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Patent Searching and Data


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 (6-2 Marunouchi 1-chome, Chiyoda-k, Tokyo 46, 〒1008246, JP)
Application Number:
JP2018/028445
Publication Date:
February 07, 2019
Filing Date:
July 30, 2018
Export Citation:
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Assignee:
ZEON CORPORATION (6-2 Marunouchi 1-chome, Chiyoda-ku Tokyo, 46, 〒1008246, JP)
International Classes:
G02B5/30; B29C55/04; C08J5/18; G02F1/1335; B29K23/00; B29L7/00
Foreign References:
JP2006309033A2006-11-09
JP2011013378A2011-01-20
JP2013010309A2013-01-17
JP2012103355A2012-05-31
JP2017122857A2017-07-13
JP2002194067A2002-07-10
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (Toranomon Mitsui Building, 8-1 Kasumigaseki 3-chome, Chiyoda-k, Tokyo 13, 〒1000013, JP)
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