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:
Sep. 27, 2022

Filed:

Feb. 22, 2019
Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Ga-Hyun Lim, Daejeon, KR;

Jin-Young Son, Daejeon, KR;

Hwi-Soo Yang, Daejeon, KR;

Jong-Heon Seol, Daejeon, KR;

Hyung-Suk Cho, Daejeon, KR;

Sang-Hoon Choy, Daejeon, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 11/16 (2006.01); H01M 4/139 (2010.01); G01N 11/04 (2006.01);
U.S. Cl.
CPC ...
H01M 4/139 (2013.01); G01N 11/04 (2013.01); G01N 11/162 (2013.01);
Abstract

A method for evaluating phase stability of an electrode mixture slurry, including the steps of: (S1) introducing the electrode mixture slurry to a rheometer; (S2) applying a first shear rate to the electrode mixture slurry; (S3) applying a second shear rate after applying the first shear rate to the electrode mixture slurry, wherein the second shear rate is higher than the first shear rate; (S4) applying a third shear rate after applying the second shear rate to the electrode mixture slurry, wherein the third shear rate is lower than the second shear rate; and (S5) comparing the shear viscosity at the first shear rate with the shear viscosity at the third shear rate. An apparatus for evaluating phase stability of the electrode mixture slurry is also provided.


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