| 摘要 |
PROBLEM TO BE SOLVED: To provide a feces collecting sheet capable of being manufactured easily, at low cost, adjusting water penetration time, and being convenient for handling. SOLUTION: The feces collecting sheet, which is floated on the surface of the water of a water reservoir of a flush toilet, and collects feces evacuated thereon, is made of water-soluble paper. Its water penetration time is adjusted by adjusting water dissociation property by irradiating the water-soluble paper with radioactive rays. COPYRIGHT: (C)2003,JPO
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