Patent ID: 6773121
Filing Date: 2004-08-10
Classification: G02B,Y10T

Abstract:
An antireflection film having a hard coat layer prepared on one side of a transparent substrate directly or through other layers, and further an antireflection layer laminated on a surface of the hard coat layer,wherein the antireflection layer is formed by a dry cured film obtained from a solution comprising a siloxane oligomer (A) obtained by condensation polymerization after partial hydrolysis of a hydrolyzable alkoxy silane that contains a tetra alkoxy silane represented by a general formula (1): Si(OR)4 (where R represents methyl group or ethyl group) as a principal component and a compound (B) having a fluoro alkyl structure and a polysiloxane structure, wherein a surface of the hard coat layer has uneven form and has optical antiglare property.