国家/地区 中国（3）
IPC部 C（4）
IPC大类 C09（4）
IPC小类 C09D（4）
IPC C09D193/00（4）
发明人
公开年 2021（4）
申请年 2020（2） 
专利权人

Multipurpose mask useful to protect eyes and lungs from viruses by removing flu virus and ultrafine dust to treat e.g. skin comprises space provided in nonwoven filter and transparent film installed between nonwoven fabric filter.

OM J P, HO E Y

Preparing urushiol environmentally friendly ancient lacquer, comprises e.g. filtering raw lacquer to obtain filtered raw lacquer, dehydrating filtered raw lacquer, and stirring motor in three stages to increase temperature and compatibility.

PENG C, PENG Y, PENG S

Preparing graphene composite anticorrosive coating, by grinding copper sheet, dispersing graphene oxide in water, adding polydopamine, reacting, adding urushiol to N,N-dimethylformamide, soaking copper sheet in urushiol solution, and in graphene oxide solution, heating and cooling.

FANG H

Wall coat with formaldehyde removing function comprises e.g. zinc oxide nanorod array and three-dimensional nitrogen-doped hollow redox graphene compound, titanium dioxide, heavy calcium, diatomaceous earth, flatting agent and wetting agent.

FENG G, LIU H