国家/地区 中国（3）
IPC部 C（3）
IPC大类 C04（3）
IPC小类 C04B（3）
IPC C04B035/571（3）
发明人
公开年 2021（3）
申请年 2021（2） 
专利权人

Preparing in-situ loaded nitrogen-doped graphene polymer conversion ceramic-based wave-absorbing material comprises e.g. generating single-source precursor using organic nitrogen source and silicon-based polymer, cracking and heating at high temperature.

HAN X, YAN N, SUN J, ZHANG Y, FU Q

Preparing multi-layer wave-absorbing ceramic matrix composite material comprises e.g. selecting two-dimensional fabric woven,drying in vacuum oven, removing sizing agent on surface of fiber fabric and preparing boron nitride interface layer.

WANG X, QIU H, WANG L

Preparing reinforced and toughened modified graphene non-oxide ceramic materials comprises performing surface functionalization treatment, coupling, ultrasonically stirring, modifying nanoparticles, dispersing, solidifying and sintering.

DUAN S