Title:
ELECTROMAGNETIC WAVE ABSORBING COMPOSITE SHEET
Document Type and Number:
WIPO Patent Application WO/2013/081043
Kind Code:
A1
Abstract:
This electromagnetic wave absorbing composite sheet comprises: (a) a first electromagnetic wave absorbing film (10a) that comprises a plastic film (11), and a single layer or multilayer metal thin film (12) disposed on at least one surface of the plastic film (11), and has multiple substantially parallel intermittent linear marks (122) that are formed with irregular widths and at irregular intervals in a plurality of directions on the metal thin film (12); and (b) a second electromagnetic wave absorbing film (20) comprising a resin or rubber in which magnetic particles or non-magnetic conductive particles are dispersed.
Inventors:
KAGAWA SEIJI (JP)
Application Number:
PCT/JP2012/080886
Publication Date:
June 06, 2013
Filing Date:
November 29, 2012
Export Citation:
Assignee:
KAGAWA SEIJI (JP)
International Classes:
B32B15/08; H05K9/00; H01F1/00; H01F1/24; H01Q17/00
Foreign References:
| JP2008135485A | 2008-06-12 | |||
| JP2011522964A | 2011-08-04 | |||
| JP2010283154A | 2010-12-16 | |||
| JP2005251918A | 2005-09-15 | |||
| JPH05226873A | 1993-09-03 | |||
| JP2009202379A | 2009-09-10 | |||
| JP2010153542A | 2010-07-08 | |||
| JP2002059487A | 2002-02-26 | |||
| JPH0790568B2 | 1995-10-04 |
Other References:
See also references of EP 2787803A4
Attorney, Agent or Firm:
TAKAISHI Kitsuma (JP)
Kitsuma Takaishi (JP)
Kitsuma Takaishi (JP)
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Claims:
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