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:
Jul. 11, 2023
Filed:
Sep. 25, 2020
Applicant:
Bakelite Uk Holding Ltd, Penarth, GB;
Inventors:
Anthony Maiorana, Louisville, KY (US);
Srirama N. Maddipatla Venkata, San Diego, CA (US);
Stephen W. Arbuckle, Louisville, KY (US);
Ganapathy Viswanathan, Louisville, KY (US);
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 8/08 (2006.01); C08G 8/24 (2006.01); C08H 7/00 (2011.01); C08H 8/00 (2010.01); C08L 61/12 (2006.01); C08L 97/00 (2006.01);
U.S. Cl.
CPC ...
C08G 8/24 (2013.01); C08G 8/08 (2013.01); C08H 6/00 (2013.01); C08H 8/00 (2013.01);
Abstract
Processes for manufacturing novolacs and resoles from lignin are disclosed. A phenol-aldehyde-lignin dispersion is formed which can then be used to make either a novolac or a resole, depending upon the catalysts used.