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. 06, 2026
Filed:
Jul. 31, 2020
Dow Global Technologies Llc, Midland, MI (US);
Rohm and Haas Company, Collegeville, PA (US);
Caifeng Wang, Shanghai, CN;
Jianming Xu, Shanghai, CN;
Kok Chiew Poh, Singapore, SG;
Yuehan Hu, Shanghai, CN;
Tao Wang, Highton, AU;
Juan F. Callejas, Audubon, PA (US);
Philip R. Harsh, Birdsboro, PA (US);
James C. Bohling, Lansdale, PA (US);
Andrew J. Swartz, Fleetwood, PA (US);
Partha S. Majumdar, Harleysville, PA (US);
Joseph Tanzer, Ft. Washington, PA (US);
Dow Global Technologies LLC, Midland, MI (US);
Rohm and Haas Company, Collegeville, PA (US);
Abstract
The present invention is a composition comprising an aqueous dispersion of polymer particles, polymeric organic crosslinked microspheres, and colloidal silica particles. The composition is useful in coating compositions for exterior applications to achieve a balance of excellent dirt pickup resistance and durability performance under accelerated testing conditions.