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.
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