| http://www.w3.org/ns/prov#value | - Accordingly, the grinding method is not particularly limited and a jet mill, a high-speed rotary mill or other grinder may be used. [0091] In the silica-coated titanium oxide and zinc oxide particles obtained by the above-described method, the ratio I of the absorption peak intensity at 1,150 to 1,250 cm???1 to the absorption peak intensity at 1,000 to 1,100 cm???1 on the infrared absorption spect
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