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Title:
ELECTROMAGNETIC WAVE SHIELDING MATERIAL, AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2010/064630
Kind Code:
A1
Abstract:
Provided are an electromagnetic wave shielding material and a method for manufacturing same, the electromagnetic wave shielding material comprising a transparent substrate and a convex pattern layer produced from a conductive composition formed in a predetermined pattern on the transparent substrate, wherein the conductive composition is configured to include conductive particles and a binder resin, and in observation using the electron micrograph of the traverse section of the convex pattern layer, the convex pattern layer comprises a continuous portion formed by fusion of at least some of the conductive particles.  The electromagnetic wave shielding material and the method for manufacturing the same comprise a configuration capable of achieving lower surface resistivity in the electromagnetic wave shielding material which requires a further reduction in the line width of the pattern, more specifically, a reduction to a line width of 30 μm or less, more preferably, less than or equal to 15-20 μm, and a treatment method for reducing the surface resistivity by easy and short-time treatment.

Inventors:
MIYAZAKI, Yuichi (1-1-1, Ichigaya-Kagacho, Shinjuku-k, Tokyo 01, 〒1628001, JP)
宮崎 祐一 (〒01 東京都新宿区市谷加賀町一丁目1番1号 大日本印刷株式会社内 Tokyo, 〒1628001, JP)
SATOU, Yuusuke (1-1-1, Ichigaya-Kagacho, Shinjuku-k, Tokyo 01, 〒1628001, JP)
佐藤 勇輔 (〒01 東京都新宿区市谷加賀町一丁目1番1号 大日本印刷株式会社内 Tokyo, 〒1628001, JP)
KIURA, Shinya (1-1-1, Ichigaya-Kagacho, Shinjuku-k, Tokyo 01, 〒1628001, JP)
木浦 伸哉 (〒01 東京都新宿区市谷加賀町一丁目1番1号 大日本印刷株式会社内 Tokyo, 〒1628001, JP)
KYOUDEN, Yukihiro (1-1-1, Ichigaya-Kagacho, Shinjuku-k, Tokyo 01, 〒1628001, JP)
Application Number:
JP2009/070174
Publication Date:
June 10, 2010
Filing Date:
December 01, 2009
Export Citation:
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Assignee:
DAI NIPPON PRINTING CO., LTD. (1-1-1, Ichigaya-Kagacho Shinjuku-k, Tokyo 01, 〒1628001, JP)
大日本印刷株式会社 (〒01 東京都新宿区市谷加賀町一丁目1番1号 Tokyo, 〒1628001, JP)
MIYAZAKI, Yuichi (1-1-1, Ichigaya-Kagacho, Shinjuku-k, Tokyo 01, 〒1628001, JP)
宮崎 祐一 (〒01 東京都新宿区市谷加賀町一丁目1番1号 大日本印刷株式会社内 Tokyo, 〒1628001, JP)
SATOU, Yuusuke (1-1-1, Ichigaya-Kagacho, Shinjuku-k, Tokyo 01, 〒1628001, JP)
佐藤 勇輔 (〒01 東京都新宿区市谷加賀町一丁目1番1号 大日本印刷株式会社内 Tokyo, 〒1628001, JP)
KIURA, Shinya (1-1-1, Ichigaya-Kagacho, Shinjuku-k, Tokyo 01, 〒1628001, JP)
木浦 伸哉 (〒01 東京都新宿区市谷加賀町一丁目1番1号 大日本印刷株式会社内 Tokyo, 〒1628001, JP)
International Classes:
H05K9/00; B32B7/02; B32B27/18
Attorney, Agent or Firm:
OHTANI, Tamotsu et al. (OHTANI PATENT OFFICE, Bridgestone Toranomon Bldg. 6F.25-2, Toranomon 3-chom, Minato-ku Tokyo 01, 〒1050001, JP)
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