Lee & Morse, P.C.
Separator including coating layer of inorganic and organic mixture, and battery including the same
A porous separator including a porous base film; and a coating layer, the coating layer being on a surface of the porous base film and including a polyvinylidene fluoride homopolymer, a polyvinylidene fluoride-hexafluoropropylene copolymer, and inorganic particles, wherein the separator exhibits a thermal shrinkage of about 30% or less in a machine direction (MD) or in a transverse direction (TD), as measured after leaving the separator at 150° C. for 1 hour, a peel strength of about 50 gf/cm2 or more between the coating layer and the base film, and an adhesive strength of about 20 gf/cm2 or more between the coating layer and electrodes of a battery.
CHEIL INDUSTRIES, INC.
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inventional inventional additional inventional inventional additional inventional additional inventional inventional
Jae Goo Ki Chul Myung Kook Jun Ho
Doh Hong Park Chung