国家/地区 中国（2）
IPC部 B（2）
IPC大类 B29（2）
IPC小类 B29D（2）
IPC B29D007/01（2）
发明人
公开年
申请年 2021（2）
专利权人

Degradable high-barrier composite film useful in packaging field of liquid and fresh food comprises layer structure with layer A having e.g. thermoplastic starch, compatibilizer, tackifier and auxiliary materials, layer B having paper or cellulose film and layer C including e.g. reinforcing filler.

TANG L, HUANG R, HE X

Cast polypropylene film useful for aluminum plastic film, comprises first layer including e.g. toughening agent and adhesion promoter, second layer including copolymerized polypropylene, and third layer including e.g. adhesion promoter.

XIAO Z