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Patents

Laminated Assembly and Manufacturing Method:

U.S. Patent No. 11,504,940

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By: Tara Olivo

Associate Editor at Nonwovens Industry, Rodman Media

Nathalie Moinard, Le Cellier, France; Thierry Marche, Le Cellier, France.
Assigned to Aplix, Le Cellier, France.

Filed. 7/11/17
Issued: 11/22/22

A laminated assembly extending in a longitudinal direction and a lateral direction orthogonal to the longitudinal direction, the assembly comprising a non-woven sheet and an elastic film that are laminated together, the non-woven sheet including at least one activated zone extending over the length of the non-woven sheet measured in the longitudinal direction and over a width that is strictly less than the width of the non-woven sheet measured in the lateral direction, the at least one activated zone of the non-woven sheet being activated by being stretched in the lateral direction orthogonal to the longitudinal direction before the non-woven sheet and the elastic film are laminated together such that: a degree of activation of the at least one activated zone of the non-woven sheet in the lateral direction is different from a degree of activation of the elastic film in the lateral direction, the degree of activation of the at least one activated zone of the non-woven sheet in the lateral direction lying in the range 20% to 200%. n

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