| 摘要 |
PURPOSE: A manufacturing method of unsaturated polyester based artificial stones is provided to express various color and texture of the artificial stones through simple processes. CONSTITUTION: A manufacturing method of unsaturated polyester based artificial stones comprises the following steps: making two different colored resin compounds(1a,1b) by inserting raw materials into 2 or more mixers(10a,10b); mixing the resin compounds made in the previous step; and shaping and solidifying the mixed resin compounds. The first step additionally includes the following step: additionally mixing the resin compounds for 3-30 seconds by adding a secondary coloring agent into the mixers. The secondary coloring agent has different color from a basis coloring agent contained in the resin compounds. |
