미국
Patent AT-E400641-T1: [Translated] DETERGENT COMPOSITIONS
A cleaning tablet which has a plurality of discrete regions with differing compositions, characterised in that at least one first region of the tablet comprises at least 50 wt% (based on the weight of said region) of non-soap anionic surfactants;from 1 to 20 wt% (based on the weight of said region) of structurant materials; and from 1 to 30 wt% (based on the weight of said region) of diluent materials.