国家/地区 中国（2）
IPC部 B（2）
IPC大类 B32（2）
IPC小类 B32B（2）
IPC B32B027/06（2） C08K003/04（2） C08K003/22（2）
C08K003/36（2）
发明人 CHEN H（2）
公开年
申请年 2022（2） 
专利权人

Foam electromagnetic shielding material with bulletproof function used in stealth airplanes, is prepared by superposing coated aramid fiber laid fabric blocks to obtain bulletproof aramid fiber chips to obtain foam electromagnetic shielding material precursor, and heating.

FU L, PAN Z, WU Z, LIU Y, FANG X, CUI Z, LI Z, XU D, AI Q, HU L, LI N, CHEN H

Weather-resistant drainage pipeline with multilayer structure, comprises an inner layer, an intermediate layer and an outer layer, where the intermediate layer pipe comprises PVC resin, calcium carbonate powder, calcium-zinc heat stabilizer, solid plasticizer, processing aid and toughening modifier.

HUO F, CHEN H, SONG Q, FENG J