By Carla Brown, Manager, Corporate Communications – Circular Economy Specialist, Siegwerk Druckfarben AG & Co. A note from RadTech: What does UV/EB sustainability mean to you? We thought this was an easy question, as our technology offers many circular economy benefits. Some benefits are true by definition; for example, no hazardous air pollutant materials (HAPs) are … [Read more...] about Sustainability in Packaging: An Introduction and an Approach to Sustainability
Print & Packaging
LED Boosters to Improve Surface Cure by LED for Litho or Flexo Applications
By Tong Wang, Ph.D., allnex USA Inc.; Steven Cappelle, Ph.D., allnex Belgium; and Paul Gevaert, Ph.D., allnex Belgium Poor surface cure due to oxygen inhibition presents a consistent challenge in LED curing. Amine synergists can provide abstractable hydrogen to mitigate oxygen inhibition and improve surface cure. Three amino acrylates are evaluated as LED boosters to improve … [Read more...] about LED Boosters to Improve Surface Cure by LED for Litho or Flexo Applications
Award-Winning Lux FX Peacock: A Showpiece for the Senses
By Erin La Row, writer, UV+EB Technology Team Concept Printing & Thermography’s Lux FX Peacock carton was created to be felt and seen. With a simple stroke of the hand, one can almost feel raindrops popping off the silky-smooth, soft-touch surface of the carton. Turn it over and an embossed peacock feather (created through UV-cured digital inkjet spot coating) flies off … [Read more...] about Award-Winning Lux FX Peacock: A Showpiece for the Senses
The Use of Silica Additives in UV Printing Inks
By Dr. Kai Yang, Evonik Corporation, USA; Tommy Gu, Evonik Corporation, Singapore In recent years, matte finish has become one of the very popular finishes for consumer products in the graphic arts industry. Many different matting agents – such as silicas, waxes, organic materials and fillers – have been developed, with different manufacturing processes, treatments and … [Read more...] about The Use of Silica Additives in UV Printing Inks
Improving Recyclability of Paperboard Packaging with Decorative Coatings
Microstructured, metallized UV-cured coatings commonly are used to provide decorative effects on packaging through cold foils, hot stamp foils and coated film appliques. While decorative packaging film products can produce eye-catching optical effects that integrate well into existing supply chains, recent trends toward recyclability and sustainability have caused film-based … [Read more...] about Improving Recyclability of Paperboard Packaging with Decorative Coatings