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:
Sep. 19, 2023
Filed:
Feb. 26, 2021
Applicant:
Sixring Inc., Calgary, CA;
Inventors:
Clay Purdy, Medicine Hat, CA;
Markus Weissenberger, Calgary, CA;
Kyle G. Wynnyk, Calgary, CA;
Karl W. Dawson, Calgary, CA;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
C01B 17/69 (2006.01); C07C 309/04 (2006.01); C07C 215/08 (2006.01); C07G 1/00 (2011.01); C01B 15/01 (2006.01); C07C 215/10 (2006.01); D21C 3/04 (2006.01); D21C 3/00 (2006.01); D21C 9/16 (2006.01);
U.S. Cl.
CPC ...
C07C 309/04 (2013.01); C01B 15/01 (2013.01); C01B 17/69 (2013.01); C07C 215/08 (2013.01); C07C 215/10 (2013.01); C07G 1/00 (2013.01); D21C 3/006 (2013.01); D21C 3/04 (2013.01); D21C 9/16 (2013.01);
Abstract
An aqueous composition comprising: sulfuric acid; a compound comprising an amine moiety; a compound comprising a sulfonic acid moiety; and a peroxide. Said composition being capable of delignifying biomass.