国家/地区 中国（2）
IPC部 B（2）
IPC大类 B32（2）
IPC小类 B32B（2）
IPC B32B007/12（2）
发明人
公开年 2021（2）
申请年 2021（2） 
专利权人

Wave-absorbing polymethacrylimide foam composite material, comprises an inner-layer sandwich material and skin attached to the upper surface and the lower surface of the inner-layer sandwich material, where the inner-layer sandwich material is polymethacrylimide foam composite material.

WEI S, WU Y, ZHA X

High-strength lightweight composite thermal insulation material used for motorhomes includes monomer, graphene, pre-treated nano-silica, crosslinking agent, density control agent, nucleating agent, methacrylic acid and methacrylonitrile.

ZHOU G, ZHANG Y