Disclosed is a double-center bipyridyl cationic ion liquid prepared by reacting bipyridyl with haloalkane for synthesis of dialkyl bipyridyl halide, and converting the halogen ion in the dialkyl bipyridyl halide to the target anion via an ion-exchange reac...

A Pt/graphene catalyst comprises graphene as carrier, and Pt loaded on the graphene. The use of graphene as carrier for the catalyst takes advantage of the ion effect and two-dimensional ductility of graphene, which increases the stability of the catalyst....

A porous graphene material and preparation method thereof are provided. The pore diameter of the porous graphene material is 1 nm-10 µm and its specific surface area is 100m/g-2000m/g. The method for preparing the porous graphene material comprises the fo...

A composite material of carbon-coated graphene oxide, its preparation method and application are provided. The method for preparing the composite material comprises the following steps: obtaining graphene oxide; mixing the said graphene oxide and the sourc...

A conductive polymer material and preparing method and uses thereof are provided. The conductive polymer material comprises conductive polymer and fluorinated graphene doping thereof. The weight ratio of the conductive polymer to the fluorinated graphene i...

A Pt-Ru nano-alloy/graphene catalyst comprises graphene as a support, and a Pt-Ru nano-alloy loaded on the graphene. The use of graphene as support for the catalyst takes advantage of the ion effect and tow-dimensional ductility of graphene, which increase...

An electrode plate is provided. The electrode plate includes a substrate and a coating coated on the substrate plate, wherein the coating includes fluoride oxide graphene materials. The fluoride oxide graphene material has excellent conductivity, so that t...

An electrode sheet is provided. The electrode sheet includes a substrate and a coating layer coated on the substrate. The coating layer includes a graphene fluoride stuff, the graphene fluoride stuff has excellent conductivity. An electrode material produc...

Provided are a lithium iron phosphate composite material, the production method thereof and the use thereof. The lithium iron phosphate composite material has a micro-size particle structure, which contains nano-size grains of lithium iron phosphate and gr...

A lithium salt-graphene-containing composite material and its preparation method are provided. The composite material has the microstructure which comprises carbon nanoparticles, lithium salt nanocrystals and graphene, wherein the surface of lithium salt n...