| 摘要 |
<p>PURPOSE: A producing method of a plastic molded body is provided to produce a molding body by heating and compressing after mixing various additional materials such as a waste paper, a synthetic resin and so on at a proper rate. CONSTITUTION: 40 to 80 wt % of the crushed waste paper of which an average size is 2 to 8mm x 0.3 to 1.5mm, containing waste bills is mixed with 20 to 60 wt % of a synthetic resin. Then, the mixed material is melted-mixed, extruded and molded in a reaction tub in a state of raising a temperature 150 to 250 deg.C in order to produce a plastic molded body. Thereby, the recycling of the waste bills is improved.</p> |
