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:
Aug. 30, 2016
Filed:
Jun. 12, 2015
Applicant:
North Carolina State University, Raleigh, NC (US);
Inventors:
Assignee:
North Carolina State University, Raleigh, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21H 11/00 (2006.01); D21H 21/18 (2006.01); D21H 17/36 (2006.01); D21H 17/28 (2006.01); D21H 17/24 (2006.01); D21H 11/14 (2006.01); D21H 17/22 (2006.01);
U.S. Cl.
CPC ...
D21H 21/18 (2013.01); D21H 11/14 (2013.01); D21H 17/22 (2013.01); D21H 17/24 (2013.01); D21H 17/28 (2013.01); D21H 17/36 (2013.01);
Abstract
Paper strength agents comprising a vegetable protein or polysaccharide and a cross linker are disclosed. Methods of preparing such agents and using them to increase the strength of a pulp product are also disclosed.