We are an innovative, medium-sized company from Germany that is active worldwide. In Rüthen, we employ around 120 workers. We ... have been developing and producing masterbatches for polyolefins since 1971 and are one of the leading partners of the plastics processing industry. CONSTAB® is one of the market leaders in the production of masterbatches for biaxially oriented polypropylene (BOPP) films. We offer masterbatch solutions that are – among other things – used for the production of plastic films, fibers and tapes in a wide range of industries. As auxiliary materials, they simplify the processing of plastics or, in the form of additives, achieve the required product properties. Masterbatches from CONSTAB® and the entire Kafrit Group are used worldwide. Since 2003 we belong 100 percent to the Kafrit Group (http://www.kafrit.com) and have thus successfully strengthened our position in the international market. read more