Title:
BIAXIALLY ORIENTED POLYPROPYLENE FILM, MULTILAYERED FILM INCLUDING METAL FILM, AND FILM CAPACITOR
Document Type and Number:
WIPO Patent Application WO/2017/064909
Kind Code:
A1
Abstract:
Provided are a biaxially oriented polypropylene film having excellent room-temperature and high-temperature withstand voltage characteristics, a multilayered film including a metal film, and a film capacitor. The present invention is a biaxially oriented polypropylene film comprising a polypropylene resin as the main component. When examined for melting peaks using DSC, the biaxially oriented polypropylene film gives a first-temperature-rising curve in which a first melting peak Tm1, which is the peak present on the most higher-temperature side, lies at 176-180ºC.
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Inventors:
FUJIMOTO SOICHI (JP)
ASANO TETSUYA (JP)
ASANO TETSUYA (JP)
Application Number:
PCT/JP2016/073191
Publication Date:
April 20, 2017
Filing Date:
August 05, 2016
Export Citation:
Assignee:
TORAY INDUSTRIES (JP)
International Classes:
B29C55/12; B32B15/085; C08J5/18; H01G4/18; B29K23/00; B29L7/00
Domestic Patent References:
| WO2012002123A1 | 2012-01-05 |
Foreign References:
| JP2014011181A | 2014-01-20 |
Other References:
See also references of EP 3363616A4
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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