Patent ID: 6844375

Claim:
A 4-methylene-1,3-dioxolane compound of the general formula (I): wherein R1 denotes hydrogen, C 5 -C 6 -cycloalkyl or C 1 -C 4 -alkyl; m and n, which may be the same or different, denote 0 or 1, wherein m≦n, o denotes 2, 3 or 4 depending on the valency of the group X; and X denotes a straight-chain when said m denotes 1, or branched C 1 -C 18 -alkylene, C 5 -C 6 -cycloalkylene, C 8 -C 18 -arylalkylene, —CH 2 (OCH 2 CH 2 ) p OCH 2 —, —CH 2 (OCH(CH 3 )CH 2 ) p OCH 2 —, wherein p is an integer from 0 to 100, or a group selected from wherein q≦(6-o), r≦(8-o), R2 denotes H or a C 1 -C 4 -alkyl group and A denote a single bond or denotes —C(CH 3 )2—, —C(CF 3 )2—, —CH 2 —, —SO 2 — or —(C═O)—, and wherein the 2-position of the 1,3-dioxolane ring is not linked directly to an aromatic group.