and oxygen simultaneously at a reaction temperature of 10-90 degrees c
10/26/1999US5972196 Electrochemical production of ozone and hydrogen peroxide
10/21/1999WO1999052820A1 Method for producing hydrogen peroxide by direct synthesis
10/21/1999WO1999052819A1 Method for producing hydrogen peroxide and reaction carriers for carrying out the method
10/21/1999DE19816297A1 Verfahren zur Herstellung von Wasserstoffperoxid und Reaktionsträger zu seiner Durchführung A process for the production of hydrogen peroxide and reaction support for its implementation
10/21/1999CA2328107A1 Method for producing hydrogen peroxide by direct synthesis
10/19/1999US5968472 Production process of hydrogen peroxide by oxidation of secondary alcohols with molecular oxygen in liquid phase
10/14/1999DE19816296A1 Verfahren zur Herstellung von Wasserstoffperoxid durch Direktsynthese A process for producing hydrogen peroxide by direct synthesis
10/13/1999EP0948457A1 Method for regenerating anthraquinone derivatives during a synthesis process of hydrogen peroxide 30 %
10/12/1999US5965101 Reacting hydrogen and oxygen directly in acid-free reaction medium of methaonl and catalyst comprising halide of platinum group metal
10/12/1999US5964986 Distillation plant
10/07/1999WO1999049971A1 Method for catalytic production of hydrogen peroxide and catalyst therefor
10/06/1999EP0946409A1 Process for the manufacture of hydrogen peroxide
10/06/1999EP0868396B1 Solid peroxo compounds and peroxy compounds stabilised by coating
10/05/1999US5962711 Critical temperature, critical pressure
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