Solvent in the silk screen printing is mainly used to adjust the ink viscosity ? ? adjust the ink drying speed and is used for washing after printing screen plate and printing scraper.
Commonly used solvents are aliphatic hydrocarbons, aromatic hydrocarbons, vinyl ketone, esters, ethanol, ethylene glycol ether and so on six big class.And every kinds of solvents and can be divided into several classes.