国家/地区 中国（12） 世界知识产权组织（6） 欧洲专利局（EPO）（5） 美国（5） 日本（4） 韩国（4）
IPC部 B（14）
IPC大类 B32（14）
IPC小类 B32B（14）
IPC B32B027/36（14）
发明人
公开年 2021（4） 2023（4） 2022（2）
申请年 2022（5）  2020（4）  2021（2） 
专利权人

Light control valve useful in dimming glass assembly, comprises e.g. first transparent substrate, first transparent electrode, second transparent substrate and second transparent electrode arranged oppositely, and light control layer arranged between first and second electrode.

LIANG B, ZHANG Y, XIAO S, ZHANG D, ZHAO S, LI Y

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

Preparing foam with gradient pore structure used in preparing heat-insulating and anti-icing material, involves mixing foaming agent, curing agent and water, under uniform stirring, and curing under vacuum condition, where foaming agent is polyurethane foaming agent.

YUAN X, SHENG L, ZHAN F

Coating system used for protecting metallic or plastic substrate, comprises layer made of material chosen from pyrolytic graphite, pyrolytic boron nitride, and compressed expanded graphite, and another layer made of composite comprising polymeric matrix and two-dimensional flakes.

BELLANI S, GABATEL L, DEL RIO CASTILLO E A, THORAT S B, MOLINA GARCIA M A, NAJAFI L, BONACCORSO F

Multilayered flexible package useful in packaging systems for food, cosmetic, nutraceutical or pharmaceutical products, comprises polymeric coating comprising dispersion of antioxidant particles.

RIVA M, VACCA P, FIDECKA K, FIDECA C

Forming graphene-infused fiber composite which is used as air frame materials for aircraft, comprises providing graphene consisting of graphene particles in solvent to form mixture and applying mixture to surface of fiber composite layer.

KOZIOL K

Water and gas barrier coating comprises polymer having amine, hydroxyl, and carboxylic groups and graphene.

XU C

High-toughness biaxially oriented polylactic acid film comprises upper surface layer, core layer and lower surface layer, where lower surface layer is composed of e.g. macromolecule modifier, polylactic acid resin and anti-blocking agent.

LIN X, ZHENG W, LIAO G, CHEN X, JIA L

Plastic sheet comprises base layer, whose bottom end is coated with anti-adhesion layer and top end is bonded with optical film layer, whose top end is bonded with protective film layer, whose upper end is coated with dye layer.

JI S, XU M