国家/地区 中国（5）
IPC部 C（5）
IPC大类 C25（5） H05（3） C08（2）
C23（2） H01（2）
IPC小类 C25D（5）
IPC C25D003/38（5）
发明人 MA Y（2）
公开年 2023（5）
申请年 2022（3） 
专利权人

Method for preparing high-conductivity nanometer graphene colloid useful in field of printed circuit board involves mixing nano-graphene material with additive, dissolving in water, and performing ball milling and ultrasonic dispersion treatment.

ZHAO Y, CHAI X, HU C, YANG G

Ultra-thin low-resistance conductive polymer film, obtained by blending polymer, conductive substances and auxiliary agent to form blend, extruding and stretching into film and electroplating via copper sulfate solution to further grow copper on film.

ZHAO W, REN J, LI G, HU Y, JIANG Y, MA Y, ZHI L

Polypropylene based composite current collector useful in battery of electric device, comprises polypropylene layer, modified layer and metal layer arranged in stack, where modified layer formed by grafting hydroxy-terminated acrylate and layered double metal hydroxide onto polypropylene layer.

ZHANG G, LI X, XIA J, WANG S, ZHU Z

Graphene/metal composite layer structure useful in item in electroplating process, preferably used for flexible circuit board, comprises interpenetrating network formed by interlocking electroplated metal and graphene surfaces.

YE G, CAO X, ZHANG J, ZHENG K, LU J, MA Y

Preparing low transmission loss single crystal copper material comprises e.g. forming single crystal copper layer on substrate i.e. graphene layer surface, and peeling off single crystal copper layer from substrate in mixed gas atmosphere of argon and hydrogen.

WANG E, YUE X, HUANG Z, HE M, ZHANG Z, DING Z