| 摘要 |
<p>The present invention relates to a process for producing a powder from a packaged tablet, the package comprising plastic materials, whereby the process is characterised in that it comprises a first step of submitting the packaged tablet to mechanical degradation with first mechanical degradation means, a second step of sifting with first sifting means to obtain an intermediate material, a third step of submitting the intermediate material to mechanical degradation with second mechanical degradation means, and a fourth step of sifting with second sifting means to obtain the powder, whereby the powder obtained comprises less than 0.05 % per weight of plastic material.</p> |
