Patent ID: 7947147

Claim:
A method for the production of nonwoven-film laminates for personal hygiene articles consisting of a film web made of a thermoplastic polymer and a nonwoven web, the method comprising: a) providing a film web made of a thermoplastic polymer; b) providing a nonwoven web, wherein the nonwoven web has a melting point in excess of the crystallite melting point of the thermoplastic polymer; c) jointly heating the film web and the nonwoven web to a temperature above the crystallite melting point of the thermoplastic polymer and below the melting point of the nonwoven web, in order to heat the film web to a molten state and form the nonwoven-film laminate; and d) guiding the nonwoven-film laminate through a cooled nip in order to cool the nonwoven-film laminate below the crystallite melting point of the film web, wherein the heating comprises wrapping the film web and the nonwoven web around a heating cylinder a wrap distance so that the film web is heated to the molten state.