国家/地区 中国（4）
IPC部 C（4）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C01B031/04（3）
发明人 DONG L（4）
公开年 2014（4）
申请年 2013（2）  2014（2） 
专利权人 UNIV FUDAN（3）

Preparation of large-sized graphene with high quality and controllable layer number involves stirring graphite powder or crystalline flake graphite and intercalating agent, repeatedly washing with water and acetone, filtering, and drying.

DONG L, LIN S, LU H, YANG C, ZHANG J

Large-scale production of graphene involves applying intercalating agent for raw materials to obtain intercalated graphite, filtering, dispersing in strong aqueous alkaline solution, carrying out ultrasonic treatment and spray-drying.

DONG L, LIN S, LU H

Preparing graphene powder, comprises adding graphite into pure acid solution, heating and stirring, filtering and washing with water, drying, adding active solution to acid treated graphite material, ultrasonic treatment and filtering.

DONG L, LU H

Preparing method for graphene/copper-nickel one-dimensional nano-composite material, involves obtaining graphene/copper-nickel nanometer composite material by reaction of graphene solution with de-ionized water.

DONG H, DONG L, WANG X, YU J