corona treatment

Reviewing Surface Treatments: Decorating, Printing and Bonding on Plastic IS Possible

This plastic bottle has been plasma-treated in the center only. Note how the ink bonds to the surface where treated but beads up where the bottle was not treated. From Plastics Decorating Magazine's Enews July 2020 By Gary Kohlnhofer, Senior Sales Engineer, 3DT LLC Polymers have many useful properties, making them the material of choice. [...]

July 14th, 2020|Gary Kohlnhofer|

Finding the Sweet Spot and the Right Corona Treater for Polypropylene

Corona treating is an efficient and cost-effective way of raising the wettability, bonding-properties, and surface tension of polypropylene products. Corona treatment can effectively improve bonding on a wide range of materials that show poor or no adhesion to media such as printing inks, paints, coating, and adhesives. Because of corona treatment’s flexible nature, it can [...]

March 5th, 2020|Alex Kiel|

Principle of the MultiDyne: Gliding Arc Discharge

The MultiDyne system operates using the gliding arc discharge principle.  The electrode arrangement is the key to this type of discharge.  As shown in the diagram, the arc forms at the closest distance between the electrodes.  The electrodes are curved to allow the arc to travel between them while increasing in size.  The arc however [...]

May 1st, 2019|David Henke|

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