国家/地区 中国（2）
IPC部 C（2）
IPC大类 C01（2）
IPC小类 C01B（2）
IPC C01B032/184（2）
发明人 ZHANG C（2）
公开年 2023（2）
申请年 2023（2） 
专利权人 UNIV NANJING AGRIC（2）

Method for preparing material graphene high molecular polymer powder, involves performing laser calcining and carving of surface of substrate to be converted by laser engraving machine for converting mixture of high molecular polymer and silicon rubber into corresponding pattern of graphene.

QU M, CAI Y, ZHANG C

Method for preparing material by graphene waste mask, involves extracting polypropylene layer material in disposable medical mask, soaking it in the liquid silica gel, and laser calcining surface of film by laser engraving machine converting polypropylene layer material.

CAI Y, QU M, ZHANG C