Patent · US Active

Coating slurries for preparing separators, separators for electrochemical devices and preparation methods therefor

US11158905B2 · kind B2 · utility

1Cited by
0References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 10, 2018
Grant dateOct 26, 2021
Priority date
Expiry dateMar 29, 2040

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/10
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Disclosed are a coating slurry for preparing a separator for an electrochemical device, comprising at least one polymer having an intrinsic viscosity ranging from 0.5 to 3.0 mL/g, at least one inorganic filler, and at least one solvent; a method for preparing the coating slurry; and a method for preparing a separator for an electrochemical device using the coating slurry; as well as a separator and an electrochemical device comprising the separator.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.