Title:
SOUND-INSULATING FLOOR STRUCTURE FOR BUILDING CONSTRUCTION
Document Type and Number:
Japanese Patent JPH11324295
Kind Code:
A
Abstract:
To provide a sound-insulating floor structure for construction, in which sound-insulating performance to a lightweight impact sound can be improved.
A floor backing material 4 consisting of a soft synthetic-resin foamed board having a dynamic spring constant from 1×106 N/m3 to 10×106 N/m3 is installed onto a concrete slab 2 under the state, in which a levelling material 3 is interposed, and an asphalt vibration-damping mat 5 and a flooring material 6 are laid on the floor backing material 4 in a laminated shape in the order.
Inventors:
KOMURA MICHIO
MATSUYOSHI HIROYOSHI
MATSUMURA YOSHIO
MATSUYOSHI HIROYOSHI
MATSUMURA YOSHIO
Application Number:
JP13625198A
Publication Date:
November 26, 1999
Filing Date:
May 19, 1998
Export Citation:
Assignee:
KANEGAFUCHI CHEMICAL IND
International Classes:
E04F15/18; B32B13/12; (IPC1-7): E04F15/18; B32B13/12; E04F15/18
Attorney, Agent or Firm:
Takao Yanagino
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