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. 14, 2014
Filed:
Mar. 31, 2011
Xiangting Dong, Shanghai, CN;
Shuang Liang, Shanghai, CN;
Tao Wang, Shanghai, CN;
Qingwei Zhang, Shanghai, CN;
Xiangting Dong, Shanghai, CN;
Shuang Liang, Shanghai, CN;
Tao Wang, Shanghai, CN;
Qingwei Zhang, Shanghai, CN;
Rohm and Haas Company, Philadelphia, PA (US);
Abstract
An aqueous antibacterial polymer emulsion and coating compositions are provided. The aqueous antibacterial polymer emulsion comprising a polymer A, an oxidant and a metal complexed with a copolymer B comprising heterocyclic containing monomers; wherein the metal is selected from copper, silver, gold, tin, zinc and combinations thereof; and wherein the emulsion is heat stable. The coating compositions made therefrom provide persistent, broad spectrum antibacterial activity without discoloration problem upon exposure to heat and/or sun light.