Ligna: IST Metz shows UV, LED and Excimer technology for wood applications

Anzeige Painting and Coating | Created by BA

At Ligna from May 15-19 in Hanover, UV specialist IST Metz will show its product portfolio of UV, LED and excimer technology for curing, gelling and matting of coatings on wood and wood-based materials.

The BLK LAMPcure was developed for the highest industrial requirements and can also be supplied in the LED version LEDcure with 365, 385 or 395 nanometer wavelength. Angeling by means of UV or LED technology influences the feel of the coating even after curing. Additional properties such as a soft-touch surface or an anti-fingerprint effect can be achieved in this way.

At a wavelength of 172 nanometers, excimer lamps have an enormously high-energy emission that starts a polymerization process in the uppermost part of a layer of UV-curable coating. The penetration depth of the UV emission is comparatively low, so this process leaves a thin film on the wet coating without affecting deeper layers of coating. Since this film formation is subject to shrinkage, the film near the surface exhibits microfolds, resulting in a matte surface. These can be cured in the final cure using conventional LAMPcure technology. The result is a mechanically and chemically highly resistant and deep matt surface.

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