Double sided adhesive film with perforated backing layer

Details Double sided adhesive film with perforated backing layer Double sided adhesive film with perforated backing layer

C - Chemistry, Metallurgy

09

J

C09J 7/02 (2006.01)

Patent

CA 2417055

The invention relates to a self-adhesive film for adhering a floor covering, especially a carpeting, to a floor or to a step. Said self-adhesive film comprises a supporting layer, which is coated with a pressure-sensitive adhesive coating on an upper surface facing the floor covering and on a lower surface facing the floor or the steps. According to the invention, the self- adhesive film is permeable to water vapor with an Sd value of 15 m or less, the supporting layer is made of a plastic film, and at least the supporting layer is perforated.

L'invention concerne un film auto-adhésif servant à coller un revêtement de sol, notamment une moquette, sur un sol ou un escalier. Ledit fil auto-adhésif comporte une couche support qui est recouverte sur une face supérieure faisant face au revêtement de sol et sur une face inférieure faisant face au sol ou à l'escalier, d'un revêtement de colle contact. Le film auto-adhésif est perméable à la vapeur d'eau avec une valeur s¿d? de 15 m ou moins. La couche support consiste en un film plastique et au moins la couche support est perforée.

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