| abstract |
Polyesters, which are composed of structural units 1 to 3 or respectively 1 to 4 ** (See formulas) ** in which R1 represents, independently of one another, H or an n- or iso-C1-alkyl group -C18, preferably methyl, R2 represents a linear or branched C1-C30 alkyl group, or represents a linear or branched C2-C30 alkenyl group, a cycloalkyl group with 5 to 9 carbon atoms, an aryl group of C6-C30 or a C6-C50 arylalkyl group, myo independently represent one another from 1 to 200, n represents a number from 1 to 5, x, and yz independently represent each other, numbers from 1 to 50 , with the proviso that they must be x + y> = 2 yz> 0, ... |