Patent ID: 8337710
Filing Date: 2012-12-25
Classification: C02F,C11D

Abstract:
1. An ozone treatment method for treating a substance to be treated by ozone oxidation, the method comprising: supplying ozone into water to be treated that comprises a substance to be treated, in the presence of an ozone oxidation accelerator, wherein the ozone oxidation accelerator comprises a compound, wherein a 0.5% by mass aqueous solution containing the compound at 25° C. has a dynamic surface tension at 100 msec of 70 mN/m or less and a dynamic surface tension at 30 sec of 55 to 67 mN/m, and a concentration of the ozone oxidation accelerator in the water to be treated is within the range of 0.001 to 5% by mass, wherein the compound is selected from the group consisting of monoacetin, diacetin, and triacetin.