国家/地区 中国（4）
IPC部 B（4）
IPC大类 B32（4）
IPC小类 B32B（4）
IPC B32B003/08（4）
发明人
公开年 2022（3）
申请年 2021（4）
专利权人

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

Aging-resistant packaging bag comprises a poly(ethyl benzene-1,4-dicarboxylate) alumina layer, first adhesive layer, nylon film layer, second adhesive layer and polyethylene layer.

HUANG Y

Green biodegradable plastic film comprises plastic film and graphene layer, where inner part of plastic film is equipped with modified starch, inside of the plastic film equipped with polypropylene, and two sides of outer wall of the film.

QIAN Y

Graphene conductive radiating composite film for use in packaging industry, has graphene conductive layer whose ends are connected with conductive copper film, where one end of copper sheets extending out of film main body is connected with lead.

LI S