Abstract: The present disclosure provides a gel electrolyte membrane and a method for forming the same, an electrode assembly, a gel polymer lithium-ion battery and an electric vehicle. The gel electrolyte membrane is located between the cathode and the anode, and has adhesion of solid electrolyte and electrical conductivity of ion of liquid electrolyte. The gel electrolyte membrane obtained in the present disclosure has a porous mesh structure, a wide film forming temperature, a short required time, a high level of liquid electrolyte in the gel polymer, a high conductivity of 3.4 to 6.3*10?3 S·cm?1, a wide electrochemical window, a good compatibility with the cathode and the anode, and low requirements for the conditions of the synthesis. The gel polymer lithium-ion battery and electrode assembly and electric vehicle of the present disclosure has high safety, simple forming technique and low requirements for environment, thus is suitable for industrial production.

Abstract: The present disclosure provides a method for forming liquid electrolyte-containing gel electrolyte membrane and electrode assembly, and gel electrolyte cell and method for forming the same, and gel polymer lithium-ion battery. The method for forming the liquid electrolyte-containing gel electrolyte membrane, which includes the following steps, providing a cathode or an anode; forming a liquid mixture C and a liquid electrolyte D; forming a gel membrane on at least one surface of the cathode and/or the anode by the liquid mixture C; forming the liquid electrolyte-containing gel electrolyte membrane by the gel membrane absorbing the liquid electrolyte D. The electrode assembly, the gel electrolyte cell and the gel polymer lithium-ion battery obtained in the present disclosure have excellent liquid absorption performance of liquid electrolyte, a high electrolyte conductivity of 3 to 7*10?3S·cm?1, a wide electrochemical window.

Abstract: The present disclosure provides a gel electrolyte membrane and a method for forming the same, an electrode assembly, a gel polymer lithium-ion battery and an electric vehicle. The gel electrolyte membrane is located between the cathode and the anode, and has adhesion of solid electrolyte and electrical conductivity of ion of liquid electrolyte. The gel electrolyte membrane obtained in the present disclosure has a porous mesh structure, a wide film forming temperature, a short required time, a high level of liquid electrolyte in the gel polymer, a high conductivity of 3.4 to 6.3*10?3 S·cm1, a wide electrochemical window, a good compatibility with the cathode and the anode, and low requirements for the conditions of the synthesis. The gel polymer lithium-ion battery and electrode assembly and electric vehicle of the present disclosure has high safety, simple forming technique and low requirements for environment, thus is suitable for industrial production.