国家/地区 日本（2） 世界知识产权组织（2）
IPC部 H（3） C（2）
IPC大类 H01（3） C01（2）
IPC小类 H01M（3） C01B（2）
IPC H01M004/62（3） C01B032/194（2） C01B032/198（2）
H01M004/139（2）
发明人 TAMAKI E（3）
公开年 2020（3）
申请年 2019（2） 
专利权人 TORAY IND IN.（3）

Graphene dispersion liquid useful in positive electrode for secondary battery, comprises graphene and dispersant, where graphene is surface-treated with surface treatment agent containing nitrogen and dispersed in solvent comprising water.

KATASE I, KONISHI T, TAMAKI E

Graphene dispersion used in electrode paste for electrode for secondary battery, and used as conductive additive agent for secondary battery electrode, comprises graphene dispersed in dispersion medium.

KONISHI T, TAMAKI E

Electrode used in lithium ion secondary battery, has positive electrode mixture layer containing olivine-type positive electrode active material and layered oxide-type positive electrode active material, and graphene.

TAMAKI E, KAWAMURA H, KONISHI T, SUGAYA H