国家/地区 中国（4） 美国（2）
IPC部 B（5）
IPC大类 C08（5）
IPC小类 C09D（5）
IPC C09D007/62（5）
发明人
公开年 2023（3） 2022（2）
申请年 2022（5）
专利权人

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

Producing food packaging barrier film used for consumers to clearly see content of packaged goods, involves providing base film, depositing inorganic laminated film on surface of base film, where inorganic laminated film includes at least one first and second inorganic material deposition layer.

CHEN C, TSAO C, LIAO T, LIAO T C, TSAO C C, CHEN C H, CHEN Z, CAO J, LIAO D

Photovoltaic backboard used in photovoltaic module, comprises weather-resistant layer, base material layer, black reflecting layer comprising organic pigment, and barrier layer comprising high barrier composition containing polymer resin, nano material and additive.

ZHOU G, LIN W, LI N

Self-stratifying anticorrosive coating used in oil or gas fields for coating of equipment, such as oil rigs and pipes, comprises zinc-rich epoxy, curing agent including amine, thiol, phenol, and carboxylic anhydride, binding agent including aminoalkyl dialkoxysilane, dimethoxysilane,.

HAWKINS T, ARMSTRONG J, VIRTANEN J

Preparing polyethylene terephthalate (PETG) sheet surface nano-hardened coating comprises e.g. carrying melt extrusion on PETG and polycarbonate, injection molding to obtain PETG composite substrate, subjecting it to surface treatment to obtain pretreated substrate, and spraying slurry on surface.

KONG A, WU Y, YE K, ZHOU X, KONG X, YE W