国家/地区 中国（5）
IPC部 B（5）
IPC大类 B01（5）
IPC小类 B01D（5）
IPC B01D053/02（5）
发明人 ZHANG C（5）
公开年 2018（4）
申请年 2018（4） 
专利权人

Graphene composite material based method for preparing formaldehyde purifying agent, involves adding hydrazine hydrate solution, modified mixed powder, nano-zinc oxide/nano titanium dioxide composite material to precursor solution.

ZHANG C

Nanometre attapulgite agent for purifying organic waste gas comprises attapulgite, picrite and graphene, where nanometre attapulgite agent improves selective adsorption capacity for organic compounds with better effect.

ZHANG C

Preparing modified graphene sponge comprises e.g. preparing nano silver/graphene suspension, then adding ethylenediamine and aqueous ammonia to nano silver/graphene suspension, and stirring well.

ZHANG C

Preparing graphene modified composite porous microsphere air purifier comprises adding e.g. titanium dioxide dispersion and chitosan acetic acid solution to aqueous graphene oxide solution and dispersing with e.g. pore former, spray drying.

ZHANG C

Air purification material is provided with three-dimensional mesh hierarchical pore structure, which is mainly formed by overlapping graphene sheets and comprises large hole, middle hole and small hole, which are distributed randomly.

ZHANG C, YANG Q, LIANG J, LING G, XIAO J, HAN J, TAO Y, YOU C