| 摘要 |
<p>The invention relates to a method for coloring plastics. To this end, used plastics are firstly collected before being subsequently sorted. The collected and sorted plastics are ground, and coloring pigments existing in the ground plastics are determined. The target color of the plastic that is to be newly produced is predetermined, and the used ground plastics are mixed in quantities that provide the new plastic with the desired target color.</p> |
