Title:
ANISOTROPIC LIGHT-DIFFUSING FILM FOR AN LED LIGHTING, AND LED LIGHTING EQUIPPED WITH SAME
Document Type and Number:
WIPO Patent Application WO/2011/161977
Kind Code:
A1
Abstract:
An anisotropic light-diffusing film for an LED lighting, which involves a layer (A) comprising a resin composition (a1) or a resin composition (a2), and which can diffuse light emitted from an LED light source and has reduced luminance unevenness, wherein the resin composition (a1) comprises 70 to 90 wt% of a polyester resin and 10 to 30 wt% of a hydrogenated product of a vinyl-aromatic-hydrocarbon-conjugated diene hydrocarbon copolymer and the resin composition (a2) comprises 60 to 90 wt% of a cyclic olefin resin and 10 to 40 wt% of a polyethylene resin; and an LED lighting equipped with the film.
Inventors:
SAGO SHIGERU (JP)
SAITOH RYUTA (JP)
SAITOH RYUTA (JP)
Application Number:
PCT/JP2011/050192
Publication Date:
December 29, 2011
Filing Date:
January 07, 2011
Export Citation:
Assignee:
GUNZE KK (JP)
SAGO SHIGERU (JP)
SAITOH RYUTA (JP)
SAGO SHIGERU (JP)
SAITOH RYUTA (JP)
International Classes:
G02B5/02; F21V3/00; F21Y101/02
Domestic Patent References:
| WO2010016557A1 | 2010-02-11 |
Foreign References:
| JP2010044320A | 2010-02-25 | |||
| JP2004101641A | 2004-04-02 | |||
| JP2003075643A | 2003-03-12 |
Attorney, Agent or Firm:
SAEGUSA & PARTNERS (JP)
Patent business corporation 3 Edakuni [Hajime] patent firm (JP)
Patent business corporation 3 Edakuni [Hajime] patent firm (JP)
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Claims: