Decorative sheet and method of making the same

Details Decorative sheet and method of making the same Decorative sheet and method of making the same

D - Textiles, Paper

21

H

D21H 27/26 (2006.01) B32B 29/06 (2006.01) B44C 5/04 (2006.01) B44F 9/02 (2006.01) D21H 27/06 (2006.01)

Patent

CA 2232725

The present invention is directed to a decorative sheet (10) useful as an exterior ply in a pressed wood decorative laminate and the method of making such a sheet. The decorative sheet comprises a sheet formed from a genuine vegetable parchment paper (12) having a Sheffield smoothness of about 40 to about 200; a film former (14), which increases the printability of the paper, on the paper; and an overcoat layer (18). The sheet may also have a pattern (16) printed thereon. The method includes the steps of providing a genuine vegetable parchment paper, the genuine vegetable parchment paper being coated with a film former; supercalendering the paper; and applying an overcoat layer to the paper. The method may also include the additional step of applying a pattern to the sheet. Typically, the pattern will be a wood grain pattern. The invention also includes a laminate formed by applying the decorative sheet to a substrate.

La présente invention concerne une feuille décorative (10) utile comme couche extérieure dans un lamellé décoratif en bois comprimé et le procédé de production de cette feuille. Ladite feuille décorative comprend une feuille constituée de papier sulfurisé (12) présentant un lissé Sheffield d'environ 40 à environ 200; une substance filmogène (14) augmentant l'aptitude à l'impression du papier, sur le papier; et une couche de finition (18). La feuille peut également présenter un motif (16) imprimé sur celle-ci. Le procédé comprend les étapes consistant à produire un papier sulfurisé véritable, ledit papier sulfurisé étant recouvert d'une substance filmogène, à satiner le papier et à lui appiquer une couche de finition. Le procédé comprend également l'étape supplémentaire d'application d'un motif à la feuille. Typiquement, le motif est un motif de grain de bois. L'invention concerne également un lamellé formé par application de la feuille décorative à un substrat.

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