国家/地区 中国（5）
IPC部 C（5）
IPC大类 C01（5）
IPC小类 C01B（5）
IPC C01B031/04（5）
发明人 LIN Q（5）
公开年 2015（5）
申请年 2014（4） 
专利权人 LIN Q（5）

Preparation of graphene includes adding graphite to concentrated sulfuric acid and concentrated nitric acid, stirring, adding potassium permanganate, stirring, heating, adding deionized water, insulating, and adding hydrogen peroxide.

LIN Q

Preparation of high-purity graphene involves adding zinc salt to carboxylated graphene suspension, filtering obtained mixed solution, activating by microwave heating, pickling resultant solution, washing, filtering and drying.

LIN Q

Preparation of high-purity graphene involves mixing graphite powder and pimelic acid powder, ball-milling, ultrasonically-stirring, mixing obtained carboxylated graphene suspension and aluminate solution, stirring and filtering.

LIN Q

Preparation of graphene comprises dispersing graphite oxide in water under ultrasonic wave oscillation, adding aluminum and acid solution, reacting, adding sodium citrate, filtering, washing with water and drying.

LIN Q

Preparation of graphene comprises dispersing graphite oxide in water under ultrasonic wave oscillation, adding aluminum and alkali, reacting, filtering mixed liquid, washing with acid and water, and drying.

LIN Q