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Patent Searching and Data


Title:
BIAXIALLY STRETCHED POLYPROPYLENE FILM FOR CAPACITORS, METALLIZED FILM AND CAPACITOR
Document Type and Number:
WIPO Patent Application WO/2016/159330
Kind Code:
A1
Abstract:
The present invention relates to a biaxially stretched polypropylene film for capacitors. A biaxially stretched polypropylene film for capacitors according to the present invention is capable of suppressing increase of tan δ and decrease of capacitance even in cases where a capacitor is used for a long period of time at high voltage at high temperature.

Inventors:
OKUYAMA, Yoshimune (7-5 Ginza 4-chome, Chuo-k, Tokyo 61, 〒1040061, JP)
FUJISHIRO, Yoshikazu (7-5 Ginza 4-chome, Chuo-k, Tokyo 61, 〒1040061, JP)
NAKATA, Masahiro (7-5 Ginza 4-chome, Chuo-k, Tokyo 61, 〒1040061, JP)
ISHIWATA, Tadakazu (7-5 Ginza 4-chome, Chuo-k, Tokyo 61, 〒1040061, JP)
KAKEHI, Akihiro (7-5 Ginza 4-chome, Chuo-k, Tokyo 61, 〒1040061, JP)
Application Number:
JP2016/060854
Publication Date:
October 06, 2016
Filing Date:
March 31, 2016
Export Citation:
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Assignee:
OJI HOLDINGS CORPORATION (7-5 Ginza 4-chome, Chuo-ku Tokyo, 61, 〒1040061, JP)
International Classes:
H01G4/18; C08J5/18
Foreign References:
JP2014231584A2014-12-11
JP2011148896A2011-08-04
JP2007207884A2007-08-16
Other References:
See also references of EP 3279908A4
Attorney, Agent or Firm:
SAMEJIMA, Mutsumi et al. (AOYAMA & PARTNERS, Umeda Hankyu Bldg. Office Tower 8-1, Kakuda-cho, Kita-ku, Osaka-sh, Osaka 17, 〒5300017, JP)
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