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（2） 2023（2）
申请年 2022（4）
专利权人

Medicine composite packaging film comprises polyethylene layer, adhesive layer, aluminum foil layer, glue layer and polyester layer, adhesive layer comprises polyvinyl alcohol, epoxy resin, nano-aluminum oxide, modified ultra-high molecular polyethylen fiber, modified graphene and coupling agent.

JI Y

High-transparent and high-strength polyethylene heat-shrinkable film useful for packaging bottle-packed beverage, comprises e.g. first layer (comprised of low-density and metallocene polyethylene), second layer, third layer and fourth layer (comprised of high density polyethylene).

LIU Z, LI R, LIU S

Preparing graphene liquid metal composite silica gel pad involves adding graphene oxide and gallium-based alloy liquid metal to water at a certain mass ratio, adding an acid solution and using ultrasonic stirring to obtain a graphene liquid metal aqueous dispersion.

PAN Z, ZHOU M

Preparing completely biodegradable wrapping film used for packaging goods e.g. electronics, comprises uniformly mixing materials required for supporting layer and adhesive layer, extruding and granulating, and passing supporting and adhesive modified material layers by three-layer co-extrusion.

ZHEN W, ZHENG H