SEPARATOR FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME

The present disclosure relates to a separator for a rechargeable lithium battery, and a rechargeable lithium battery including the separator. The separator for a rechargeable lithium battery includes a porous substrate, and a first layer and a second layer located on at least one surface of the porous substrate. The second layer is an adhesive layer, the second layer includes a mixture of a first polyvinylidene fluoride (PVdF)-based adhesive binder and a second PVdF-based adhesive binder, and the second PVdF-based adhesive binder is a particle and is included in an amount in a range of about 5 wt % to about 10 wt % in the mixture.