国家/地区 中国（3）
IPC部 C（3）
IPC大类 C25（3） H05（3）
IPC小类 C25D（3）
IPC C25D005/54（3）
发明人
公开年 2021（2）
申请年 2021（3）
专利权人

Strengthening interfacial bonding force of metal and insulating substrate, comprises e.g. pretreating surface and/or pore structure of insulating substrate, coating prepared graphene dispersion liquid on surface and/or pore structure of charge-adjusted insulating substrate, and drying.

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

Graphene sheet/carbon black composite black hole liquid useful in printed circuit board, comprises graphene sheet, carbon black, surfactant, aqueous high molecular polymer, potassium hydroxide solution and deionized water.

WANG J, LI Z, CAO L, BAI J, FANG B, HAO L

Preparation of black hole liquid for printed circuit board, involves taking graphite plate, titanium plate or graphite plate, using ultra-pure water or aqueous ammonia as electrolyte, electrolyzing, adding conductive agent and adhesive.

WU Z, XIAO C, MO S, LIN J, SUN Y