国家/地区 中国（2）
IPC部 C（3）
IPC大类 C23（3）
IPC小类 C23C（3） C25D（3）
IPC C25D005/48（3）
发明人
公开年 2021（3）
申请年 2021（2） 
专利权人

High corrosion resistance zinc cobalt alloy coating structure of aluminum alloy piece, has trivalent chromium passivation layer and hydroxyl graphene sealing layer which are prepared in turn from inside to outside of substrate.

CHEN M, LAI H, GUO C

Production process of nano-passivation coating galvanized sheet involves performing electro-galvanized or hot-dip galvanizing, degreasing galvanized sheet with alkali, drying, passivating, coating nano-passivation coating and baking.

LIU F, ZHU J, CHEN Y, DING Y, RUAN L, ZHOU T, YU S

Graphene electrolytic copper foil used for synthesizing single-layer graphene, has preset reduction rate after heat treatment, and surface resistance after graphene synthesis.

PARK S, DEOK S K, HYUNG L S, CHO T J