Robert Boschgmbh

Chinese Academy of Sciences

Shanghai Jiaotong University

NaHong Zhao

Yuguo Guo

Longjie Zhou

Yaxia Yin

Yunhua Chen

Sen Xin

Juan Zhang

Huan Ye

Bernd Schumann

Jun Yang

Shuaifeng Zhang

Jingjun Zhang

Eric Zhang

Jiulin Wang

Chunpeng Yang

Lichao Yin

Provided is a sulfur-carbon composite comprising a highly graphitic carbon material and sulfur, wherein the carbon material has a high graphitization degree characterized by a ratio of the intensity of G band to the intensity of D band in Raman spectrum being more than 1.0, the material is either a graphitic microporous carbon substrate, or a core-shell material with a conductive core coated by a graphitic microporous carbon layer, and wherein sulfur is encapsulated into the porous structure of the carbon material. Also provided are an electrode and a lithium-sulfur battery comprising the sulfur-carbon composite, and a process for preparing the sulfur-carbon composite.

Sulfur-carbon composite comprising a highly graphitic carbon material for lithium-sulfur batteries and process for preparing the same

A sulfur-carbon composite includes micro-porous carbon nanosheets and sulfur. The sulfur is loaded into the micropores of the micro-porous carbon nanosheets. The sulfur-carbon composite can be included in an electrode material. The sulfur-carbon composite can be included in a lithium-sulfur battery. A process for preparing the sulfur-carbon composite includes carbonization-activation of carbonaceous precursor, purification, and loading of sulfur into micro-porous carbon nanosheets.

Sulfur-carbon composite comprising micro-porous carbon nanosheets for lithium-sulfur batteries and process for preparing the same

An electrode additive comprising an electrochemically active material in a form of one-dimensional molecular chain is disclosed wherein the electrochemically active material is contained inside a nanotube-formed conductive shell material. An electrode comprising said electrode additive, and the uses of said electrode additive and said electrode are also disclosed.

Electrode additive and an electrode comprising said electrode additive

The present invention provides a sulfur-carbon composite material, said composite material comprising a porous carbon substrate containing both micropores and mesopores and sulfur, wherein the sulfur is only contained in the micropores of the carbon substrate. Moreover, a lithium-sulfur battery with its cathode comprising said sulfur-carbon composite material and the method for preparing such material is also provided.

Sulfur-carbon composite material, its application in lithium-sulfur battery and method for preparing said composite material

The present invention relates to a sulfur-containing composite with a core-shell structure for lithium-sulfur battery, wherein the substrate of the core contains macropores and/or mesopores and optionally micropores, and the substrate of the shell is a microporous coating layer; as well as a process for preparing said sulfur-containing composite, an electrode material and a lithium-sulfur battery comprising said sulfur-containing composite.

Sulfur-containing composite for lithium-sulfur battery, a process for preparing said composite, and the electrode material and lithium-sulfur battery comprising said composite

The present invention relates to a sulfur-carbon composite made from microporous-carbon-coated carbon nanotube (CNT@MPC) composites, in particular a sulfur-carbon composite, which comprises a carbon-carbon composite substrate (CNT@MPC) and sulfur loaded into said carbon-carbon composite substrate (CNT@MPC); as well as a method for preparing said sulfur-carbon composite, an electrode material and a lithium-sulfur battery comprising said sulfur-carbon composite.

Sulfur-carbon composite for lithium-sulfur battery, the method for preparing said composite, and the electrode material and lithium-sulfur battery comprising said composite

The present invention provides a cathode material for a Li&#x2014;S battery. The cathod material comprises dehydrogenized acrylonitrile based polymer, sulfur and GNS (Graphene NanoSheet), wherein the cathode material particles are spherical, the content of dehydrogenized acrylonitrile based polymer is 20-79 wt %, the content of sulfur is 20-79 wt % and the content of GNS is 1-30 wt %. Also provided a method for preparing a cathode material, a cathode made of the cathod material and a Li&#x2014;S battery comprising the cathode.

Cathode material for a Li&#x2014;S battery and the method for preparing the same, a cathode made of the cathode material and a Li&#x2014;S battery comprising the cathode

The present invention relates to a sulfur-carbon composite, comprising a pyrolysis microporous carbon sphere (PMCS) substrate and sulfur loaded into said pyrolysis microporous carbon sphere (PMCS) substrate; as well as a method for preparing said sulfur-carbon composite, an electrode material and a lithium-sulfur battery comprising said sulfur-carbon composite.

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Shanghai, China

NaHong Zhao