Antireflection film

Details Antireflection film Antireflection film

1997-06-16

1999-07-20

Evans, Elizabeth

Stock material or miscellaneous articles

Structurally defined web or sheet

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

428143, 428149, 428323, 428325, 428331, B32B 300

Patent

active

059254386

ABSTRACT:
An antireflection film comprising a transparent substrate film, a hard coat layer formed on the transparent substrate film either directly or through other layer, and a low-refractive-index layer formed on the hard coat layer either directly or through other layer, wherein the low-refractive-index layer is a SiO.sub.2 gel layer formed by using a SiO.sub.2 sol prepared by hydrolyzing a silicon alkoxide represented by CH.sub.3 Si(OR).sub.3 wherein R is an alkyl group having 1 to 3 carbon atoms.

REFERENCES:
patent: 5747152 (1998-05-01), Oka et al.

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