国家/地区 中国（4）
IPC部 C（3） H（2）
IPC大类 C01（2） H01（2）
IPC小类 C01B（2） H01M（2）
IPC H01M004/62（2） H01M010/0525（2）
发明人 HU C（4） DU X（2）
公开年 2021（3）
申请年 2020（2） 
专利权人 HU C（4）

Lubricating oil additive comprises base oil, preservative, detergent and dispersant, e.g. derivative of polyisobutenyl succinimide, pour point depressant, e.g. methyl dimethacrylate, anti-foaming agent and antioxidant.

HU C

Lithium ion battery comprises current collector, anode material comprising nickel-cobalt-manganese ternary material, cathode material comprising phosphorene doped graphite and electrolyte.

HU C, DU X

Nano-lithium iron phosphate composite spherical graphene electrode material comprises nano-lithium iron phosphate and spherical graphene, where structure of spherical graphene is three dimensional porous network structure.

HU C, DU X

Color transformation utilizing graphene air tightness detecting device, has baffle plate fixedly connected at fixing block, fixed box whose outer side is connected with movable bar, and bushing fixedly connected with fixing plate.

HU C