| 摘要 |
A COMPOSITE DOORFRAME (100) INCLUDES A TOP FRAME PORTION (10) AND TWO-SIDE FRAME PORTION (20) CONNECTED TO TWO ENDS OF THE TOP FRAME PORTION (10). EACH OF THE TOP AND SIDE FRAME PORTION (10, 20) COMPRISES AN ELONGATE MOLDED CORE BODY (11, 21), A WOOD LAYER (12, 22) AND A TRANSPARENT MELAMINE PAPER LAYER (13, 23). THE MOLDED CORE BODY (11, 21) IS FORMED BY MEANS OF HOT PRESSING A MIXTURE OF WOOD CHIPS, MELAMINE WATER AND A RESIN. THE WOOD LAYER (12, 22) COVERS THE CORE BODY (11, 21) AND HAS GRAINS FORMED THEREON. THE MELAMINE PAPER LAYER (13, 23) COVERS THE WOOD LAYER (12, 22). THE CORE BODY (11, 21), THE WOOD LAYER (12, 22) AND THE MELAMINE PAPER LAYER (13, 23) ARE HOT PRESSED TO FORM THE RESPECTIVE TOP AND SIDE FRAME PORTION (10, 20) OF THE COMPOSITE DOORFRAME (100). (FIG. 1)
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