Graft copolymers of monosaccharides, oligosaccharides,...

C - Chemistry – Metallurgy – 08 – L

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400/1337, 134/3.

C08L 51/02 (2006.01) C08F 251/00 (2006.01) C11D 3/22 (2006.01) C11D 3/37 (2006.01)

Patent

CA 2034943

- 58 - O.Z. 0050/41368 Abstract of the Disclosure: Graft copolymers obtainable by free radical-initiated copolymerization of (A) a monomer mixture comprising (a) a monoethylenically unsaturated C4- to C8- dicarboxylic acid, or an anhydride, alkali metal salt or ammonium salt thereof, (b) a monoethylenically unsaturated C3- to C10- carboxylic acid, or an alkali metal salt or ammonium salt thereof, (c) if desired another monoethylenically un- saturated monomer which can be copolymerized with monomers (a) and (b), and (d) a monomer containing two or more ethylenically unsaturated, non-conjugated double bonds in the molecule, in the presence of (B) a monosaccharide, oligosaccharide, polysaccharide, oxidatively, hydrolytically or enzymatically degra- ded polysaccharide, oxidized, hydrolytically or enzymatically degraded polyssccharide, or chemically modified monosaccharide, oligosaccharide or poly- saccharide, in the weight ratio (A):(B) of (95 to 20):(5 to 80), a process for the preparation of the graft copolymers, and detergents and cleaners containing the graft copolymers in amounts of from 0.1 to 20% by weight, are described.

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