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In the printing industry, ink plays a pivotal role in transferring images and texts onto various substrates. Two primary types of ink that have dominated the market are oil-based ink and water-based ink

Oil-based ink and water-based ink have significant differences in chemical composition, drying method, printing effect, environmental protection and application scope. When selecting ink, it should be selected reasonably according to specific printing requirements and environmental protection requirements.

Introduction: Flexographic printing, characterized by its versatility and efficiency in the 

packaging industry, has evolved significantly from its inception to becoming an

environmentally sustainable solution. This article delves into the journey of 

flexographic printing technology, tracing its roots to its present status as a leading 

eco-friendly packaging printing technique.

UV ink is a special type of printing ink that is cured and hardened by ultraviolet (UV) irradiation during the printing process. UV ink contains a chemical called a photoinitiator, which triggers a chemical reaction when exposed to ultraviolet light, causing the ink to quickly solidify. This UV curing property makes UV ink widely used in the printing industry.