DURABLE, EASILY-FORMED VIVAK® NOW WITH NON-GLARE SATIN FINISH Download the Hi-Res version of this image. Sheffield, MA—March 17, 2008—VIVAK® Sheet, a product of Sheffield Plastics Inc., A Bayer MaterialScience Company, is now available with a non-glare satin finish. VIVAK, a thermoplastic sheet in the PETG family of plastics, features a durable, lightweight construction that allows simple and flexible fabricating, forming and finishing. Now, VIVAK Sheet expands the line to provide even greater versatility, making VIVAK an ideal solution for a wide range of applications including graphics, point-of-purchase displays/fixtures, indoor signs and formed parts. VIVAK’s non-glare satin finish can be printed on the sheet’s first or second surface, with excellent adhesion properties for UV or solvent based inks, while delivering a glare-reducing texture. VIVAK, a high quality, specialty copolyester resin material, also boasts greater thermoforming capabilities, design options and impact strength over many traditional display materials. VIVAK can be easily formed with great definition—even in low temperatures—and simply fastened. In addition, VIVAK allows easy die cutting, deeper draws and punching for thin gauges and efficient production. Plus, VIVAK boasts greater impact strength and durability than acrylic as well as a high chemical-resistance level, providing a cost-effective, durable display solution. VIVAK Satin Sheet is available in .020", .030" and .040" thicknesses stocked in 51" x 100" sheet sizes with masking on the gloss side only. Custom gauges, sheet sizes and rolls are available with a minimum order requirement. Sheffield Plastics Inc., a Bayer MaterialScience Company, is a global leader in high performance plastics. Sheffield continues its leadership in polycarbonate technology with new processes, product innovations and superior optics. For more information, contact Sheffield Plastics Inc. at 1-800-254-1707; fax 1-800-457-3553; write 119 Salisbury Road, Sheffield, MA 01257; or visit www.sheffieldplastics.com. This news release contains forward-looking statements based on current assumptions and forecasts made by Bayer Group management. Various known and unknown risks, uncertainties and other factors could lead to material differences between the actual future results, financial situation, development or performance of the company and the estimates given here. These factors include those discussed in our annual and interim reports filed with the Frankfurt Stock Exchange. The company assumes no liability whatsoever to update these forward-looking statements or to conform them to future events or developments.