To provide a laid floor material which protects an existing floor material against hard casters of a chair and a heavy household furniture.
A laid floor material A is composed of: a wooden base material 1 which is provided with a surface decorative sheet 2 stuck on its surface and protects an existing floor surface 10 when laid on the existing floor surface 10; a backing sheet 3 stuck on the underside of the wooden base material 1; and a suction layer 4 which is stuck on the underside of the backing sheet 3 and is sucked to the existing floor surface 10. The moisture permeation resistance value of the surface decorative sheet 2 is equal to or larger than 200 m2*h/mmHg/g, the difference between the moisture permeation resistance value of the surface decorative sheet 2 and that of the backing sheet 3 is equal to or smaller than 400 m2*h/mmHg/g, and the total thickness T of the laid floor material A is 3 to 7 mm.
SASAGURI SHOGO
YOSHIDA TAKANOBU
JP2007224548A | 2007-09-06 | |||
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Maki Ichikawa