Invention Grant
- Patent Title: Electromagnetic wave absorber
- Patent Title (中): 电磁波吸收器
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Application No.: US13937642Application Date: 2013-07-09
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Publication No.: US09276326B2Publication Date: 2016-03-01
- Inventor: Keita Hirose , Takashi Ono
- Applicant: KABUSHIKI KAISHA RIKEN
- Applicant Address: JP Tokyo
- Assignee: KABUSHIKI KAISHA RIKEN
- Current Assignee: KABUSHIKI KAISHA RIKEN
- Current Assignee Address: JP Tokyo
- Agency: Pearne & Gordon LLP
- Priority: JP2012-155085 20120710
- Main IPC: H01Q17/00
- IPC: H01Q17/00 ; H05K9/00
Abstract:
An electromagnetic wave absorber contains cement and carbon nanotubes and has an absolute value of a complex relative permittivity in a range of from 2.0 to 10.0 in a frequency range of from 1 to 110 GHz and a minimum value of a dissipation factor of 0.35 or greater in the frequency range of from 1 to 110 GHz.
Public/Granted literature
- US20140132439A1 ELECTROMAGNETIC WAVE ABSORBER Public/Granted day:2014-05-15
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