国家/地区 中国（2） 世界知识产权组织（2）
IPC部 A（4）
IPC大类 D01（4）
IPC小类 D01D（4） D04H（4） A41D（3）
B01D（2） D01F（2）
IPC D01D005/00（4）
发明人
公开年 2022（4）
申请年 2022（3） 
专利权人

Laminated structure hollow micro-nano fiber non-woven material useful in e.g. field of cold protection and heat preservation, comprises upper surface layer, lower surface layer, and middle layer arranged between upper and lower layers, which are hollow nano-fiber layer with dense fibers stacked.

ZHANG W, GE J, XIE D, SHAN H, FU Q

Fibrous sheet used as part of a medical device e.g. covered stents, vascular grafts, wound dressings, pledgets, and filters, comprises a mat of fibers.

FRIEDRICHS D, OBERG R, HELLGETH J, MOWER W, HALL J

Preparing renewable antibacterial effect degradable nanofiber mask filter core comprises preparing graphene oxide-halamine composite antibacterial nanofiber membrane, and combining with substrate prepared from polylactic acid ultra-diluted spinning solution, and ultrasonic compounding.

HE J, SHAO W, LI X, ZHANG J, SU X, LI B, ZHAO X

Filter material, useful in face mask and/or respirator, comprises electrospun nanofiber membrane and active nanomaterial agent incorporated into the membrane, where the membrane filters disease-causing agents.

HASAN S W, MAVUKKANDY M