国家/地区 中国（2）
IPC部 C（2）
IPC大类 C04（2）
IPC小类 C04B（2）
IPC C04B035/26（2）
发明人
公开年 2022（2）
申请年
专利权人

Preparation of permanent magnet ferrite for electronic device, involves mixing oxide and carbonate powders to form premix, pre-burning mixture to obtain rare earth-free doped permanent magnet ferrite, pulverizing, adding surfactant, additives, crushing and mixing to obtain slurry, and grinding.

DING R, LIU L, WANG Y, DENG Z

Honeycomb component is load component comprising channels extending along length direction separated by partition wall, and is prepared from natural mineral powder containing silica powder and zeolite powder, and mixed solvent comprising aqueous graphene, polyvinyl alcohol and deionized water.

SONG J, HU J