C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
C11D 3/39 (2006.01) C11D 11/00 (2006.01)
Patent
CA 2472183
The invention provides a process for removing fatty soil from a hard surface, the process comprising the steps, in sequence, of: (a) treating the hard surface with a liquid cleaning composition comprising a radical scavenging antioxidant and hydrogen peroxide; (b) allowing the fatty soil to deposit; and (c) cleaning the surface to remove the fatty soil. Preferably natural antioxidants are used in the process. The invention also provides liquid hard surface cleaning compositions comprising a natural radical scavenging antioxidant, hydrogen peroxide and preferably a surfactant.
La présente invention concerne un procédé pour éliminer des substances grasses d'une surface rigide, le procédé comprenant les étapes successives suivantes: (a) traitement de la surface rigide avec une composition de nettoyage liquide comprenant un antioxydant de captage de radicaux et du peroxyde d'hydrogène; (b) dépôt des substances grasses; nettoyage de la surface pour éliminer les substances grasses. De préférence, les antioxydants utilisés dans le cadre du procédé sont des antioxydants naturels. L'invention a également pour objet des compositions liquides de nettoyage de surfaces rigides comprenant un antioxydant naturel de captage de radicaux, du peroxyde d'hydrogène et de préférence un tensioactif.
Ashcroft Alexander Thomas
Schiavina Annalisa
Van Den Bergh Carlo Johannes
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Plc Unilever
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