| 摘要 |
<p>The invention relates to bleaching agent particles, comprising a core made of sodium percarbonate, an inner enveloping layer containing at least 50 wt % of sodium sulfate in the form of thenardite or burkeite and an outer enveloping layer, containing a water-soluble binder and a perhydrolyzable N-acyl compound or O-acyl compound as the bleach activator, wherein said particles are storage-stable, suitable for silo storage and can be safely transported and handled even in a hot and humid climate.</p> |
