国家/地区 中国（2）
IPC部 A（3）
IPC大类 D01（3）
IPC小类 D01D（3） D01F（3） D06C（3）
A41D（2） D06M（2）
IPC D01F001/10（3）
发明人
公开年 2021（2）
申请年 2020（2） 
专利权人

Preparing hot-air non-woven fabric by feeding polyethylene/polypropylene composite fiber with core structure of electret masterbatch, blending, carding, hot air bonding, cooling, hydroentangling, drying and performing electret treatment.

ZHU Y, DING X, CAO K, GE Y

Manufacture of towel e.g. drying towel, involves manufacturing fabric containing split microfiber, immersing fabric in aqueous sodium hydroxide solution, pressing with roller, and aging, in which division is smoothly performed.

PARK J H

Preparing the fiber surface layer of a polytetrafluoroethylene mask involves adding graphene oxide, polyvinyl alcohol and silver oxide to a mixed solvent of N,N'-dimethylformamide and acetone, stirring and then sonicating.

HUANG L, XU T, SUN L