国家/地区 中国（4）
IPC部 B（4）
IPC大类 B29（4）
IPC小类 B29D（4）
IPC B29D007/01（4）
发明人
公开年 2022（3）
申请年 2021（4）
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

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

Flexible substrate thermal transfer film comprises flexible base film, release layer, pattern layer, molding layer, aluminum plating layer and adhesive layer from bottom to top, where flexible base film composed of e.g. polyvinyl chloride resin, UV absorber, lubricant, and graphene oxide.

ZHOU G, CHEN Z

Preparing barrier type polyester packaging material useful in daily necessities, comprises e.g. melting, mixing and extruding polyester, polymer, compatibilizer, functional auxiliary agent and two-dimensional filler, cooling and stretching.

MA P, NIU D, PAN J, YANG W, XU P