by Scott R. Sabreen, The Sabreen Group Polyphenylene Sulfide (PPS) is a high-temperature, semi-crystalline engineering thermoplastic. Within the industry, PPS is known as THE plastic that performs like metal. Arguably, it's one of the most challenging polymers to bond to itself or dissimilar materials, such as aluminum and titanium. To be successful at bonding PPS requires an … [Read more...] about Methods for Adhesion Bonding of Polyphenylene Sulfide
Adhesion
Gas-Phase Surface Pretreatments for Plastics Adhesion
by Scott Sabreen, The Sabreen Group, Inc. Surface pretreatments are used to promote adhesion between difficult-to-bond plastic substrates and adhesives, coatings and inks. Among pretreatments, "gas-phase surface oxidation" processes are proven highly effective, economical and environmentally safe. The selection of which method is best for any given … [Read more...] about Gas-Phase Surface Pretreatments for Plastics Adhesion
Adhesion Bonding of Polyphenylene Sulfide
by Scott Sabreen, The Sabreen Group, Inc. Polyphenylene Sulfide (PPS) is a high-temperature, semi-crystalline engineering thermoplastic. Within the industry, PPS is known as THE plastic that performs like metal. Arguably, it's one of the most challenging polymers to bond to itself or dissimilar materials. To be successful at bonding PPS requires an understanding of its … [Read more...] about Adhesion Bonding of Polyphenylene Sulfide
How Coloring Plastics Affects Secondary Processes
by Scott Sabreen, The Sabreen Group, Inc. . Coloring plastics is integral to most products both aesthetically and functionally. Improperly formulated color compounds can have harmful effects on secondary processes, including bonding and printing. Many colorants can be used only in a limited selection of polymers. For example, dyes have low solubility in polyethylene … [Read more...] about How Coloring Plastics Affects Secondary Processes
Solutions to Pad Printing Adhesion Problems
by John Kaverman Pad printing is a means of placing a high-quality decoration or mark on a variety of products. But what happens when the ink doesn't adhere properly? The following tips can help pad printers overcome ink adhesion problems. 1. Printing on a substrate that is difficult or impossible to print on. Some examples of difficult or impossible substrates include TPU … [Read more...] about Solutions to Pad Printing Adhesion Problems