| 摘要 |
865,852. Laminates. GOLDSCHMIDT A.G., T. April 6, 1959 [April 16, 1958 ; April 28, 1958], No. 11636/59. Class 140. Panels comprising wood fibre, chipboard, plywood, or loose chips consolidated during making, and faced with decorative fibrous material impregnated with a thermosetting resin, have beneath the decorative layer one or more sheets of fibrous material such as kraft paper impregnated with thermosetting resin, e.g. phenolic or urea resin, and fully hardened before use. The layers are secured together with phenol-formaldehyde resin. |
