<p>The present invention relates to a method for producing a filled elastomer wherein a rubber composition is produced by mixing I) raw rubber, II) cross linking agent, III) filler, IV) isocyanate terminated polymer composition and optionally V) further additives and cross linking of the rubber composition. The present invention further relates to a filled elastomer obtainable according to said method and the use of filled elastomers according to the invention as shoe sole.</p>
