In cooperation with the Hamburg, Germany-based company Tesa Formtechnik and TherMark, Los Angeles, CA, the Darmstadt, Germany-based Merck KgaA company has now developed a special technique for the lasermarking in color of plastics. This novel technique was presented for the first time at the K 2001 Trade Fair, Oct. 25-Nov. 2, 2001, in Dusseldorf, Germany.      With this new technique, virtually every type of plastic can now be lasermarked in color company logos, emblems, images, pictograms an...