C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
C11D 3/20 (2006.01) C11D 1/72 (2006.01) C11D 1/722 (2006.01) C11D 1/74 (2006.01) C11D 1/825 (2006.01) C11D 3/37 (2006.01)
Patent
CA 2236209
The present invention concerns an additive for a cleaning formulation, a cleaning formulation comprising this additive, and a process for cleaning bottles, in particular returnable PET bottles using such, wherein the additive for the bottle washing formulation for PET bottles, comprises: a polyacrylate; a polyhydroxy carboxylic acid of the general formula HOCH2- (CHOH)n-CO2H, wherein n a 2-8, and/or soluble salts thereof; and/or a wetting agent of the general formula R1 - (OC2H4)n - (OC3H8)m - OR2.
La présente invention concerne un additif destiné à une formulation de nettoyage, une formulation de nettoyage comprenant cet additif, ainsi qu'un procédé de nettoyage de bouteilles, notamment de bouteilles en PET consignées, dans lequel on utilise cette formulation. L'invention est caractérisée en ce que l'additif destiné à cette formulation de nettoyage de bouteilles, notamment de bouteilles en PET, comprend: un polyacrylate, un acide polyhydroxycarboxylique de la formule générale HOCH2-(CHOH)n-CO2H, dans laquelle n = 2-8, et/ou des sels solubles de cet acide, et/ou un agent de mouillage de la formule générale R1 - (OC2H4)n - (OC3H8)m - OR2.
Offiler Michael Thomas
Verbiest Willem P.
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
Johnsondiversey Inc.
Plc Unilever
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