| 摘要 |
PROBLEM TO BE SOLVED: To provide a floor base material having high sound insulation performance with a simple structure.SOLUTION: A floor base material 1 constitutes a floor 100 in an architectural structure. The floor base material includes: a plate-like main body part 11 which is formed of a cement material by means of extrusion molding; and a film layer 15 formed over a living room surface 12 which is disposed at the living room side at least in the main body part 11 of a wood architectural structure. The film layer 15 is preferably formed of a thermoplastic resin with a thickness of 100 μm or more and 1000 μm or less.SELECTED DRAWING: Figure 1 |
