Title:
内装下地材用防音合板
Document Type and Number:
Japanese Patent JP7025760
Kind Code:
B2
Abstract:
To provide a soundproof plywood for interior substrate material having excellent soundproof performance.SOLUTION: Damping materials (10) formed by impregnating non-woven fabric of a synthetic fiber with a coating composition for vibration containing 1-50 pts.wt. of at least one saturated fatty acid metal with respect to 100 pts.wt. of a polymer main agent are stuck to each other in a state of being interposed between a surface of a surface veneer sheet (11a) and a rear face of a rear veneer sheet (11b) and/or arbitrary adjacent veneer sheets.SELECTED DRAWING: Figure 7
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Inventors:
Toru Parki
Application Number:
JP2018124141A
Publication Date:
February 25, 2022
Filing Date:
June 29, 2018
Export Citation:
Assignee:
Marutama Wood Co., Ltd.
International Classes:
E04B1/86; B27D1/04; B32B5/28; C09D5/02; C09D7/63; C09D201/00; E04F13/075
Domestic Patent References:
| JP8004262A | ||||
| JP2016172849A | ||||
| JP6336814A | ||||
| JP5040190Y2 | ||||
| JP2062035U | ||||
| JP1250559A | ||||
| JP7102745A | ||||
| JP3162952A |
Foreign References:
| US20080152862 |
Attorney, Agent or Firm:
Ayari Yamashita
Kenji Yamashita
Kenji Yamashita