Method for denaturing road salt and denatured road salt

C - Chemistry – Metallurgy – 09 – K

Patent

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Details

C09K 3/00 (2006.01) C07C 237/04 (2006.01) C07D 275/06 (2006.01) C09K 3/18 (2006.01)

Patent

CA 2140858

The invention relates to a method for denaturing road salt by adding an aversive agent, such as benzyldiethyl-(2,6-xylyl- carbamoyl-methyl)ammonium benzoate, i.e. denatonium benzoate, or N,N,N,N- benzyldiethyl-(2,6-xylylcarbamoyl-methyl)am- monium saccharine, i.e. denatonium saccharine, or brucine, or a derivative of these, to the road salt either before applying the road salt or afterwards on the road salt by atomizing or spraying.

L'invention concerne un procédé pour dénaturer le sel destiné à l'épandage sur les routes par l'addition d'un agent répulsif tel que le benzyldiéthyl-(2,6-xylylecarbamoyl-méthyl)ammonium benzoate (c'est-à-dire le dénatonium benzoate) ou la N,N,N,N-benzyldiéthyl-(2,6-xylylcarbamoyl-méthyl)ammonium saccharine (c'est-à-dire la dénatonium saccharine) ou la brucine ou un dérivé de ceux-ci, à du sel, soit avant d'appliquer le sel sur la route, soit après, par atomisation ou par aspersion

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