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. 23, 2005
Filed:
Oct. 27, 2003
Shuichiro Sugimoto, Yokohama, JP;
Takashige Maekawa, Yokohama, JP;
Shuichiro Sugimoto, Yokohama, JP;
Takashige Maekawa, Yokohama, JP;
Asahi Glass Company, Limited, Tokyo, JP;
Abstract
To provide a water- and oil-repellent composition excellent in durability and excellent in safety and preservation of the environment. A water- and oil-repellent composition which comprises (A) a polymer, (B) an aqueous medium and (C) a surfactant in a mass ratio of (A)/(B)/(C)=100/100-500/1-10, the polymer (A) containing a polymerization unit based on a (meth)acrylate having a polyfluoroalkyl group, a polymerization unit based on an alkyl(meth)acrylate having a C-Calkyl group, a polymerization unit based on an alkyl(meth)acrylate having a C-Calkyl group and a polymerization unit based on a specific compound having a blocked isocyanate group.