C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
134/3.3
C11D 3/37 (2006.01) C11D 3/33 (2006.01)
Patent
CA 1248838
Abstract of the Disclosure: Pulverulent and/or granular additives for pulverulent detergents and cleaning agents, consisting of a) from 80 to 20 % by weight of one or more copoly- mers comprising from 40 to 90 % by weight of (meth)- acrylic acid and from 60 to 10 % by weight of maleic acid and/or one or more copolymers compris- ing from 10 to 45 % by weight of (meth)acrylic acid, from 10 to 45 % by weight of maleic acid and from 10 to 60 % by weight of one or more hydroxyalkyl (meth)acrylates where hydroxyalkyl is of 2 to 6 carbon atoms, if appropriate in the form of a partially or completely neutralized water-soluble salt, b) from 20 to 80 % by weight of nitrilotriacetic acid or its mono-, di- or trisodium Or mono-, di- or tripotassium salt and c) from 0 to 20 % by weight of one or more additives conventionally used for detergent and cleaning agent formulations, the use of these pulverulent and/or granular mixtures as additives for pulveru- lent and/or granular detergents and cleaning agents, and processes for the preparation of the said additives. 14
500898
Denzinger Walter
Hartmann Heinrich
Hettche Albert
Raubenheimer Hans-Juergen
Schneider Rolf
Basf Aktiengesellschaft
Borden Ladner Gervais Llp
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