国家/地区 中国（3）
IPC部 B（3） C（3） E（2）
IPC大类 B32（3）
IPC小类 B32B（3）
IPC B32B009/00（2） C04B111/40（2）
发明人
公开年 2022（3）
申请年 2021（3）
专利权人

Lightweight soundproof vinyl floor comprises PVC layer containing lightweight porous graphene material as bottom layer material and middle layer material, color printed PVC film as printing layer, and conductive UV coating as surface conductive wear-resistant layer.

WANG K, ZHANG Q, WANG C, TONG Y, QIAN J

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

Wave-absorbing material useful in building including residential building, commercial building, office building and an industrial building, has surface layer that is impedance matching layer and bottom layer is absorbing layer.

FANG W, BAI C, ZHU Y, YANG T, YUE L, DENG G, YANG Y