By Shuhua Jin, Erik Kareliussen and Chih-Min Cheng, Henkel Corporation This paper will be presented at RadTech 2020 in Orlando, Florida, March 9-11. For a full programming schedule, visit https://radtech2020.com/. Abstract The choice of photoinitiator (PI) is an important factor in the polymerization characteristics of light cure materials. This study investigated the … [Read more...] about Photoinitiator Effect on Depth of Cure in Visible Light Cure Polymerization
LED Curing
State of UV LED Curing Applications
By Jennifer Heathcote, Eminence UV The list of viable UV LED applications continues to grow – as does the number of system suppliers, formulators and OEM machine builders supporting those applications. This ongoing increase in activity bodes well for the general market direction of UV LED technology. As a result, those who aren’t already investigating its suitability for their … [Read more...] about State of UV LED Curing Applications
Cure Speed Improvements and Yellowing Effects in UV LED-Curable OPVs and Clear Coats Using Acrylated Amines
By Jo Ann Arceneaux, Ph.D. and Celia Buono, allnex USA Inc.; and Kevin Poelmans, Ph.D., allnex Belgium UV LED cure in 2018 Since its introduction in 2002, UV LED technology has steadily gained traction in converting and industrial areas. Early adoption applications include inkjet and screen printing, structural bonding adhesives and electronic assemblies. For printing … [Read more...] about Cure Speed Improvements and Yellowing Effects in UV LED-Curable OPVs and Clear Coats Using Acrylated Amines
Improving Surface Cure with UVC LEDs
By Mike Kay, director of product management, UV Curing, Excelitas Technologies UV LED solutions have demonstrated the ability to successfully replace older mercury lamp solutions in a number of curing applications by providing reduced operational costs through longer lifespans, reduced electrical consumption, higher reliability and reduced heating of substrates. At the same … [Read more...] about Improving Surface Cure with UVC LEDs
Design of a Blue LED Array for Curing Fiberglass-Reinforced Composite
By Mark S. Driscoll, Department of Chemistry, SUNY-ESF; Yunyun Bi, Department of Paper and Bioprocess Engineering, SUNY-ESF; Robert W. Meyer, Department of Paper and Bioprocess Engineering, SUNY-ESF; Jennifer Smith, Department of Paper and Bioprocess Engineering, SUNY-ESF; L. Scott Larsen, NYSERDA Abstract The development and continued evolution of light-emitting diodes … [Read more...] about Design of a Blue LED Array for Curing Fiberglass-Reinforced Composite