国家/地区 中国（3）
IPC部 B（3）
IPC大类 B29（3）
IPC小类 B29D（3）
IPC B29D007/01（2） B32B007/12（2） B32B027/08（2）
B32B027/32（2） B32B027/36（2） B65D065/40（2）
发明人
公开年 2022（3）
申请年 2021（3）
专利权人

Processing technology of medicinal composite film based on temperature-sensitive technology comprises e.g. coating adhesive on one side of polyester film layer to form first adhesive layer, compounding polyvinylidene chloride film layer with first adhesive layer, and curing.

ZHOU S, ZHANG C, GU S

High automatic graphene electrothermal film production line comprises a processing line, a detecting line and a packing line which are orderly placed, where the processing line comprises an unreeling mechanism.

HUANG S, XIA Y, HUANG X

Dry composite paper plastic zipper packaging bag comprises bag body and zipper provided on bag body, and bag body made of composite film, composite film sequentially includes e.g. biaxially oriented polypropylene layer, first adhesive layer, kraft paper layer, second adhesive layer.

HUANG Y