QUANTUM DOT SHEET, BACKLIGHT DEVICE, DISPLAY, AND MANUFACTURING METHOD OF QUANTUM DOT SHEET

Title:

QUANTUM DOT SHEET, BACKLIGHT DEVICE, DISPLAY, AND MANUFACTURING METHOD OF QUANTUM DOT SHEET

Document Type and Number:

Japanese Patent JP2016194552

Kind Code:

A

Abstract:

PROBLEM TO BE SOLVED: To effectively suppress a barrier film from being peeled off at the ends from a quantum dot layer.SOLUTION: According to an aspect of the present invention, there is provided a quantum dot sheet comprising: a quantum dot layer that includes a light incident surface receiving light and a light emission surface emitting light, and quantum dots and a binder resin converting the wavelength of the light received on the light incident surface; a first barrier film that is adhered to the light incident surface of the quantum dot layer; and a second barrier film that is adhered to the light emission surface of the quantum dot layer, wherein the initial peeling strength of the first barrier film at the ends of the light incident surface of the quantum dot layer, and the initial peeling strength of the second barrier film at the ends of the light emission surface of the quantum dot layer are 2.0 N/25 mm or more in a condition of a rate of pulling of 0.3 m/min.SELECTED DRAWING: Figure 1

Inventors:

YOSHIKATA KUNIAKI
KOJIMA HIROSHI
ISOJIMA SEIICHI

Application Number:

JP2015073519A

Publication Date:

November 17, 2016

Filing Date:

March 31, 2015

Export Citation:

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Assignee:

DAINIPPON PRINTING CO LTD

International Classes:

G02B5/20; B32B27/00; B32B27/18; F21S2/00; G02F1/13357

Domestic Patent References:

JP2016141050A	2016-08-08
JP2011013567A	2011-01-20

Foreign References:

WO2016013656A1	2016-01-28
WO2015037733A1	2015-03-19
WO2015041316A1	2015-03-26
WO2014113562A1	2014-07-24

Attorney, Agent or Firm:

Hirohito Katsunuma
Hiroyuki Nagai
Mari Asano
Hakoda Mitsuru

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