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. 01, 2025
Filed:
Jul. 29, 2020
Lg Chem, Ltd., Seoul, KR;
LG CHEM, LTD., Seoul, KR;
Abstract
A composite separator for an electrochemical device, including: a porous polymer substrate having a plurality of pores; and a porous coating layer formed on at least one surface of the porous polymer substrate. The porous coating layer includes a plurality of particles and a binder positioned on at least a part of the surface of the particles to connect and fix the particles with one another. The particles include at least one of inorganic particles or organic particles, and the composite separator has a melt-down temperature of 170° C. or higher. An electrochemical device including the composite separator is also disclosed.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile