国家/地区 中国（3）
IPC部 C（3）
IPC大类 C23（3）
IPC小类 C23C（3） C25C（2）
IPC C23C026/00（3）
发明人
公开年 2023（3）
申请年 2022（3） 
专利权人

High stable modified manganese dioxide catalyst anode comprises conductive substrate, corrosion-resistant conductive layer, modified manganese dioxide catalyst layer and silica gel coating and modified manganese dioxide catalyst layer is fluorine and metal co-doped nano manganese dioxide.

YANG P, HUANG H

Method for preparing composite mask plate in electronic device processing field, involves setting photo-etching pattern on mask plate, removing part of photoresist, removing remaining photoresist with cleaning solution, cleaning laser opening residue, and drying mask plate to finish preparation.

CAI J, JIANG C, ZHUANG M, WU J, ZHAO W, YAO Q

Preparing graphene coated titanium electrode used in field of carbon nano material, involves dispersing oxidized graphene in water, adding ammonium bromide solution into dispersion, coating liquid on surface of titanium electrode, polishing electrode surface and removing redundant graphene material.

WANG J, LU Y, GE M, ZHANG F, CUI D