1
Minamikawa Y Mitsubishi Gas Ch, Murakami Seishi Mitsubishi Gas, Hattori M Mitsubishi Gas Chem: Process for producing a purified aqueous hydrogen peroxide solution. Mitsubishi Gas Chemical Co, May 21, 1997: EP0774442-A1 (18 worldwide citation)

A process for producing a purified aqueous hydrogen peroxide solution comprising bringing an aqueous hydrogen peroxide solution containing impurities into contact with an anion exchange resin in the fluoride form is disclosed. According to the process, impurities in the aqueous hydrogen peroxide sol ...


2
Yoshitsugu Minamikawa, Seishi Murakami, Masamichi Hattori: Process for producing a purified aqueous hydrogen peroxide solution. Mitsubishi Gas Chemical Company, Frishauf Holtz Goodman Langer & Chick P C, March 31, 1998: US05733521 (13 worldwide citation)

A process for producing a purified aqueous hydrogen peroxide solution comprising bringing an aqueous hydrogen peroxide solution containing impurities into contact with an anion exchange resin in the fluoride form is disclosed.


3
Tanaka Fujio, Adachi Takashi, Suzuki Toshimi, Noguchi Mutsuro, Kobayashi Tomoaki: Process for producing purified aqueous hydrogen peroxide solution and apparatus. Santoku Chemical, January 2, 2002: EP1167290-A2 (11 worldwide citation)

The present invention provides a process for producing a purified aqueous hydrogen peroxide solution, comprising passing a charged aqueous hydrogen peroxide solution containing impurities through a purifier tower (12) packed with an ion exchange resin, a chelate resin or an adsorption resin to there ...


4
Fujio Tanaka, Takashi Adachi, Toshimi Suzuki, Mutsuro Noguchi, Tomoaki Kobayashi: Process for producing purified aqueous hydrogen peroxide solution. Santoku Chemical, Webb Ziesenheim Logsdon Orkin & Hanson P C, August 31, 2004: US06783748 (8 worldwide citation)

A process for producing a purified aqueous hydrogen peroxide solution, comprising passing a charged aqueous hydrogen peroxide solution containing impurities through a purifier tower packed with an ion exchange resin, a chelate resin or an adsorption resin to thereby purify the charged aqueous hydrog ...


5
Fujio Tanaka, Ichiro Sugawara, Takashi Adachi, Kazuhisa Mine: Process for producing a purified aqueous hydrogen peroxide solution. Santoku Chemical, Webb Ziesenheim Logsdon Orkin & Hanson P C, May 24, 2005: US06896867 (2 worldwide citation)

A process for producing a purified aqueous hydrogen peroxide solution comprises contacting an aqueous hydrogen peroxide solution containing metal ion impurities firstly with a H+ type cation exchange resin, secondly with a carbonate iron (CO32−) type or bicarbonate ion (HCO3−) type anion exchange re ...


6
Fujio Tanaka, Takashi Adachi, Kazuhisa Mine, Kazuya Kimura: Process for producing a purified aqueous hydrogen peroxide solution. Santoku Chemical, Webb Ziesenheim Logsdon Orkin & Hanson P C, November 18, 2003: US06649139 (1 worldwide citation)

A process for producing a highly purified aqueous hydrogen peroxide solution by removing silicon oxide impurities from an aqueous hydrogen peroxide solution containing silicon oxide impurities by adding a flocculating agent and filtering out impurities of solid content contained in the aqueous hydro ...


7
Tanaka Fujio, Sugawara Ichiro, Adachi Takashi, Mine Kazuhisa: Process for producing a purified aqueous hydrogen peroxide solution. Santoku Chemical, January 2, 2002: EP1167288-A2

The present invention provides a process for producing a high-purity aqueous hydrogen peroxide solution from which metal ion impurities are removed as much as possible by purifying an aqueous hydrogen peroxide solution containing metal ion impurities. Specifically, the invention provides a process f ...


8
Tanaka Fujio, Adachi Takashi, Mine Kazuhisa, Kimura Kazuya: Process for producing a purified aqueous hydrogen peroxide solution. Santoku Chemical, January 2, 2002: EP1167289-A2

The present invention provides a process for producing a highly purified aqueous hydrogen peroxide solution from which silicon oxide impurities are removed to a minimum by purifying an aqueous hydrogen peroxide solution containing silicon oxide impurities. The present invention comprises a process f ...


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Fujio Tanaka, Takashi Adachi, Toshimi Suzuki, Mutsuro Noguchi, Tomoaki Kobayashi: Process for producing purified aqueous hydrogen peroxide solution and apparatus. Santoku Chemical, Russell D Orkin, February 7, 2002: US20020015676-A1

A process for producing a purified aqueous hydrogen peroxide solution, comprising passing a charged aqueous hydrogen peroxide solution containing impurities through a purifier tower packed with an ion exchange resin, a chelate resin or an adsorption resin to thereby purify the charged aqueous hydrog ...