国家/地区 中国（3）
IPC部 C（3）
IPC大类 C09（3） H01（3）
IPC小类 C09D（3）
IPC C09D005/32（3）
发明人
公开年 2021（2）
申请年 2021（3）
专利权人

Electromagnetic wave absorption structure comprises electromagnetic wave composite absorbing layer, where electromagnetic wave composite absorbing layer comprises conductive composite layer and insulating layer, and insulating layer is stacked and overlapped with conductive composite layer.

WU F

Preparing electromagnetic wave absorbing functional powder with sol-gel method useful in device to generate electromagnetic wave harm and protective clothing, comprises e.g. pre-mixing raw material in mixing cylinder, adding citric acid and aqueous ammonia and drying solution by drying device.

HAO S

Preparing high-performance three dimensional printed piezoelectric piece, comprises preparing polymer and ceramic materials into polymer/ceramic piezoelectric composite powder, coating and performing selective laser sintering.

CHEN N, CHEN F, WANG Q, LI Y, ZHANG C, ZHANG X