国家/地区 中国（8）
IPC部 C（8）
IPC大类 C01（8） H01（8）
IPC小类 C01B（8）
IPC H01M004/62（8）
发明人 ZHANG S（8）
公开年 2018（3） 2011（2）
申请年 2017（3）  2021（2） 
专利权人 BTR NEW ENER.（2） SHENZHEN BTR.（2）

Preparing graphene for preparing lead-carbon alloy cathode material, comprises e.g. adding electrolyte into electrolytic cell, pre-electrolyzing graphite sheets bound by titanium mesh, suction filtering, powdering freeze-dried graphene and mixing with activated pore-forming agent, activating.

ZHANG S, ZHANG Z, YANG Q, LIU Q, LIU L, ZHAO H, HU L

Graphene conductive composite material for lithium ion battery, comprises graphene nanosheet; and conjugated copolymers containing alkyne groups and having linear structure, and grafted with graphene nanosheet.

SUN S, ZHANG S, DONG W, GAO H, PROTEST P

Preparing anode composite material useful in lithium ion battery comprises heating anode material coated by catalytic material under carbon source gas atmosphere, generating carbon nano-tube on anode material and adding graphene for coating.

WANG Y, ZHANG S, WANG Z, MA J, BAI Y

Preparation of high density graphite material used as electrode material for supercapacitors and lithium ion batteries, involves taking graphene, crushing or ball milling, pumping protective atmosphere, and cutting and grinding.

SONG H, DONG Y, ZHANG S, CHEN X

Preparing copper foil-graphene composite negative current collector by introducing copper foil into high-temperature reaction device under traction drive of feeding device and discharging device, introducing protective gas and pre-heating.

BAI B, LI H, WANG H, ZHANG H, ZHANG S, ZHU Z

Preparing graphene quantum dot with uniform size as electrode material of an energy storage device, involves preparing graphene oxide by using graphite powder, sodium nitrate, potassium permanganate, and concentrated sulfuric acid.

SUI L, DONG H, ZHANG S, YU L, DONG L

Lithium-ion battery conductive additive, comprises black graphene powder with specific particle size, and carbonaceous material formed by layers of parallel or approximately parallel graphene sheets.

LIANG Q, MEI J, SHI H, YUE M, ZHANG S

Conducting additive of lithium ion battery useful in electrode material, comprises a graphene (a black powder), and a carbon material made of a graphene sheet, which is in parallel manner.

LIANG Q, MEI J, SHI H, YUE M, ZHANG S