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. 04, 2016
Filed:
Sep. 18, 2013
Rohm and Haas Company, Philadelphia, PA (US);
Edward La Fleur, Holland, PA (US);
Partha S. Majumdar, Harleysville, PA (US);
Edwin Hugh Nungesser, Horsham, PA (US);
Rohm and Haas Company, Philadelphia, PA (US);
Abstract
An aqueous coating composition including: certain first solid polymeric particles having an average diameter of 0.60-0.99 μm and certain second solid polymeric particles having a calculated Tg of from −60° C. to 120° C. and an average particle diameter of from 50 nm to 500 nm; wherein the dry weight ratio of the first solid polymeric particles to the second solid polymeric particles is from 0.15:1 to 10:1; and the aqueous coating composition includes less than 10% by volume, inorganic extender particles is provided. Also provided is a coating having a ratio of 85° specular gloss to 20° specular gloss equal to or greater than 33 formed from the aqueous coating composition.