Why does my dual-cure emulsion break down with water-based ink?

Many people in the screen printing industry believe the “dual” in dual-cure means that this emulsion is resistant to both solvent and water-based inks. Although many dual-cure emulsions are resistant to both inks, this statement is not correct.

The “dual” in dual-cure means that the emulsion uses two sensitizers. One is in the emulsion before mixing, and the other is usually a diazo added to the emulsion by the user.

—Chromaline Screen Print Products

Mick Orr

Mick has been in the screen printing industry since 1970 with more than 45 years of experience. Orr's printing expertise spans a wide range of applications from textiles to graphics and membrane switches to faceplates. His technical, hands-on seminars have been appreciated for many years by screen makers around the world.

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