C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 233/17 (2006.01) C07C 231/02 (2006.01) C11D 1/52 (2006.01)
Patent
CA 2092182
An improved process for manufacturing a linear glucamide reacting an N-alkylglucamine,eg., N- methylglucamine, a fatty ester, e.g., coconut methyl ester and a catalyst selected from trilithium phosphate,trisodium phosphate, tripotassium phosphate,tetrasodium pyrophosphate,tetrapotassium phosphate, pentasodium tripoloyphoshate, pentapotassium tripolyphosphate,lithium hydroxide, sodium hydroxide, potassium hydroxide, calcium hydroxide, lithium carbonate, sodium carbonate, potassium carbonate, disodium tartrate, sodium potassium tartrate,trisodium trisodium citrate, tripotassium citrate, sodium basic silicates, potassium basic silicates, sodium basic aluminosilicates, potassium basic aluminosilicates and mixtures thereof.
Amélioration d'un procédé de fabrication d'un glucamide linéaire en faisant réagir un N-alkylglucamine, par exemple un N-méthylglucamine, un ester d'acides gras, p. ex. un ester méthylique de l'huile de coprah et un catalyseur choisi parmi les produits suivants : phosphate de trilithium, phosphate trisodique, phosphate tripotassique, pyrophosphate tétrasodique, phosphate tétrapotassique, tripolyphosphate pentasodique, tripolyphosphate pentapotassique, l'hydroxyde de lithium, l'hydroxyde de sodium, l'hydroxyde de potassium, l'hydroxyde de calcium, carbonate de lithium, carbonate de sodium, carbonate de potassium, tartrate neutre de sodium, tartrate double de sodium et de potassium, citrate trisodique , citrate tripotassique, silicates basiques de sodium, silicates basiques de potassium, aluminosilicates basiques de sodium, aluminosilicates basiques de potassium et des mélanges de ces produits.
Connor Daniel Stedman
Kao Ju-Nan
Scheibel Jeffrey John
Kirby Eades Gale Baker
The Procter & Gamble Company
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