国家/地区 中国（5）
IPC部 B（5）
IPC大类 B32（5）
IPC小类 B32B（5）
IPC C08K003/04（5）
发明人 CHEN H（2）
公开年 2021（2） 2022（2）
申请年 2021（2）  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

Long-term oxygen blocking floor heating pipe with far-infrared radiation function comprises ethylene vinyl alcohol resin, graphene, seaweed carbon, ceramic powder, silica, maleic anhydride grafted polyethylene and heat-resistant polyethylene.

JIN T, LEI G, PENG Y

Manufacture of artificial decorated board with good waterproof effect by putting raw materials into material cabin, spraying mold release agent into mold, and uniformly distributing mixed material in material cabin.

XIAO Y, LIU C, XIAO R

Environmentally friendly flame-retardant thermal insulation PPR pipe comprises antibacterial layer, main body layer, waterproof layer and flame-retardant layer made of polyethylene particles, graphene powder and brucite grafted polyimide.

MU X