国家/地区 中国（2）
IPC部 B（2） C（2）
IPC大类 B44（2）
IPC小类 B44D（2）
IPC B44D003/18（2）
发明人 ZHANG Z（2）
公开年 2016（2）
申请年 2015（2） 
专利权人 ZHANG Z（2）

Chinese painting drawing board made of graphene comprises drawing board main body comprising frame and board set on bottom frame of base plate, writing layer set at upper base plate, and water absorbing layer that uses graphene.

ZHANG Z

Graphene made ink drawing board has base plate whose bottom portion is set with frame and upper portion is set with water absorbing layer which is composed of graphene composition.

ZHANG Z