C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
C11D 3/36 (2006.01) C11D 3/39 (2006.01) C11D 3/48 (2006.01)
Patent
CA 2221984
The invention relates to a composition suitable for cleaning disinfection and bleaching comprising an acidic aqueous solution of hydrogen peroxide, a surfactant, and a phosphonic acid based complexing agent selected from biodegradable 1- aminoalkane- 1,1-diphosphonic acids, or salts thereof, of the formula: (See Formula I) wherein R1 is selected from hydrogen, C1-C4 alkyl and phenyl; R2 and R3, independently from each other, are selected from hydrogen, C1-C22 alkyl, C5-C6 cycloalkyl, phenyl, C7- C18 alkylphenyl, C7-C18 phenylalkyl, a C1-C10 alkanol radical, a carboxy alkyl radical having up to 10 carbon atoms, wherein R2 and R3 together with the nitrogen atom can form a piperidino, pyrrolidino or a morpholino group; and X1 to X4, independently from each other, are selected from hydrogen, alkali metal and ammonium. The invention also relates to use of such a composition for disinfection, bleaching, removal of stains from textiles, or removal of lime deposits.
Jadesjo Gunilla
Jonsson Gunnil
Eka Chemicals Ab
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
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