| abstract |
An object of the present invention is to decompose soil, dust, hand oil, sweat, organic matter such as grass and grass juice, bacteria, grass pesticides, etc., attached to ball balls, such as golf balls and tennis balls, and to wash or remove them with a cloth. And also have fungicidal, deodorant, antibacterial, and antifouling properties. The core is a hollow sphere made of either a rubber member or a resin member and having an internal pressure higher than the atmospheric pressure, and a felt covering the surface of the core. A liquid material containing photocatalyst particles such as [Selection diagram] Fig. 1 |