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:
Aug. 31, 2004
Filed:
Feb. 10, 2003
Applicant:
Inventors:
Zuyi Zhang, Kanagawa, JP;
Teigo Sakakibara, Kanagawa, JP;
Masayuki Yamada, Tokyo, JP;
Yoshinori Kotani, Kanagawa, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 1/706 ;
U.S. Cl.
CPC ...
B32B 1/706 ;
Abstract
An anti-fogging coating material is disclosed which comprises a phosphoric acid compound binder; and oxide particles having an average particle diameter of 1 to 300 nm mixed with the phosphoric acid compound binder and provides an anti-fogging coating with a high hydrophilic property and a high water absorption property, capable of retaining the high hydrophilic property for a long period of time.