| abstract |
A coating composition comprising: (a) a copolymer obtained by vinyl polymerisation of: i) at least one ethylenically unsaturated monomer; and ii) at least one (alkyl)acrylate ester of formula A-Z-B wherein: Z is a saccharide group, A is a group of formula (I), wherein X can be absent or is a group OR' in which R' is a C1-8 alkylidene, phenylidene or benzylidene group, Y is an optional spacing group, R is H or C1-4 alkyl, and B is H or a C1-8 alkyl, phenyl or benzyl group; the groups A and B being substituted in any order on a primary hydroxyl position of the saccharide group and the glycosidic position of the saccharide group; (b) a cross-linker for the hydroxy groups of the saccharide group; and (c) a solvent or diluent. |