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:
Apr. 14, 2025
Filed:
Aug. 12, 2020
Applicant:
Croda International Plc, Goole, GB;
Inventors:
Louise Maria Bell McCulloch, Goole, GB;
Joshua Michael Moore, Goole, GB;
Michael Andrew Oakley, Goole, GB;
Assignee:
Croda International Plc, East Yorkshire, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 63/91 (2005.12); H01M 4/04 (2005.12); H01M 4/131 (2009.12); H01M 4/1391 (2009.12); H01M 4/62 (2005.12);
U.S. Cl.
CPC ...
H01M 4/622 (2012.12); C08G 63/91 (2012.12); H01M 4/04 (2012.12); H01M 4/131 (2012.12); H01M 4/1391 (2012.12);
Abstract
The present invention relates to dispersants comprising a polyester derived from a plurality of poly(carbonylalkyleneoxy) chains (and optionally a fatty acid) and an amine, wherein said dispersants have an acid value of less than 15 mgKOH/g. The dispersants as described herein provide desirable viscosity profiles when in use. More especially some embodiments provide improved compatibility with certain solvents in dispersions, and/or are particularly suitable for use in battery systems.