Title:
SHIELDING FILM AND SHIELDED PRINTED WIRING BOARD
Document Type and Number:
WIPO Patent Application WO/2016/190278
Kind Code:
A1
Abstract:
Provided is a shielding film that provides both excellent high-speed transmission characteristics and excellent flame retardant characteristics. The shielding film according to an embodiment of the present invention comprises a metal layer, and a conductive adhesive layer disposed on one side of the metal layer. The conductive adhesive layer comprises: the cured product of an epoxy resin and a carboxyl group-containing elastomer; an organic phosphorus-based flame retardant; and a conductive filler. The thickness of the metal layer is 0.3 μm to 7 μm. With respect to a total of 100 parts by weight of the epoxy resin and the carboxyl group-containing elastomer, the conductive adhesive comprised by the conductive adhesive layer contains 10 to 50 parts by weight of the organic phosphorus-based flame retardant and 10 to 80 parts by weight of the conductive filler.
Inventors:
TAKAMI KOUJI (JP)
YAMAMOTO YOSHIHISA (JP)
KAMINO KENJI (JP)
YAMAMOTO YOSHIHISA (JP)
KAMINO KENJI (JP)
Application Number:
PCT/JP2016/065178
Publication Date:
December 01, 2016
Filing Date:
May 23, 2016
Export Citation:
Assignee:
TATSUTA ELECTRIC WIRE & CABLE CO LTD (JP)
International Classes:
H05K9/00; B32B15/08; B32B15/092; H05K1/02
Domestic Patent References:
| WO2013077108A1 | 2013-05-30 | |||
| WO2014147903A1 | 2014-09-25 | |||
| WO2014024678A1 | 2014-02-13 | |||
| WO2015041085A1 | 2015-03-26 |
Foreign References:
| JP2014141603A | 2014-08-07 | |||
| JP2014167956A | 2014-09-11 | |||
| JP5861790B1 | 2016-02-16 |
Attorney, Agent or Firm:
MOMII, Takafumi (JP)
Takafumi Momii (JP)
Takafumi Momii (JP)
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