国家/地区 中国（6）
IPC部 B（6）
IPC大类 B32（6）
IPC小类 B32B（6）
IPC B32B033/00（6）
发明人
公开年 2022（5）
申请年 2021（6）
专利权人

Extensible insulating plastic film used for packaging, comprises film main body, where inner portion of film main portion is provided with vent hole, and outermost layer of main portion provided with hydrophobic layer.

ZHANG C

Propylene polymer based composite film useful in packaging material has different layers comprising propylene polymer and propylene impact copolymer, propylene impact copolymer having elastic part forms dispersed strip-shaped rubber phase.

XU M, ZHANG S, GAO D, BAI Y, XU K, REN Y, LIU J, QUAN H, DONG M, ZHANG Q, CHOU B, LYU Y, SHAO J, LV Y, RUNWAY, BAIGER C, LIU Y

Printing box for large sheet-shaped automatic packaging line, has top part of graphene aqueous painting layer that is provided with printing ink pattern layer.

LI C, WANG Y

All-connected liquid enhanced composite material floating plate comprises conductive layer for conducting static electricity, lower reinforcing layer for reinforcing and reinforcing, middle layer for supporting, upper reinforcing layer for reinforcing and reinforcing.

GAO G

Graphene composite packaging bag for containing and protecting food, has inner layer comprising graphene reinforcing layer and graphene antibacterial layer that are thermally bonded with adhesive layer.

LI Y

Multi-layer nonwoven fabric of bag with heat preservation function, has insulating layer that comprises glass cotton layer, sponge rubber layer and phenolic resin layer.

ZHU M