国家/地区 中国（2）
IPC部 C（2）
IPC大类 C08（2）
IPC小类 C08G（2）
IPC C08K003/04（2）
发明人 LI L（2）
公开年 2023（2）
申请年 2022（2） 
专利权人

Preparing polyimide-based shape-memory composite aerogel by carrying out polycondensation reaction of diamine monomer and dianhydride monomer in N-methylpyrrolidone, placing obtained polyamic acid gel in water, freeze-drying, and dispersing polyamic acid filaments and graphene oxide in water.

LI L, GUO M, LIU T

Preparing nanoparticle-modified resin matrix based on direct ultrasonic dispersion method useful for resin or composite material forming, comprises e.g. adding curing agent to main resin, adding nanoparticles, immersing ultrasonic horn in resin mixture, and dispersing nanoparticles.

MA Z, FENG Z, YANG Y, LI L