Dow Chemical Co. of Midland, Mich., has signed an agreement with Osram Opto Semiconductors GmbH of Regensburg, Germany, to supply commercial quantities of Lumation light-emitting polymers for use in Osram's Pictiva polymeric LED display modules. Dow's polymers are the key light-emitting material in Osram's platform for producing bright, high-contrast, low-voltage emissive displays, which are used in a variety of wireless and medical devices. The multiyear accord will provide a flexible, self-adjusting pricing structure for the companies. Specific terms of the agreement were not publicized.