国家/地区 中国（7） 欧洲专利局（EPO）（2） 世界知识产权组织（2）
IPC部 B（9）
IPC大类 B65（9） D21（9） B32（2）
C08（2）
IPC小类 B65D（9）
IPC D21H027/10（9）
发明人 YANG J（2）
公开年 2022（4） 2021（2）
申请年 2021（5）  2019（2）  2020（2） 
专利权人

Coated paper product used as packaging for sensitive products, e.g. food, and beverages, comprises paper or paperboard substrate, barrier coating having graphene and polyolefin copolymer bearing carboxylic acid moieties.

GILLGREN T, LARSSON J, LARSSON J A

Oil-proof paper useful as packaging container for accommodating oily food, comprises base paper layer, enzyme-cleaved starch, polyvinyl alcohol, kaolin, latex, graphene, carboxymethyl cellulose and sodium hydroxide.

TIAN W, WANG J, QIU R, JIANG Y

Printing box for large sheet-shaped automatic packaging line, has top part of graphene aqueous painting layer that is provided with printing ink pattern layer.

LI C, WANG Y

Paper-plastic composite bag comprises paper layer includes e.g. polypropylene, composite flame retardant, polyvinyl chloride-kaolin composite material, heat-resistant polyurethane, sunscreen, dioctyl phthalate and plastic layer.

WEN C, ZHOU G

Producing paper packaging bag comprises impregnating inner packaging base paper layer, and outer packaging base paper layer, drying, coating impregnated inner packaging base paper layer and outer packaging base paper layer with barrier adhesive material, hot pressing and cooling.

NI H, CHEN F, YANG J

Biodegradable container used as e.g. cup, plate and box comprises biodegradable material and reinforced barrier film coated onto the material, in which the film comprises graphene nanoplatelets dispersed in biodegradable polymeric substrate.

JULIUSSEN G, BROUGHTON S

Aqueous hydrophobic and oleophobic barrier coating useful for preparing packaging paper, comprises methacrylate, styrene, acrylic acid, graphene powder, filler, dispersant, initiator, emulsifier, deionized water and auxiliary agent.

SUN X, ZHU H, TAN K, CHEN T

Modified graphene/nanocellulose conductive functional coating useful for preparing food paper with heat preservation and heating function comprises 9-anthracene carboxylic acid modified graphene, absolute dry nanocellulose and water.

ZHAO L, HUANG Y, WANG X, ZHOU Q, ZHAO C

Conductive heating food packaging paper comprises packaging base paper, conductive heating layer and polylactic acid film layer, where heating layer is made of modified graphene-carbon nanotube-nanocellulose conductive heating coating.

YI C, ZHAO X, YANG J, JIANG L, WANG Q, XU B, CHENG Y, DING J