Liquid purification or separation – Processes – Ion exchange or selective sorption
Patent
1987-07-31
1988-12-20
Sever, Frank
Liquid purification or separation
Processes
Ion exchange or selective sorption
423584, C01B 1502
Patent
active
047924039
ABSTRACT:
A method of removing organic impurities from an aqueous solution of hydrogen peroxide, which comprises bringing an aqueous solution of hydrogen peroxide containing organic impurities into contact with a halogen-containing porous resin having a true specific gravity in the wet state of 1.1 to 1.3.
REFERENCES:
patent: 3294488 (1966-12-01), Dunlop et al.
patent: 3990844 (1976-11-01), Cormany
patent: 4279883 (1981-07-01), Izumi et al.
Ikebe Takaki
Sugihara Yasuo
Togo Shizuo
Mitsubishi Gas Chemical Company Inc.
Sever Frank
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