Title:
OPTICAL FILM AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2019/026842
Kind Code:
A1
Abstract:
Provided is an optical film obtained by roughening at least one surface of a film containing an alicyclic structure-containing polymer. At the at least one surface, a maximum height Rz is 150-3000 nm inclusive, and an arithmetic mean roughness Ra is 30-1000 nm inclusive. The optical film preferably has an internal haze of 5% or less. The alicyclic structure-containing polymer is preferably a specific block copolymer hydride [E]. A method for manufacturing the optical film is collectively disclosed, the method including a roughening step.
Inventors:
SHIBATA YUJI (JP)
Application Number:
PCT/JP2018/028445
Publication Date:
February 07, 2019
Filing Date:
July 30, 2018
Export Citation:
Assignee:
ZEON CORP (JP)
International Classes:
G02B5/30; B29C55/04; C08J5/18; G02F1/1335; B29K23/00; B29L7/00
Foreign References:
JP2006309033A | 2006-11-09 | |||
JP2011013378A | 2011-01-20 | |||
JP2013010309A | 2013-01-17 | |||
JP2012103355A | 2012-05-31 | |||
JP2017122857A | 2017-07-13 | |||
JP2002194067A | 2002-07-10 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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