By Sage M. Schissel, Ph.D., applications specialist, PCT EB and Integration, LLC Sustainable practices, including material reduction and the use of bio-based, recyclable or compostable materials, are forefront in the minds of both consumers and the packaging industry. This especially is true for flexible packaging, which traditionally has consisted of multilayer, … [Read more...] about Attainable sustainable: Using electron-beam tech in compostable flexible packaging: Part 2
2022 Quarter 2
Ink-viscosity optimization and automation systems for gravure printing and coating: Part 2
By Joe Goodbread, Ph.D., chief technology officer; Sunil Kumar, Ph.D., chief executive officer; and Manpreet Dash, markets development and applications engineering, Rheonics While the latest printing presses are equipped with sophisticated quality control and automation systems, one of the most important variables in printing – ink viscosity – typically still is measured … [Read more...] about Ink-viscosity optimization and automation systems for gravure printing and coating: Part 2
Saving energy and CO2 emissions with electrothermal drying systems
By Kai K O. Bär, Ph.D., managing director / president, adphos Digital Printing GmbH The hot-air convection dryers that predominantly are used today in flexographic and gravure printing are energy-intensive and emit large amounts of climate-damaging CO2. The possibilities and alternatives for gas dryers are shown in a quantitative comparison in the area of decorative gravure … [Read more...] about Saving energy and CO2 emissions with electrothermal drying systems
Some thoughts on naming and classifying web-handling defects
By David R. Roisum, Ph.D., principal, Finishing Technologies, Inc. “If names are not correct, language will not be in accordance with the truth of things.” —Confucius Introduction We had a big problem in web handling. That was that some words, such as telescoping, had many aliases including scoping, coning, shooting and so on. Worse yet, the same word could be used … [Read more...] about Some thoughts on naming and classifying web-handling defects
Applying smart technology for splicing, roll-change productivity on coating and laminating lines
By R. Duane Smith, process mgr.-Web Handling and Specialty Winding, Davis-Standard LLC Introduction Consistent unwind splicing and winder transfers are paramount to high productivity on all web-substrate processing lines. This especially is true when manufacturing quality flexible-packaging materials on extrusion coating and lamination production lines. In addition, … [Read more...] about Applying smart technology for splicing, roll-change productivity on coating and laminating lines