Biaxially oriented polypropylene film

Film de polypropylène orienté biaxialement

Biaxial orientierte Polypropylenfolie

Abstract

This invention is intended to provide a biaxially oriented polypropylene film capable of exhibiting excellent high breakdown voltage and preservability even in a high temperature atmosphere of 80°C or higher. The biaxially oriented polypropylene film of this invention is a polypropylene film formed of a polypropylene resin mainly composed of propylene, at least one of the surfaces of which has a basic surface configuration consisting of crepe-like asperity and having a 10-point mean roughness (Rz) of 0.5 to 1.5 µm and a surface glossiness of 90 to 135%.

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Patent Citations (2)

    Publication numberPublication dateAssigneeTitle
    EP-1398344-A1March 17, 2004Toray Industries, Inc.Biaxial orientierte polypropylenfolie
    JP-H11147962-AJune 02, 1999Oji Paper Co Ltd, 王子製紙株式会社Biaxially stretched polypropylene with roughened surface and its production

NO-Patent Citations (1)

    Title
    DATABASE WPI Week 199932, Derwent Publications Ltd., London, GB; AN 1999-379934, XP002569643

Cited By (0)

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