国家/地区 中国（5）
IPC部 C（4） H（2）
IPC大类 C09（2） H01（2）
IPC小类
IPC
发明人 JI F（5）
公开年 2022（3） 2023（2）
申请年 2022（5）
专利权人

Corrosion-resistant neodymium-iron-boron material comprises graphene oxide layer at grain boundary on surface of neodymium-iron-boron substrate.

SUN W, WANG D, ZHANG T, JI F, PENG B

Preparing radiating coating by mixing organic resin, diluting agent, graphene, ball-milling, adding graphite ball milling, mixing part of mixed solution with aluminum oxide, mixing mixture with nano- carbon powder and performing ball milling twice after mixing first mixture and second mixture.

HUANG C, HUANG H, JI F

Preparing polyimide based on conjugated carbonyl group, comprises e.g. dissolving dianhydride monomer in N-methylpyrrolidone, stirring, adding diamine monomer, and performing polycondensation reaction to obtain polyimide acid solution, cooling, drying and removing solvent.

SUN J, CHEN W, JI F, LIU B

Acid cleaning process of corrosion resistant stainless steel belt comprises performing solid solution treatment on stainless steel plate, annealing once, finish rolling, and secondary annealing and performing four stages of coating treatment.

YU C, JI F, XING Y, ZHANG X, WU M, LI Y, WU B, WANG Y, SHAN C, BEN H

Ultraviolet anti-adhesive tape useful for manufacturing semiconductor wafer for wafer grinding and cutting process, comprises e.g. first base material layer, first adhesive layer and second adhesive layer which are stacked in sequence, where first adhesive layer has acrylic resin and curing agent.

YAN T, ZHAO Z, JI L, YU Y, JI F