C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
C11D 3/22 (2006.01)
Patent
CA 2515555
The present invention relates to compositions comprising (A) a complex of cyclodextrin and at least one laundry treatment active wherein the complex is prepared by the steps of: (a) combining cyclodextrin and at least one laundry treatment active wherein the cyclodextrin and the laundry treatment active is dissolved, dispersed, suspended, or emulsified in at least one solvent; and (b) removing at least partially the solvent; (B) further comprising at least one laundry adjunct material selected from the group consisting of surfactants; stabilizers; builders; perfumes; enzymes; chelating agents; suds suppressors; colours; opacifiers; anti-oxidants; bactericides; neutralizing agents; buffering agents; phase regulants, dye-transfer inhibitors, hydrotropes, thickeners and mixtures thereof. The present invention is further directed to the process of preparing such compositions and to methods of treating substrates with such compositions.
L'invention concerne des compositions qui comprennent (A) un complexe contenant de la cyclodextrine et au moins un élément de traitement actif de linge, ledit complexe étant préparé selon les étapes qui consistent: (a) à combiner de la cyclodextrine et au moins un élément de traitement actif de linge, la cyclodextrine et au moins l'élément de traitement actif de linge étant dissous, dispersés, mis en suspension, ou émulsionnés dans au moins un solvant; et (b) à éliminer au moins partiellement le solvant; (B) et en outre au moins un additif pour le linge sélectionné dans le groupe comprenant: tensioactifs; stabilisants; adjuvants; parfums; enzymes; agents chélateurs; suppresseurs de savon; couleurs; opacifiants; antioxydants; bactéricides; agents de neutralisation; agents tampon; régulateurs de phase, inhibiteurs de transfert de couleurs, hydrotropes, épaississants et mélanges de ceux-ci. L'invention concerne en outre le procédé de préparation desdites compositions ainsi que des procédés de traitement de substrats au moyen desdites compositions.
Bettiol Jean-Luc Phillipe
Brooker Alan Thomas
Canceil Sylvestre
Graydon Andrew Russell
Lapham Paul
Kirby Eades Gale Baker
The Procter & Gamble Company
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