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    • 11. 发明专利
    • PRODUCTION OF HYDROGEN PEROXIDE
    • JPH111306A
    • 1999-01-06
    • JP13134397
    • 1997-05-21
    • ENICHEM SPA
    • BIANCHI DANIELEBORTOLO ROSSELLAD ALOISIO RINORICCI MARCOSOATTINI SERGIO
    • C01B15/00B01J31/22C01B15/027
    • PROBLEM TO BE SOLVED: To effectively and inexpensively produce hydrogen peroxide by reacting carbon monoxide, oxygen and water in an organic solvent immiscible with water in the presence of such a catalyst complex as to comprise palladium salt, non-coordinating organic or inorganic acid, and a ligand bondable with a specific palladium atom. SOLUTION: This method comprises: dissolving into 1 l of organic solvent immiscible water an organic solvent-soluble catalyst carrier comprising 0.001 to 0.5 mol. of palladium salt, non-coordinating organic or inorganic acid, and a ligand bondable with palladium atom of a monodentate or multidentate nitrogenized compound and having (1:1) to (60:1) molecular ratio of acid to palladium; adding carbon monoxide of >=1 atom and oxygen to the organic solvent so that a molecular ratio of the carbon monoxide to oxygen may be (1:99) to (12:88) and a volumetric ratio of water to the organic solvent may be (30:70) to (70:30); reacting the mixture at -20 to 100 deg.C for 15 min. to 10 hrs.; separating a water phase containing hydrogen peroxide and organic solvent phase; and thus obtaining the resultant water phase containing 2 to 10 wt.% of hydrogen peroxide.