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 LI X（2） ZHANG C（2） ZHOU S（2）
公开年 2022（3）
申请年 2022（3）  2021（2） 
专利权人 CHANGZHOU HU.（2）

Antibacterial heat-sealable bidirectional stretch polylactic acid film comprises e.g. anti -adhesive master batch and polylactic acid resin, polylactic acid resin, anti -adhesive master batch, antibacterial master batch, compatible agent, functional resin and polylactic acid resin.

ZHENG W, JIA L, WU T, CHEN X, LI Z, LIAO G

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

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

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

pH-responsive intelligent controlled-release antibacterial and degradable packaging film useful e.g. in food active packaging material, comprises active antibacterial layer and barrier layer composed of modified and dispersed graphene oxide nanosheet material prepared by biodegradable base material.

WANG Y, LI X, ZHOU X, WANG K, GAOSHU J, GONG X, QIU X

Packaging film comprises e.g. graphene oxide, lignin, corn starch, polybutylene succinate, polylactone, antioxidant, polyethylene, and ethylene glycol.

CHEN C

Food preservative bag comprises a water preservative layer, absorbing layer and preservation layer, where the water preservative layer is graphene modified polylactic acid layer and absorbing layer comprises absorbing filler.

WEI F