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:
Mar. 26, 2019
Filed:
Nov. 01, 2012
3m Innovative Properties Company, St. Paul, MN (US);
Naiyong Jing, Woodbury, MN (US);
Yongshang Lu, Woodbury, MN (US);
Dang Xie, Shanghai, CN;
Zhigang Yu, Shanghai, CN;
John L. Battiste, Northfield, MN (US);
Alan L. Levin, Shrewsbury, MA (US);
Caroline M. Ylitalo, Stillwater, MN (US);
Mahfuza B. Ali, Mendota Heights, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
An anti-fog coating composition is described comprising an aqueous polymeric dispersion; a crosslinker, and a surfactant. The dried and cured coating composition does not exhibit fogging within 8 seconds after being soaked in 25° C. water for 1 hour. In favored embodiments, the dried and cured coating composition does not exhibit fogging within 60 seconds after being soaked in 50° C. water for 24 hours. Also described are articles comprising the dried and cured coating composition disposed on a substrate as well as a method a providing an anti-fog coating on a substrate.