Title:
LIGHT DIFFUSION ADHESIVE LAYER AND LIGHT DIFFUSION ADHESIVE FILM
Document Type and Number:
Japanese Patent JP2017082227
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a light diffusion adhesive layer which is an optical member capable of being used instead of conventional light diffusion sheets, has functions of a light diffusion sheet and capable of reducing thickness of a display and a light diffusion adhesive film using the same.SOLUTION: There is provided a light diffusion adhesive layer having light diffusion function, an acrylic polymer is a copolymer by copolymerizing (A) at least one or more kind of alkyl (meth)acrylate monomer having an alkyl group with C1 to C14 carbon atoms, (B) at least one or more kind of (meth)acrylate monomer having an aromatic group, (C) at least one or more kind of copolymerizable monomer having a hydroxyl group and (D) no or at least one kind of vinyl monomer having a nitrogen atom without containing vinyl monomer having a carboxyl group, transmission coefficient at thickness of the light diffusion adhesive layer of 20 μm is 90% or more and haze value is 40% to 90%.SELECTED DRAWING: None
Inventors:
NAGAKURA TAKESHI
SHIMAGUCHI RYUSUKE
HASEGAWA RYO
SUZUKI JUNJI
YOSHIDA HIROYUKI
HISHINUMA AKIYO
SHIMAGUCHI RYUSUKE
HASEGAWA RYO
SUZUKI JUNJI
YOSHIDA HIROYUKI
HISHINUMA AKIYO
Application Number:
JP2016245442A
Publication Date:
May 18, 2017
Filing Date:
December 19, 2016
Export Citation:
Assignee:
FUJIMORI KOGYO CO
International Classes:
C09J133/06; C09J7/00; C09J11/02; C09J11/06; G02B5/02
Domestic Patent References:
| JP2009209329A | 2009-09-17 | |||
| JP2008310267A | 2008-12-25 | |||
| JP2009276451A | 2009-11-26 | |||
| JP2005263994A | 2005-09-29 | |||
| JP2012503077A | 2012-02-02 |
Attorney, Agent or Firm:
Masatake Shiga
Kazunori Onami
Tomoyuki Teihiro
Kazunori Onami
Tomoyuki Teihiro