国家/地区 中国（2）
IPC部 D（3）
IPC大类 D01（3）
IPC小类 D01F（3） D04H（3） D01D（2）
IPC D01F001/10（3）
发明人
公开年 2021（3）
申请年 2020（2） 
专利权人

Processing coal, comprises e.g. subjecting raw coal to liquefaction process effective to form pitch resin, and subjecting the pitch resin to variable crystallinity spinning process effective to form raw fiber.

TARGETT M, YURCHICK C L

Preparing antibacterial agent useful as antibacterial material in preparing masks, comprises e.g. dispersing graphene oxide powder in solvent, adding titanium chloride powder, stirring, suction filtering, washing and freeze-drying.

LI Z, LI C, LU M, ZHOU M, DING C, CHEN P, YUAN Z

Mineral graphene melt blown cloth comprises polypropylene resin, polyethylene terephthalate, graphene material, nano silver, bian stone, titanium dioxide, stabilizer, coupling agent and dispersant.

JIN D