| 摘要 |
Encapsulated bleaching particles containing 1 to 30 % wt. of covering, which contains alginate, wherein at least 10 % wt. of alginate is branched with ions of alkaline earths metals, 99 to 70 % wt. of material of the core selected from the group consisting of peroxybleaching substance, bleaching catalyst and peroxide precursor of the bleach. Disclosed is also production method of the encapsulated particles consisting in atomisation of aqueous suspension, jellying the obtained drops and their drying to make dry free bulk particles. |
