国家/地区 中国（7）
IPC部 B（7） C（2）
IPC大类 B01（7）
IPC小类 B01D（7）
IPC B01D067/00（3） B01D053/72（2） B01D053/86（2）
B01D069/02（2） B01D069/12（2） B01D071/02（2）
发明人 ZHANG C（7）
公开年 2021（7）
申请年 2021（4）  2020（3） 
专利权人

Preparation method of hydroxylamine functional graphene film used in gas-water separation, involves adding water, adjusting pH, heating and refluxing, and filtering film to load graphene on substrate, and washing with water.

ZHANG F, ZHANG C

Catalyst useful for removing dioxin from fly ash prepared by uniformly stirring metal nitrate crystalline hydrate and porous carbon material in deionized water, performing constant temperature evaporating and concentrating, drying concentrated solution and calcining in inert gas.

YAN J, JIN L, ZHANG C, LI X, LU S, PENG Y

Preparing high-efficiency two-dimensional nanomaterial and cellulose nanocrystalline composite filter film involves adding hexagonal boron nitride, graphene, molybdenum disulfide and corundum grinding ball into corundum ball milling tank.

ZHANG Y, ZHANG C, PANG G, ZHANG T, LI Z

Composite ultrafiltration membrane useful for treating wastewater, is prepared by preparing composite quantum dot suspension by adding graphene quantum dot/N,N-dimethylformamide solution to zinc oxide quantum dot/ethanol solution and stirring, and preparing polyvinylidene fluoride membrane.

SANG J, LI J, DI M, XU C, LIU X, ZHANG C

Preparing environmentally friendly air filtering non-woven fabric comprises e.g. mixing polypropylene, electret masterbatch and polymer electret, and subjecting melt blown cloth to constant temperature infrared radiation heat treatment.

ZHANG C

Preparing precious metal/graphene-supported manganese-zinc-based low-light photocatalyst comprises dissolving noble metal chlorides e.g. platinum or palladium in water, allowing sol to form viscous gel state under heating conditions.

ZHANG C, RAN W, LI Z

Preparing low-valent vanadium tail gas from ammonium metavanadate comprises e.g. heating and dissolving crude ammonium metavanadate in water, adding sodium hydroxide, generating ammonia gas, collecting, and adding aqueous ammonia.

ZHANG C