CPC E04F 15/02038 (2013.01) [E04F 15/102 (2013.01); E04F 15/107 (2013.01); Y10T 428/24777 (2015.01)] | 20 Claims |
1. A floor board comprising a decorative surface layer applied to a substrate, wherein said substrate comprises MDF or HDF material at a side edge thereof, wherein the side edge is coated with a coating agent; wherein the coating agent is based on a wax;
wherein said MDF or HDF material has an average density of more than 750 kg per cubic meter and comprises a higher density region at least near said decorative surface layer, wherein said higher density region has a density of 900 kilograms per cubic meter or more.
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