国家/地区 中国（3）
IPC部 B（3）
IPC大类 B32（3） B65（3）
IPC小类 B32B（3）
IPC B32B037/06（3）
发明人 LI Y（2）
公开年 2022（2）
申请年 2021（2） 
专利权人

High-strength microfiber shielding material, which is a double-layer/three-layer composite structure including an outer support layer and a filter layer, and three-layer composite structure includes inner and outer two-layer support layers.

LI Q, LI Y, YANG Y, YANG H, ZHANG L, CUI J, CHENG J, LIN G, ZHOU Y, LIU N, JIANG F, WANG G

Producing paper packaging bag comprises impregnating inner packaging base paper layer, and outer packaging base paper layer, drying, coating impregnated inner packaging base paper layer and outer packaging base paper layer with barrier adhesive material, hot pressing and cooling.

NI H, CHEN F, YANG J

Nickel-based boron carbide composite packaging material comprises e.g. graphene, modifier, carbon nano tube, carbon fiber and metal element filler as first composite layer, and nickel, boron carbide, and aromatic compound.

LI Y