US 6,982,239 B2
Product capable of transforming a toxic, corrosive or environmentally harmful liquid product into a harmless or non-aggressive residue
Marie-Claude Meyer, 243 rue de Vaugirard, 75015 Paris (France); Laurence Mathieu, Courdimanche (France); and Joël Blomet, Valmondois (France)
Assigned to Marie-Claude Meyer, Paris (France)
Filed on Mar. 06, 2002, as Appl. No. 10/91,865.
Application 10/091865 is a division of application No. 09/421763, filed on Oct. 19, 1999, granted, now 6,380,130.
Claims priority of application No. 98 13070 (FR), filed on Oct. 19, 1998.
Prior Publication US 2002/0128361 A1, Sep. 12, 2002
This patent is subject to a terminal disclaimer.
Int. Cl. B01J 20/22 (2006.01)
U.S. Cl. 502—401 7 Claims
 
1. 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 couple of a first and a second amphoteric products wherein:
the couple of the first and the second amphoteric products are selected from the group consisting of: the couple sodium bicarbonate/trisodium edetate; and the couple glycine/sodium bicarbonate
at least one oil-soluble absorbent and;
at least one water-soluble absorbent;
the pH of the residue obtained being within the range of from 5 to 10.