The present application provides a negative electrode binder and a preparation method thereof and an application thereof. Raw materials for preparing the negative electrode binder include a soft monomer, a hard monomer, a urethane bond-containing acrylate ...

An adhesive composition-supporting separator for a battery includes a porous substrate supporting thereon a thermally cross-linkable adhesive composition comprising a multi-functional isocyanate and a reactive polymer having a functional group capable of r...