Title:
LAMINATE PANEL
Document Type and Number:
Japanese Patent JP2023093024
Kind Code:
A
Abstract:
To provide a laminate panel that can achieve both of sound absorptivity and incombustibility.SOLUTION: A laminate panel 1 comprises a porous layer 2, and a first metal layer 31. The porous layer 2 comprises a first face 21 and a second face 22 opposite the first face 21. The porous layer 2 has an air permeability of 0.28 cm3/cm2/sec or more and 50 cm3/cm2/sec or less. The first metal layer 31 is disposed on the first face 21 of the porous layer 2, has a percentage of opening area of 0.5% or more and 50% or less, and includes a through-hole 310 with a pore size D1 of 2000 μm or less.SELECTED DRAWING: Figure 1
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Inventors:
OGURA TOMOKO
Application Number:
JP2021208407A
Publication Date:
July 04, 2023
Filing Date:
December 22, 2021
Export Citation:
Assignee:
PANASONIC IP MAN CORP
International Classes:
B32B15/04; B32B5/18; B32B17/02; G10K11/16; G10K11/168
Attorney, Agent or Firm:
Hokuto Patent Attorneys Office
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