国家/地区 中国（2）
IPC部 D（2）
IPC大类 D01（2）
IPC小类 D01D（2）
IPC D01D005/088（2）
发明人
公开年 2023（2）
申请年 2022（2） 
专利权人

Preparing graphene cloud velvet comprises e.g. producing raw material for recycling, recycling the production raw material, crushing the production raw material, extruding and melting the raw material by screw, placing into three-layer oven for heat setting.

DAI Q, LI J, LI C, XIU Q, GAI X

Preparing multifunctional graphene polyamide fine denier, involves mixing multifunctional graphene polyamide masterbatch with polyamide six chips, and then melt extruding to obtain melt, and further spinning, cooling, oiling, stretching, and winding melt into filaments.

NI Z, HUANG R, CAO J, MA H