Method for making disposable diapers

Details Method for making disposable diapers Method for making disposable diapers

A - Human Necessities

61

F

A61F 13/15 (2006.01) B29C 65/08 (2006.01)

Patent

CA 2123772

To obtain a disposable diaper having at its respective waist sides welded zones which provide smooth touch, herein disclosed a method for making a disposable diaper 1 comprising steps of putting wing-like portions 21, 22 provided on front and rear bodies 5, 6 of the diaper 1 one upon another with a topsheet 2 facing inward, and welding these wing-like portions together under heat and pressure. In each wing-like portion 21, 22, a piece of sheet member is attached to at least one of the top- and backsheets 2, 3 so as to form an extension thereof and provide thereby the backsheet of said portion having a melting point higher than a melting point of the topside sheet member.

Méthode pour obtenir une couche jetable ayant sur chaque côté de la bande enserrant la taille des zones collées au toucher doux. La méthode de fabrication de la couche jetable (1) proposée par l'invention comporte les étapes suivantes : placer des parties en forme d'aile (21, 22) situées sur les parties avant et arrière (5, 6) de la couche (1) l'une par-dessus l'autre, la feuille supérieure (2) faisant face vers l'intérieur, et coller les parties en forme d'aile ensemble en utilisant chaleur et pression. Sur chaque partie en forme d'aile (21, 22), une feuille est attachée au moins à la partie avant ou à la partie arrière (2, 3) pour former un élément de rallonge et fournir ainsi la feuille arrière de ladite partie, dont le point de fusion est plus élevé que le point de fusion de la feuille supérieure.

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