The present invention provides a process for heat treatment of non-woven composite elastic material including a non-woven elastic layer; a non-woven gatherable layer. The process includes stretching the material, heating the material and cooling the material. The material has a softer more cloth-like...http://www.google.es/patents/US6811638?utm_source=gb-gplus-sharePatente US6811638 - Method for controlling retraction of composite materials
Method for controlling retraction of composite materials
