国家/地区 中国（7）
IPC部 B（7）
IPC大类 B32（7）
IPC小类 B32B（7）
IPC C08L067/04（7）
发明人 ZHANG C（2） ZHOU S（2）
公开年 2022（7）
申请年 2022（4）  2021（3） 
专利权人 CHANGZHOU HU.（2）

Preparing medical packaging film with high barrier property comprises e.g. adding acetic anhydride and modified titanium dioxide-graphene oxide composite, preparing modified titanium dioxide-carboxymethyl cellulose composite, and preparing polyhydroxyl butyric acid valeric acid copolyester film.

ZHOU S, YUAN X, ZHANG C

Multi-layer high-barrier high-strength biodegradable film comprises e.g. polybutylene adipate terephthalate pellets, polymer L-lactic acid pellets, polymer D-lactic acid pellets, modified gas barrier agent polybutylene adipate terephthalate pellets, polymer L-lactic acid pellets and chain extender.

CAO Z, YANG Z, GE Z, HUANG Q, HE Y, LI Y, LIU Y, YANG J, SHEN B

Composite material useful for packaging fruit and vegetable, comprises nano- bacteria separating layer, core layer and ventilating layer, where the core layer is set between the nano- bacteria separating layer and ventilating layer and the nano- bacteria separating layer is set at outermost side.

LIU D, TANG J, CHEN L, LIU H, LIU J, LI X, WANG J

Preparing degradable graphene box used in field of food packaging comprises dissolving copper sulfate in deionized water, dissolving oxide graphene, mixing oxidized graphene/copper composite anti-bacterial agent and polylactic acid, mixing starch, polylactic acid and auxiliary agent, and extruding.

LIANG D, ZHANG H, PAN D, YU Z

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

Preparing degradable polypropylene copolymer composite board comprises dissolving silicon dioxide and sisal fiber in toluene solution, mixing, heating, introducing nitrogen, adding toluene solution of L-lactide and stannous octoate, and reacting.

WANG Q, ZHONG C, XIANG H