Patent ID: 9452306
Filing Date: 2016-09-27
CPC Classification: A62D,B09C,C08K,C09D,C11D

Claim Text:
1. A composition for heavy metal remediation, said composition comprising: a) a phosphate compound, selected from the group consisting of tricalcium phosphate, hydroxyapatite, dicalcium phosphate, dicalcium phosphate dihydrate and combinations thereof, wherein said phosphate compound is maintained at a diameter of less than or equal to 0.006 inches in said composition; b) at least one surfactant; c) a primary thixotrope selected from a hydrophobically-modified hydroxyethylcellulose at a concentration of from 0.2 wt % to 0.9 wt % of the composition; d) a chloride source; and e) water.