To provide a temporary water-proof sheet for sampling of feces by which the faces can be sampled in a condition that the sheet is placed in a toilet stool, and the sheet can be flushed out after the use, when the feces are sampled, particularly a loose faces is sampled for the medical examination, or which can be used for the feces of a pet, so that the sheet can be flushed out after the use.
This water-proof sheet is obtained by stacking the water dispersible paper on one or both faces of water soluble or water dispersible film made of partially saponified polyvinyl alcohol or the like, and the retting start time in a water penetration test in which 220g of cotton impregnated with 170g of water is used, is 100-200 seconds. By using the water dispersible paper having the temporary water-resistance, which is obtained by coating the paper with the polymer solution or dispersion or adding an inner face sizing agent during the manufacturing of the paper, as the water dispersible paper, the sheet having the temporary water resistance, can be obtained.
YAMADA KATSUHIKO
KORI SHIGEYOSHI
TOUSERO KK
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