Title:
LIGHT REFLECTING BODY, LIGHTING DEVICE, ILLUMINATED SIGNBOARD, AND SURFACE LIGHT SOURCE DEVICE
Document Type and Number:
WIPO Patent Application WO/2012/020837
Kind Code:
A1
Abstract:
Disclosed is a light reflecting body having a structure wherein a thermoplastic resin film (1) is laminated on at least one surface of a metal plate (2), and the light reflecting body is characterized in that the light reflectance of a light reflecting surface is 95-100%, the degree of gloss of the light reflecting surface is 0-60%, the thermoplastic resin film contains a filler, and the porosity of the thermoplastic resin film represented by formula (1) (wherein ρ
0 represents the true density and ρ represents the density) is 5-25%. This light reflecting body is capable of suppressing formation of wrinkles in the reflecting surface during a drawing process. AA POROSITY (%)
Inventors:
UEDA TAKAHIKO (JP)
HIROI YOUSUKE (JP)
HIROI YOUSUKE (JP)
Application Number:
PCT/JP2011/068426
Publication Date:
February 16, 2012
Filing Date:
August 12, 2011
Export Citation:
Assignee:
YUPO CORP (JP)
UEDA TAKAHIKO (JP)
HIROI YOUSUKE (JP)
UEDA TAKAHIKO (JP)
HIROI YOUSUKE (JP)
International Classes:
G02B5/08; B32B5/18; B32B7/02; B32B15/08; C08J5/18; F21V7/22; G09F13/14
Foreign References:
| JP2006145569A | 2006-06-08 | |||
| JP2006139201A | 2006-06-01 | |||
| JP2008203877A | 2008-09-04 | |||
| JP2002333511A | 2002-11-22 |
Attorney, Agent or Firm:
SIKs & Co. (JP)
Patent business corporation patent firm Sykes (JP)
Patent business corporation patent firm Sykes (JP)
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Claims: