国家/地区 中国（3）
IPC部 B（3）
IPC大类 B65（3）
IPC小类 B65D（3）
IPC B65D025/14（3）
发明人 CHEN J（3）
公开年 2018（3）
申请年 2017（3）
专利权人 NANJING HANE.（3）

Environment-friendly durable packing box has buckle structure of box portion that is provided with first graphene film layer, first metal layer, polyurethane elastic portion layer, second metal layer and second graphene film layer.

CHEN J

Environmental protection hardware packaging box, has box body structure arranged with first graphene film layer, first metal layer, polyurethane elastic body layer, second metal layer and second graphene film layer in turn manner.

CHEN J

Simply durable environment-friendly hardware packaging box, has box cover provided with box cover top wall and box cover side wall, and box main body formed with polyurethane elastic body layer and two graphene film layers.

CHEN J