国家/地区 中国（2）
IPC部 C（2）
IPC大类 F25（2） F28（2）
IPC小类 F25B（2）
IPC F25B039/02（2）
发明人
公开年
申请年
专利权人

Preparing graphene coating used for heat exchanger, involves adding graphene to solvent, performing radiation oxidation treatment to obtain preliminary dispersion of graphene, adding dispersing agent to preliminary dispersion of graphene.

TAO X

Defrosting type heat pump outdoor machine has graphene film layer having strong hydrophobicity for delaying frosting time of evaporator fin surface, and reducing frosting quantity to inhibit effect of frosting.

QI Y, GUO Z