Patent ID: 7511107

Claim:
An ethylene terpolymer wax comprising from 40 to 95% by weight of units derived from ethylene, from 0.1 to 40% by weight of units derived from at least one anhydride of a C 4 -C 10 -dicarboxylic acid having at least one ethylenic Câ€”C double bond, and from 0.1 to 40% by weight of units derived from at least one ester of the formula I where R 1 is selected from hydrogen, C 1 -C 10 -alkyl, C 3 -C 12 -cycloalkyl or C 6 -C 14 -aryl and R 2 is selected from C 1 -C 10 -alkyl, C 3 -C 12 -cycloalkyl or C 6 -C 14 -aryl, having a molecular weight M w of up to 20000 g/mol.