| 摘要 |
<p>This invention relates to a process for drying melamine wet cake to produce a dry melamine powder showing improved bulk properties, the drying being effected with a contact dryer. In paticular the invention relates to a process for drying melamine wet cake that contains predominantly melamine crystals that have crystallized from a melamine solution in a crystallizer, the drying being effected with a contact dryer. The invention also relates to the drying of a melamine wet cake whose percentage of fines having a diameter of < 21 νm is less than 30 wt.%, the drying being effected with a contact dryer.</p> |
