| 摘要 |
The invention provides a tablet of compacted particulate cleaning composition containing at least one cleaning ingredient which is selected from the group consisting of organic surfactants, water softening agents and bleaches, wherein a water-swellable, water-insoluble disintegration-promoting material is present at a greater concentration in at least one zone adjacent a tablet surface than in an interior zone which is more remote from any surface of the tablet. A method of producing the tablet is also provided. The tablets exhibit an advantageous balance of strength and good disintegration properties. |
