国家/地区 中国（6）
IPC部 B（6）
IPC大类 B32（6） B65（6） C08（6）
B29（3）
IPC小类 B32B（6）
IPC B32B027/18（6）
发明人
公开年 2022（3） 2023（3）
申请年 2022（6）
专利权人

Preparing medicine packaging composite film with super peel strength used in medicine industry, by adding high-pressure polyethylene and linear low-density polyethylene in mixer, carrying out high-speed mixing, screw extrusion molding, cooling, modifying and ultrasonically processing.

SUN E, SUN Z, LI W, SHI S, ZHANG L

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

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

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

Preparing medicine packaging sheet with anti-pollution and antibacterial function used in medical market field, comprises e.g. adding concentrated sulfuric acid to three-necked flask in ice-water bath, mechanically stirring in an ice-water bath, reacting, and ultrasonically dispersing.

XU X, ZHANG J, ZHU L, ZHAO Y

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