A - Human Necessities – 61 – L
Patent
A - Human Necessities
61
L
A61L 9/16 (2006.01) A45D 2/46 (2006.01) A61K 8/02 (2006.01) A61K 8/46 (2006.01) A61Q 5/04 (2006.01) A61Q 15/00 (2006.01) B01D 61/00 (2006.01) C07C 319/28 (2006.01)
Patent
CA 2122211
Deodorization process to eliminate malodorous compounds present in or formed from a liquid formulation containing at least one compound carrying a thiol functional group of formula HS~A~Y~B (I) in which: (1) the liquid formulation is placed in contact with an inert membrane permeable to malodorous compounds and impermeable to compounds of formula (I); and (2) the malodorous compounds that have crossed the membrane are placed in contact with at least one chemical substance reacting with the said malodorous compounds and/or with at least one physical adsorption substance with a large specific surface fixing the said malodorous compounds.
Procédé de désodorisation pour éliminer les composés malodorants présents dans ou formés à partir d'une formulation liquide contenant au moins un composé porteur d'un groupe fonctionnel thiol de formule: HS~A~Y~B (I) dans lequel: 1) on met en contact la formulation liquide avec une membrane inerte, perméable aux composés malodorants et imperméable au(x) composé(s) de formule (I); et 2) on met les composés malodorants ayant traversé la membrane es contact avec au moins une substance chimique réagissant avec lesdits composés malodorants et/ou avec au moins une substance d'adsorption physique à une grande surface spécifique fixant lesdit composés malodorants.
L'oreal
Robic
LandOfFree
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