Patent ID: 7686969

Claim:
A method for manufacturing a door mold, comprising: masking a non-etching area leaving a first etching area of a mold unmasked; sanding the mold; transferring a film printed with a pattern on to the first etching area; correcting the pattern for connection and non-matched portions; masking the non-etching area of the mold with a mask material; first etching a mold material with chemicals selected in accordance with the mold and the pattern; cleaning the first etching area of the mold using an alkaline solution; finishing the first etching area with sand; transferring an acid resistant material onto the first etching area by scattering the acid resistant material to form a mesh pattern; second etching the mold material with chemicals selected in accordance with the mold material and the acid resistant material, the second etching forming a second etch area; finishing the second etching area with sand; performing a polishing treatment by spraying glass beads on the second etching area such that the degree of polish of the second etching is uniform; removing the mask material from the non-etching area of the mold; and performing anticorrosive treatment on the surface of the mold.