国家/地区 中国（3）
IPC部 B（3）
IPC大类 B29（3）
IPC小类 B65D（3）
IPC C08K003/04（3）
发明人
公开年 2022（3）
申请年 2022（3）
专利权人

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

Polyolefin heat-shrinkable film high performance film comprises e.g. intermediate layer and surface layer located on both sides of intermediate layer, graphene oxide, linear low density polyethylene resin, spherical alumina and polypropylene resin.

LIU L, LIU Y

Double-tube replaceable anti-static polymer emulsion nozzle, comprises large inner bottle and small inner bottle, which are arranged in outer bottle, where large inner bottle is provided with large pump core assembly, which further provided with large suction pipe.

XU H, LUO D, WU L, HUANG X, HUANG Y, HUANG J