国家/地区 中国（5）
IPC部 B（5）
IPC大类 B01（5） C01（2）
IPC小类 B01D（5）
IPC B01D046/00（5）
发明人
公开年 2020（5）
申请年 2020（4） 
专利权人

Preparing graphene material useful in the field of air purification, water purification, medical field and field of clothing comprises heating arc under protective gas environment, and introducing reaction gas into reaction space.

CAO M, TAO T

Manufacturing antibacterial and sterilizing air filtering material involves putting aqueous polyurethane into solvent for dissolution to obtain mixed solution, and adding silver-loaded graphene to mixed solution to form spinning solution.

XIN B, ZHOU X, YU J, JIANG Y, XU L, HUANG Y, YAN Q, MIAO Y, XIE X, LI A

Graphene composite filter screen useful in e.g. air purification, comprises polyether polyol, toluene diisocyanate, graphene material, activated carbon powder, catalyst, foam stabilizer, surfactant and additive.

WANG Y, WANG C, LIU S

Preparing graphene air filter core in large quantity, comprises e.g. mixing graphite and potassium permanganate, adding concentrated sulfuric acid and concentrated phosphoric acid, and reacting under condition of vacuum heating distillation.

TANG B, LI T, MEI D, DENG M, LUO Z, QIAO G, ZHANG B, XU W, MU Z, LIN Y, DENG J, XIONG R, MENG L, YE C

Preparing composite air fiber filter by mixing graphene slurry, deionized water and polyurethane, adding nano-silver ion and chitin, dispensing polyethylene terephthalate framework support and applying conductive coating to support surface.

LIU G, HUO Y, YU H