国家/地区 中国（3）
IPC部 C（3）
IPC大类 C01（3） C25（3）
IPC小类 C01B（3）
IPC C25D003/38（3）
发明人
公开年 2022（3）
申请年 2022（2） 
专利权人

Preparing negative charge oxidation graphene, comprises adding concentrated sulfuric acid in reaction container, adding graphite powder, persulfate and phosphorus oxide, and adding concentrated sulfuric acid into graphite solution.

SONG T, CHEN W, PAN Z, LIU Z

Preparation of foam copper, foam iron, foam nickel and foam zinc based on graphene conductive layer by electroplating involves depositing graphene conductive layer on sponge component before electrodepositing.

TIAN J, SUN D

Heat-conducting graphene sheet filling hole copper-covering structure for use in electronic radiating field, has heat conducting graphene sheet whose upper and lower surfaces are uniformly coated with copper layer.

LIU Y, HUANG K, QIN F, WEI T