Patent ID: 9683204
Date: 2017-06-20
CPC Classifications: C11D

Claim:
1. Visually contrasting aesthetic particles, each particle comprising a mixture of: about 60 wt % to about 70 wt % sodium oleate; about 10 wt % to about 20 wt % sodium montmorillonite clay; about 10 wt % to about 20 wt % calcium montmorillonite clay, wherein the particles leave less than 5% by weight residue when subjected to a dissolution test, the dissolution test comprising: (i) adding 3.5 g of laundry detergent immediately followed by 1 g of aesthetic particles to a vessel containing 1000 ml medium hardness water at a temperature of 15° C. while stirring at 200 rpm, (ii) after the aesthetic particles completely dissolve or 15 minutes of stirring, which ever is first, pouring the wash liquid and any undissolved material onto a 150 μm sieve and rinsing with de-ionized water, (iii) transferring the liquid and any undissolved material to a Buchner funnel and filtering through a dried and pre-weighed Whatman Type 4 filter paper, and (iv) drying the filter paper at 105° C. and weighing to determine the weight percent of residue.