国家/地区 中国（3）
IPC部 A（4）
IPC大类 A62（4）
IPC小类 A62D（4）
IPC A62D003/30（2）
发明人
公开年 2022（4）
申请年 2021（4）
专利权人

Face mask used for reducing pathogens in air inhaled/exhaled by user, consists of mask component having margin, inner layer, which is breathable material having interstitial spaces, inner surface, and outer surface, and graphene layer abutting outer surface, and straps attached to mask component.

CHE N E

Plastic hydrolysis using binuclear metal complex catalyst, comprises carrying out plastic hydrolysis reaction in alkaline aqueous solution in presence of binuclear metal complex as catalyst to obtain monomer.

HU Q, ZHANG Y, ZHANG S, NIU Z

Green and environmentally friendly flame extinguishing agent comprises deionized water, plant extracts, sodium carbonate, sodium bicarbonate, salt (low sodium type), active agent, biological polysaccharide, potassium chloride, magnesium stearate, graphene oxide and anti-freezing agent.

WANG J, TAI G, ZHAO W, YUAN H, DU S

Digestion method of graphene material involves oxidizing graphene to form graphene oxide, introducing amino groups into conjugated region of graphene oxide, pressurizing, releasing pressure to normal, reacting under normal pressure, and decompressing of pressure release and discharge.

WANG P