Kristy Wagner is senior chemist in UV Commercial Products at Red Spot Paint and Varnish, Evansville, Ind. She received a bachelor's of science degree in biochemistry from Indiana University in 1993 and spent the next eight years in the UV curing graphic arts market, with an emphasis on rotary screen printing inks, flexo ink and laminating adhesives. For the past five years, Wagner has developed UV-curable coatings for the automotive market and UV-curable pigmented coatings for various metal applications at Red Spot Paint and Varnish. For more information, call (812) 428-9203, e-mail KMWagner@redspot.com or visit www.redspot.com.
In the past, ultraviolet (UV) curing of coatings on three-dimensional parts has presented a challenge to both formulators and end users. The same can be said of pigmented opaque coatings at higher film builds. When metal substrates are thrown into the mix, another degree of complexity is encountered. How can these challenges be overcome?