国家/地区 中国（2）
IPC部 C（2）
IPC大类 C08（2）
IPC小类 C08G（2）
IPC H01M004/62（2）
发明人 ZHANG Q（2）
公开年
申请年 2021（2） 
专利权人

Lithium-sulfur battery anode material with polydopamine-coated three-dimensional network structure useful for battery, comprises graphene/carbon nanotubes, elemental sulfur and polydopamine, where elemental sulfur is dispersed on graphene/carbon nanotubes to form sulfur-carbon mixture.

YU Z, LI Y, ZHANG Q, TIAN B, ZHAO H, AO X, SU C

Polyimide binder for silicon-based negative electrode sheet of a lithium battery, is prepared from imidazole group-containing diamine, sulfonated diamine, and ketone group-containing dianhydride through copolymerization and imidization.

XU Z, LIU G, ZHANG Q