国家/地区 中国（14）
IPC部 B（14）
IPC大类 D21（14） B32（8） B65（7）
B31（5） C08（4） C09（3）
IPC小类 D21H（14） B32B（8） B65D（7）
B31F（4） C08G（2） C09J（2）
IPC D21H027/10（14）
发明人 LI L（2） LIU J（2） LU H（2）
WANG X（2） XU C（2） YANG J（2）
YANG Y（2） YU Q（2）
公开年 2022（7） 2023（3） 2021（2）
申请年 2021（9）  2019（2） 
专利权人 GREATVIEW BE.（2） LIANYUNGANG .（2）

Producing pit paper useful in paper boxes for storing food, comprises e.g. mixing crushed waste paper, diatomaceous earth, glass fiber, starch, graphene and water, stirring, pulping, papermaking, drying, embossing, coating adhesive on corrugated core layer, adhering flat layer, drying and coating.

ZHOU X, LIU Y

Barrier layer useful for composite packaging material for preparing packaging container, has outermost waterproof layer, base layer, a barrier layer, and innermost layer that is in contact with the contents of the package, where the barrier layer includes nanocellulose.

LIU J, YU Q, YANG Y, LI L, XU C

Composite packaging material useful for liquid package, comprises outermost waterproof layer, base layer, barrier layer and innermost layer in contact with contents of package, barrier layer comprises nanocellulose.

LIU J, YU Q, XU C, YANG Y, LI L

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

Preparing antibacterial aluminum foil material useful in aluminum foil lunch box, comprises e.g. coating adhesive on kraft paper, laminating with aluminum foil, drying, coating hydrophobic antibacterial agent on one side of aluminum foil layer, and drying.

SUN J, WANG L, SONG F, SUN Z

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

High-strength wear-resistant corrugated paper box packaging material obtained by dehydrating composite pulp using pulp distributor, primary drying, pressing, spraying reinforcing glue on top and bottom of corrugated paper, secondary drying, and combining bonding paper and corrugated paper.

LU H

Preparing environmentally friendly and waterproof corrugated carton comprises e.g. dehydrating the composite pulp, pressing corrugated raw paper, spraying reinforcing glue corrugated paper, drying, combining bonding paper and corrugated base paper, pressing and forming.

LU H

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