| abstract |
The present invention relates to an interlocking unit, comprising one or more tongues and one or more grooves being provided with mechanically integrating locking means, wherein at least a part of said one or more tongues or at least a part of said one or more grooves, or both, is provided a polymer film having a T g of higher than about −15° C. The present invention further relates to a floor covering, a wall covering, a method of producing an interlocking unit and uses thereof. |