国家/地区 中国（3）
IPC部 B（3）
IPC大类 B05（3）
IPC小类 B05D（3）
IPC B05D007/14（3）
发明人 LI L（2）
公开年 2020（3）
申请年 2020（2） 
专利权人

Surface treatment of hard alloy, involves grinding and polishing surface of hard alloy worksample, cleaning, drying, nitriding, performing graphene adhesive coating treatment on surface of worksample, placing in coil, and energizing coil.

WANG Z

Preparing high-performance aluminum-based composite materials comprises e.g. using aluminum alloy plate, carboxylated graphene, polyvinyl alcohol, deionized water, anhydrous ethanol, and argon gas as chemical materials.

CHEN L, HOU H, LI M, LI L, ZHAO Y, LI J, LI Z

Preparation of graphene oxide-coated metal layered composite material involves adding metal sheet to surface treatment liquid, coating graphene oxide dispersion liquid with metal sheet, vacuum drying, laminating and sintering metal sheets.

DONG L, ZHANG Y, HUO W, ZHANG B, LU J, LIU Y, LI L