D - Textiles – Paper – 06 – L
Patent
D - Textiles, Paper
06
L
D06L 3/02 (2006.01) C11D 3/39 (2006.01) C11D 3/50 (2006.01)
Patent
CA 2215669
There is provided a perfumed bleaching composition containing: (a) a hydrophobic bleaching system selected from (i) a perhydrate in amount of from 0.1 % to 60 % by weight and combined with a hydrophobic peroxyacid bleach precursor in amount of from 0.1 % to 60 % by weight, (ii) a preformed hydrophobic peroxyacid in amount of from 0.1 % to 60 % by weight, and (iii) mixtures of (i) and (ii), wherein a hydrophobic peroxyacid bleach precursor is defined as a compound which produce under perhydrolysis a hydrophobic peroxyacid whose parent carboxylic acid has a critical micelle concentration less than 0.5 moles/litre, and wherein a hydrophobic preformed peroxyacid is defined as a compound whose parent carboxylic acid has a critical micelle concentration less than 0.5 moles/litre, and (b) a perfume composition in amount from 0.05 % to 2 % by weight which comprises one or more aroma chemicals selected from: tertiary alcohols, nitriles, lactones, ketones, acetals, ethers, schiff bases, esters and mixtures thereof, wherein the total sum of the weight of said aroma chemicals in the perfume is at least 40 % by weight of the perfume.
L'invention concerne une composition de blanchiment parfumée contenant: (a) un système de blanchiment hydrophobe choisi parmi (i) un perhydrate, à raison de 0,1 - 60 % en poids, combiné à un précurseur de blanchiment hydrophobe du type peroxyacide, à raison de 0,1 - 60 % en poids, (ii) un peroxyacide hydrophobe préformé, à raison de 0,1 - 60 % en poids, et (iii) des mélanges de (i) et de (ii), où un "précurseur de blanchiment hydrophobe du type peroxyacide" est un composé qui fournit par perhydrolyse un peroxyacide hydrophobe dont l'acide carboxylique père a une concentration micellaire critique inférieure à 0,5 moles/litre, et un "peroxyacide hydrophobe préformé" est un composé dont l'acide carboxylique père a une concentration micellaire critique inférieure à 0,5 moles/litre, et (b) une composition de parfum à raison de 0,05 % - 2 % en poids comprenant un ou plusieurs arômes chimiques choisis parmi les alcools tertiaires, les nitriles, les lactones, les cétones, les acétals, les éthers, les bases de Schiff, les esters et leurs mélanges, le total en poids des arômes chimiques correspondant au moins à 40 % en poids de la composition de parfum.
Green Michael
Mcritchie Allan Campbell
Kirby Eades Gale Baker
The Procter & Gamble Company
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