The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 24, 2017
Filed:
Oct. 05, 2011
Masanobu Ogane, Yokohama, JP;
Masanobu Ogane, Yokohama, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
An antireflection film, comprising a film including: hollow particles; and a binder bonding the particles, wherein: the binder contains voids; and the binder contains 10 or less voids each having a cross-sectional area of 1,000 nmor more with respect to 1 μmof a cross-sectional area of the binder. A method of producing the film, comprising: forming a paint into a film by applying the paint onto a substrate, the paint containing hollow particles, a binder, and a solvent, in which a content of the particles is 50-85 wt % and a content of the binder is 15-40 wt % with respect to a total weight of a solid content of the paint, and the paint has a viscosity of 1.3-2 mPa·s at its film-forming temperature; and drying the film.