Title:
POROUS BODY AND SOUND INSULATOR
Document Type and Number:
WIPO Patent Application WO/2018/030441
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a lightweight porous body exhibiting excellent sound-insulating properties, and a sound insulator. The present invention pertains to a porous body which has connected pores, has a first surface and a second surface on the side thereof opposite the first surface, and contains a plurality of particles, wherein the concentration of particles on the second surface side is three or more times the concentration of particles on the first surface side.
Inventors:
MUROFUSHI CHIEKO (JP)
MUROFUSHI HIDENOBU (JP)
MUROFUSHI HIDENOBU (JP)
Application Number:
PCT/JP2017/028850
Publication Date:
February 15, 2018
Filing Date:
August 08, 2017
Export Citation:
Assignee:
ASAHI GLASS CO LTD (JP)
International Classes:
C08J9/28; G10K11/16
Foreign References:
JP2013014717A | 2013-01-24 | |||
JP2008231194A | 2008-10-02 | |||
JPH08512349A | 1996-12-24 | |||
JPH10121598A | 1998-05-12 | |||
JPH07219554A | 1995-08-18 | |||
JPS5793431U | 1982-06-09 |
Attorney, Agent or Firm:
EIKOH PATENT FIRM, P.C. (JP)
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