国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01J（2）
IPC C23C014/18（2）
发明人
公开年 2017（2）
申请年 2017（2） 
专利权人

Composite film comprises aluminum foil substrate, graphene coating, zinc oxide nano-wall array with honeycomb structure and rod shape and silver-plated layer that is prepared by spin-coating and annealing reduction.

CHEN D

Preparation of silver/graphene/zinc oxide composite material used for degrading of formaldehyde, involves adding zinc nitrate solution to sodium hydroxide solution, filtering precipitate, washing, drying and calcining dried precipitate.

MA L