Title:
RADIO WAVE ABSORBER
Document Type and Number:
WIPO Patent Application WO/2021/246438
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a radio wave absorber having corrosive gas durability. A radio wave absorber includes a substrate, a dielectric layer, and a reflective layer, the substrate, dielectric layer, and reflective layer being laminated in the sequence listed. The substrate has a water vapor permeability of 5g/(m2 ⋅ day), and the reflective layer has a resistance value, after a mixed gas flow corrosion test, of 100 Ω/□ or below.
Inventors:
NAKAO SACHIKO (JP)
SAWADAISHI TETSUROU (JP)
MUTOU KATSUNORI (JP)
SAWADAISHI TETSUROU (JP)
MUTOU KATSUNORI (JP)
Application Number:
PCT/JP2021/020981
Publication Date:
December 09, 2021
Filing Date:
June 02, 2021
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD (JP)
International Classes:
H05K9/00; B32B7/025
Domestic Patent References:
| WO2018088492A1 | 2018-05-17 |
Foreign References:
| JP2008124154A | 2008-05-29 | |||
| JP2018098367A | 2018-06-21 | |||
| JP2013236064A | 2013-11-21 |
Attorney, Agent or Firm:
SAEGUSA & PARTNERS (JP)
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