Patent ID: 6380130
Filing Date: 2002-04-30
Classification: A62D,B01J

Abstract:
A product capable of transforming a toxic, corrosive or environmentally harmful liquid product into a non-aggressive or harmless solid residue, comprising:at least one amphoteric selected from the group consisting of L-histidylhistidine and arginylarginine, having at least two pK values, pK1 being a pK of the amphoteric when it is basic, pK2 being a pK of the amphoteric when it is acidic, said amphoteric being selected in such a way that: the pH of the residue obtained is within the range of from 5 to 10, the lowest of the pK2 values of the amphoteric is within the range of from 5 to 10, and the highest pK1 values of the amphoteric is within the range of from 5 to 10, and the highest of the pK1 values of the amphoteric is lower than the lowest at the pK2 value, at least one oil-soluble absorbent and at least one water-soluble absorbent.