| 摘要 |
The invention pertains to the use of polymer molding compounds composed of polymers selected from the group of polyamides, polyolefins, ABS-type graft polymer, polyacrylates, polymethacrylates or a mixture of polycarbonate, ABS-type graft polymer and optionally copolymer, carbon black, reinforcing materials, elastomer modifier, flame-protection additives and processing additives, to produce light or gray markings on a dark background using laser inscription, in particular to generate high-contrast optical information, for example letters, numbers, patterns and/or pictures, etc.
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| 申请人 |
BAYER AG, 51373 LEVERKUSEN, DE |
发明人 |
SAYED, AZIZ EL, DIPL.-CHEM. DR., 51375 LEVERKUSEN, DE;GERLING, FRANK, DIPL.-ING., 40223 DUESSELDORF, DE;MESSINA, SALVATORE, DIPL.-ING., 33378 RHEDA-WIEDENBRUECK, DE;MAGERSTEDT, HERBERT, DIPL.-ING., 47445 MOERS, DE;IDEL, KARSTEN, DIPL.-CHEM. DR., 47802 KREFELD, DE;OSTLINNING, EDGAR, DIPL.-CHEM. DR., 40227 DUESSELDORF, DE |
