Graphics in Europe are becoming more colorful, which raises hopes of higher sales and improved margins for both ink companies and their pigment suppliers. But the trend toward greater use of color will also present technological and cost challenges for ink formulators and pigment manufacturers. “Printers will be wanting to use more color, but they will also be looking to have higher quality color inks without a rise in cost,” said an ink company sales manager. “The problem is that it is diffic...