OPTICAL FILM - KONICA MINOLTA INC

Title:

OPTICAL FILM

Document Type and Number:

WIPO Patent Application WO/2015/115329

Kind Code:

A1

Abstract:

The objective of the present invention is to provide an optical film which has an optical function layer on a supporting body that is mainly composed of a cellulose derivative. An optical film according to the present invention has an optical function layer on at least one surface of a film-like supporting body, and is characterized in that: the supporting body contains a cellulose derivative that has an enhanced elongation at break; and the elongation at break of the supporting body is 110% or more of the elongation at break of a supporting body that contains a cellulose derivative, the elongation at break of which is not enhanced.

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Inventors:

KOYAMA HIROKAZU (JP)
KITA HIROSHI (JP)
FUKUSAKA KIYOSHI (JP)
KIUCHI HIROYOSHI (JP)

Application Number:

PCT/JP2015/051839

Publication Date:

August 06, 2015

Filing Date:

January 23, 2015

Export Citation:

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Assignee:

KONICA MINOLTA INC (JP)

International Classes:

G02B5/28; B32B7/02; B32B23/04; C08J5/18; G02B5/26

Domestic Patent References:

WO2012060324A1

2012-05-10

Foreign References:

JP2012230155A	2012-11-22
JP2002020410A	2002-01-23

Attorney, Agent or Firm:

KOYO INTERNATIONAL PATENT FIRM (JP)
Patent business corporation Mitsuaki international patent firm (JP)

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