Light diffusion film with uniform surface roughness and low...

Details Light diffusion film with uniform surface roughness and low... Light diffusion film with uniform surface roughness and low...

2008-12-04

2011-11-22

Consilvio, Mark (Department: 2872)

Stock material or miscellaneous articles

Structurally defined web or sheet

Continuous and nonuniform or irregular surface on layer or...

C248S220210, C362S355000, C359S599000

Reexamination Certificate

active

08062730

ABSTRACT:
A light diffusion film includes a thermoplastic resin, a surface of the light diffusion film has a roughness (Ra) of about 0.5 to about 3 μm and a height distribution index (HDI) of about 3 to about 8 μm, and the light diffusion film has a retardation of not more than about 25 nm.

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patent: WO 2006/057243 (2006-06-01), None

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