Absorbent Polymer Composition with Hazard Indicator
AssigneeNCH Corporation
InventorsRobert C. Pearce, III, Katrell Deon Copeland, Alisha D. Farrington, Ecaterina Henderson
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Abstract
An granular composition for absorbing liquids, the composition comprising perlite, super-absorbent polymer, a pH-indicating dye, and a minor amount of water. According to one preferred embodiment of the invention, the subject composition comprises about 80 weight percent perlite, about 5 weight percent SAP, about 0.0125 weight percent pH indicating dye (most preferably phenolphthalein), and from about 7 to about 9 weight percent water in the final product.
Claims11
An absorbent granular composition comprising perlite as the primary material and the primary absorbent material by weight percentage, superabsorbent polymer, a pH-indicating dye, and water.
Dependencies are inferred from the claim text.