Preparation method of lithium-sulfur battery positive electrode aqueous conductive binder

The invention discloses a lithium-sulfur battery positive electrode aqueous conductive binder and a preparation method thereof, the conductive binder raw material comprises a carbon material and a binding polymer, the mass ratio of the carbon material to the binding polymer is 0.9-1.1:0.9-1.1, the carbon material comprises zero-dimensional carbon, one-dimensional carbon and two-dimensional carbon,and the mass ratio of the zero-dimensional carbon to the one-dimensional carbon to the two-dimensional carbon is 3-9:1-8:1-3. The method is suitable for various binders of the lithium-sulfur battery,and has good universality. 本发明公开了一种锂硫电池正极水性导电粘结剂及其制备方法，所述的导电粘结剂原料包括碳材料与粘结性聚合物，两者的质量比为0.9-1.1:0.9-1.1，其中，所述的碳材料包括零维碳、一维碳和二维碳，三者的质量比为零维碳：一维碳：二维碳＝3-9:1-8:1-3。本发明适用于锂硫电池的各种粘结剂，具有很好的普适性。