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.

Date of Patent:
Apr. 18, 2023

Filed:

Jan. 29, 2018
Applicant:

Université DE Liège, Liège, BE;

Inventors:

Frédéric Boschini, Rocourt, BE;

Caroline Piffet, Soumagne, BE;

Rudi Cloots, Hélécine, BE;

Assignee:

UNIVERSITÉ DE LIÈGE, Liège, BE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/04 (2006.01); H01M 4/62 (2006.01); H01M 10/052 (2010.01); H01M 8/0223 (2016.01); H01M 10/05 (2010.01); H01M 4/13 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/0402 (2013.01); H01M 4/0457 (2013.01); H01M 4/622 (2013.01); H01M 8/0223 (2013.01); H01M 10/05 (2013.01); H01M 10/052 (2013.01); H01M 4/13 (2013.01); H01M 4/625 (2013.01); H01M 2004/021 (2013.01);
Abstract

A composition comprises: an at least partially hydrolysed polyvinyl acetate component having an hydrolysation degree of at least 5%; a polyalkylene glycol component having a number average molecular mass Mn lower than 9000 g/mol and consisting of one or more substances selected from the group consisting of polyethylene glycol, polypropylene glycol, copolymers of ethylene glycol and propylene glycol, and their derivatives; a positive or negative electrode active component; and a conductive component; wherein the mass ratio between the at least partially hydrolysed polyvinyl acetate component and the positive or negative electrode active component equals at least 0.12 and at most 0.30, and wherein the mass ratio between the polyalkylene glycol component and the positive or negative electrode active component equals at least 0.012 and at most 0.10.


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