摘要 |
THE PRESENT INVENTION RELATES TO THE USE OF TIMBER MATERIALS FOR THE PRODUCTION OF FURNITURE PARTS, WALL COVERINGS, INSULATION MATERIALS AND THE LIKE, FOR LOWERING FORMALDEHYDE CONTENT IN AMBIENT AIR, WHERE THE TIMBER MATERIALS (I) COMPRISE POLYAMINE AS BINDER OR (II) COMPRISE A BINDER OTHER THAN POLYAMINE AND ALSO, IN OR ON THE OUTER LAYERS OF THE TIMBER MATERIAL, POLYAMINE, AND THE MOLAR MASS OF THE POLYAMINE IS AT LEAST 500 G/MOL AND THE POLYAMINE HAS AT LEAST 6 PRIMARY OR SECONDARY AMINO GROUPS.
|