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 ZHANG C（3）
公开年
申请年 2022（2） 
专利权人 FUJIAN JIAYI.（2）

Preparing porous silicon nitride ceramic material, involves preparing graphene oxide aerogel from graphene oxide dispersion liquid and amino trimethylene phosphonic acid crosslinking agent using aqueous ammonia as alkali catalyst and adopting hydrothermal method.

TAN C, ZHANG C, LIN W

Preparing silicon nitride ceramic copper-clad plate for semiconductor component, involves weighing raw material alpha-silicon nitride, beta-silicon nitride, silicon carbide and sintering auxiliary agent, using silicon nitride graphene ball milling modification, and preparing mixed powder.

TAN C, LIU W, CHEN Z, ZHANG C, LIN W

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