国家/地区 中国（4）
IPC部 B（4）
IPC大类 B29（4）
IPC小类 B29C（4）
IPC C08L003/02（4）
发明人
公开年 2021（4）
申请年 2021（4） 
专利权人

Antibacterial modified stone paper comprises co-extruded antibacterial film layer and a base layer including ultrafine calcium carbonate powder modified antibacterial particles, coupling agent, extrusion auxiliary agent, polypropylene, and water absorbing particle.

MEI Y

Automatic medicine delivery machine for ward comprises bottom plate fixedly set with limit block, Groove-shaped rail set at bottom of limit block, bottom plate set with movable rollers, and bottom plate set with first mounting plate.

WU X, XIN P

Method for improving barrier property of polyolefin-based materials useful e.g. in packaging fields of daily necessities and medicine, comprises melting and blending polyolefin, and compatibilizer, bi-directionally stretching and heating.

MA P, NIU D, SHAO H, XU P, YANG W

Environment-friendly polypropylene plastic comprises PP resin, plant fiber starch, calcium carbonate, nano titanium dioxide, silane coupling agent, nano silver oxide, graphene, nano zinc oxide.

SUN L