A fabric having at least one hydraulically napped surface comprised of tangled fibers is disclosed. Because the fiber tangles are created from intact, undamaged fibers, fabric strength is not adversely affected by treatment. In addition, laundering enhances entanglement and the aesthetic qualities attributed...http://www.google.es/patents/US6546605?utm_source=gb-gplus-sharePatente US6546605 - Napped fabric and process
