#CELGARD, LLC

IMPROVED STRENGTH MICROPOROUS MEMBRANES, SEPARATOR MEMBRANES, BASE FILMS, AND BATTERY SEPARATORS

An improved strength microporous membrane is described herein. The microporous membrane may be useful as a battery separator, separator membrane, base film, or membrane with a variety of uses thereof.…

DRIVE·Mar 5·1 min read

H01M50/494 CELGARD, LLC

COATINGS, COATED SEPARATORS, BATTERIES, AND RELATED METHODS

New and/or improved coatings for porous substrates, including battery separators or separator membranes, and/or coated porous substrates, including coated battery separators, and/or batteries or cells…

DRIVE·Feb 9·2 min read

H01M50/449 CELGARD, LLC

BATTERY SEPARATORS, COATED BATTERY SEPARATORS, BATTERIES, AND RELATED METHODS

A new or improved microporous monolayer, bilayer, trilayer, or multilayer membrane, separator membrane, separator, or coated separator is disclosed. The membrane is preferably made up of at least one …

DRIVE·Aug 19·2 min read

H01M50/449 CELGARD, LLC

MULTILAYER MICROPOROUS SEPARATORS FOR LITHIUM ION SECONDARY BATTERIES AND RELATED METHODS

An improved multilayer laminated microporous battery separator for a lithium ion secondary battery, and/or a method of making or using this separator is provided. The preferred inventive dry process s…

DRIVE·Jul 29·1 min read

H01M50/449 CELGARD, LLC

MICROLAYER MEMBRANES, BATTERY SEPARATORS, BATTERIES, AND RELATED METHODS

Described herein is a multilayer microporous film or membrane that may exhibit improved properties, including improved dielectric break down and strength, compared to prior monolayer or tri-layer micr…

DRIVE·Jun 24·1 min read

H01M50/457 CELGARD, LLC