PRESS DRYING/CURING--The ABCs of Press Drying

"New and different substrates are being used today," Aylor notes. "Many types of plastics are being printed and coated, bringing with them the problem of controlling their stability in the presence of the heat generated by the dryers in combination with the pressure applied in the impression nips."

SpeedyDry ink conditioner reduces drying times on coated and uncoated, alkaline and acidic, natural and synthetic stocks, Tyvek, polyester and vinyl. Drying times for felt stocks were reduced from 26 hours to 11⁄2 hours, acidic stocks from 24 hours to 3 hours, and coated stocks from 3 hours to 45 minutes.