Title:
HALF MIRROR FRONT PLATE
Document Type and Number:
Japanese Patent JP2014202928
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a half mirror front plate having sufficient luminous transmittance and luminous reflectance to function as a half mirror for display, having a color tone of transmission light and reflective light close to neutrality (white color in a visual effect), and excellent in productivity.SOLUTION: The half mirror front plate for display includes a laminate composed of a transparent substrate and a half mirror laminate film arranged on one main surface of the transparent substrate. The half mirror laminate film includes; sequentially from the transparent substrate side, a first transparent oxide layer having a thickness of 45 to 70 nm composed of a first metal oxide, a metal layer having a thickness of 30 to 45 nm composed of silver as a main component, and a second transparent oxide layer having a thickness of 45 to 70 nm composed of a second metal oxide.
Inventors:
TOMITA MICHIHISA
SASAKI KOJI
SASAKI KOJI
Application Number:
JP2013079200A
Publication Date:
October 27, 2014
Filing Date:
April 05, 2013
Export Citation:
Assignee:
ASAHI GLASS CO LTD
International Classes:
G02B5/28; B32B9/00; G02B5/08; G02B5/26; G09F9/00
Domestic Patent References:
| JP2002328367A | 2002-11-15 | |||
| JP2011071973A | 2011-04-07 | |||
| JP2007165593A | 2007-06-28 | |||
| JP2012037634A | 2012-02-23 | |||
| JP2003140128A | 2003-05-14 |
Attorney, Agent or Firm:
Patent business corporation cherry tree international patent firm