国家/地区 中国（3）
IPC部 C（3）
IPC大类 C04（3）
IPC小类 C04B（3）
IPC C04B035/584（3）
发明人 LI Y（3）
公开年
申请年
专利权人

Preparing core-shell type nano ceramic powder based on graphene coating used for modifying ceramic composite material, involves mixing polyamino cationic perylene bisimide graphene dispersant with deionized water, adding modified nano ceramic powder suspension into graphene dispersion, and stirring.

LI Y, XIE Y, FENG Z, XIN H, HU Y

Preparing high-toughness high-lubrication silicon nitride ceramic ice cutter useful in high-power electronic power device, involves placing green body into platinum crucible, heating, pre-sintering, filling platinum crucible with nitrogen, performing air pressure sintering and cooling.

YANG Z, LI Y, QIN G, JIN H, ZHANG C, ZHANG G

Silicon nitride porous ceramic material comprises ceramic powder, water glass, dispersant and rest is water, where ceramic powder comprises silicon nitride, kaolin, graphene oxide, aluminum oxide, and yellow sand.

LI Y