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:
Dec. 08, 2020
Filed:
Dec. 21, 2018
Applicant:
Westrock Mwv, Llc, Atlanta, GA (US);
Inventors:
Gary P. Fugitt, Rockville, VA (US);
Steven G. Bushhouse, Ouinton, VA (US);
Scott E. Ginther, Moseley, VA (US);
Assignee:
WestRock MWV, LLC, Atlanta, GA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21H 19/40 (2006.01); C09D 7/61 (2018.01); C09D 7/40 (2018.01); C09D 125/14 (2006.01); C09D 133/06 (2006.01); D21H 19/38 (2006.01); D21H 19/58 (2006.01); D21H 19/60 (2006.01); D21H 19/82 (2006.01); C09D 5/00 (2006.01);
U.S. Cl.
CPC ...
D21H 19/40 (2013.01); C09D 5/00 (2013.01); C09D 7/61 (2018.01); C09D 7/69 (2018.01); C09D 125/14 (2013.01); C09D 133/062 (2013.01); D21H 19/385 (2013.01); D21H 19/58 (2013.01); D21H 19/60 (2013.01); D21H 19/822 (2013.01);
Abstract
Paper and paperboard coatings are disclosed using a modified clay which is characterized by an average shape factor less than 60, a sediment void volume greater than 48%, and containing less than 30% by mass of particles less than 1 micron in diameter.