国家/地区 中国（2）
IPC部 B（2） C（2）
IPC大类 B41（2） C09（2）
IPC小类 B41M（2）
IPC B41M001/12（2）
发明人
公开年
申请年 2021（2）
专利权人

Color printing process for carton, involves curing printed hot-pressed groove, curing, chemically treating to form basic anti-counterfeiting printing pattern, printing middle layer on pattern, curing, coating protective layer on patterned middle layer, molding outer protective layer on middle-layer.

ZHOU Y, YANG W

Preparation of fluorescent anti-counterfeiting coating comprises drying, pulverizing leather waste, dispersing in ultrapure water, hydrothermal reacting, suction filtering, compounding with thickener and printing code on substrate.

LI L, MA J, SHI J, ZHANG W