国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01D（3）
IPC B01J031/06（3）
发明人
公开年 2021（3）
申请年 2020（3）
专利权人

Flexible porous composite film material doped with piezoelectric-hotocatalytic material is used for, e.g. air purification comprises composite film substrate with porous structure.

ZHANG D, DING M, WAN Y, ZHANG H

Photocatalyst formaldehyde scavenger comprises anatase nano-titanium dioxide, copper-doped titanium dioxide, platinum-doped titanium dioxide, penetrant, nano-silver, modified graphene, and deionized water.

WANG Y, YU J, LI H, ZHA Y, WU X

Preparing photocatalytic film useful for photocatalytic degradation of folic acid wastewater comprises dissolving titanium source, grinding, centrifuging, pre-treating polyvinylidene fluoride micro-filtration membrane.

GAO Y, ZHOU Z, ZHAO Y, XING Z, ZHANG Y, CAO F, WU Z, FU X, ZHANG M, LIU F