Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Takaaki Ioka0
Toshihiko Ohashi0
Date of Patent
October 20, 2009
0Patent Application Number
105610000
Date Filed
June 10, 2004
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An antireflection film comprising silica particles and at least one binder compound, which has a silica particle content of 30% by weight or more, an arithmetic mean surface roughness (Ra) of not more than 2 nm, and a surface silicon atom content of 10 atom % or more.
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