3m Innovative Properties Company

Ralf G Oertel

Johann F Petersen

Ronald Wayne Ausen

Janet A Venne

Peter Kitzer

Volker Hauschildt

A hygiene article closure tab, for use with a hygiene article such as a diaper, adult incontinence articles or feminine hygiene articles, is disclosed. The closure tab comprises a backing layer having a region adapted to carry at least one mechanical fastening means and a region adapted to form a fingerlift portion, the fingerlift portion being free from any fastening means. A first mechanical fastening means is carried on the backing layer adjacent the fingerlift portion, and has a width w. A second mechanical fastening means is carried on the backing layer, and has a width wand is separated from the first mechanical fastening means by a separation distance d. The width wof the first mechanical fastening means is greater than the separation distance d, and the width wof the second mechanical fastening means is greater than the width wof the first mechanical fastening means.

Hygiene article closure tab

An assembly having a substrate bearing an adhesive layer having an extension in a machine direction and an extension in a cross-direction and a number of discrete portions of a backing, each discrete portion having a first major surface bearing a plurality of male fastening elements and a second major surface opposite to said first major surface. Each discrete portion is attached to the adhesive layer through the second major surface. A sum of a maximum density of the discrete portions of the backing along the extension of the adhesive layer in the cross-direction and a maximum density of the discrete portions of the backing along the extension of the adhesive layer in the machine direction is at least 0.8 cm. The assembly can releasably adhere to a fibrous material having a plurality of female fastening elements through a combination of a mechanical and an adhesive bonding mechanism. Methods of making the assembly and disposable absorbent articles containing the assembly are also described.

Fastening film system and assembly comprising a fastening film system and a substrate

The invention provides a patch of a male fastening means, in particular, a hook patch with decreased bending resistance. The patch according to the invention comprises a backing bearing a plurality of male fastening elements, in particular hook elements. The patch is integral and comprises a plurality of incisions. Said incisions do not extend across the whole width of the patch but preferably leave at least one intact bridge across the cross-direction of the patch. Furthermore, a fastening tape tab having a manufacturer's and user's end is provided, the fastening tape tab comprising a support layer bearing on its major surface of the user's end at least one fastening patch according to the invention. Furthermore, a strip is provided from which a patch according to the invention is cut.

Strip of male fastening means, patch cut therefrom, and fastening tape tab comprising such patch

The present invention relates to a method of manufacturing a stretched mechanical fastening web laminate () comprising a thermoplastic web layer () having two major surfaces, one of the major surfaces bearing a multitude of male fastening elements () suitable for engagement with a corresponding female fastening material, and on its other major surface a fibrous web layer (), said method comprising the steps of

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Neuss, Germany

Ralf G Oertel