C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 226/06 (2006.01) C08F 279/02 (2006.01) C08F 283/01 (2006.01) C08F 283/12 (2006.01) C08F 290/04 (2006.01) C08F 290/06 (2006.01) C08F 291/00 (2006.01) C11D 3/00 (2006.01) C11D 3/37 (2006.01)
Patent
CA 2151395
Copolymerisates obtainable by radically initiated copolymerisation of mixtures of (a) 20 to 95 % 1-vinyl pyrrolidone, 1-vinyl imidazoles as well as mixtures of 1-vinyl pyrrolidone and/or 1- vinyl imidazoles which can contain up to 20 % by weight of other monoethylenically unsaturated monomers, and (b) 5 to 80 % by weight of water insoluble polymers which contain at least one ethylenically unsaturated double bond and/or one mercapto group in the molecule, processes for producing the copolymerisates by copolymerising compounds of groups (a) and (b) in the quantities indicated in water, alcohols, esters or ketones in the presence of radical-forming initiators, and the use of copolymerisates thus obtainable and of copolymerisates of -20 to 95 % by weight 1-vinyl pyrrolidone or mixtures of 1-vinyl pyrrolidone with up to 20 % by weight other monoethylenically unsaturated monomers, and -10 to 80 % by weight styrene as an additive for detergents to inhibit colour transfer during the wash, and detergents containing the copolymerisates mentioned.
Detering Juergen
Schade Christian
Trieselt Wolfgang
Basf Aktiengesellschaft
Borden Ladner Gervais Llp
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