Patent ID: 8664306

Claim:
A curable liquid medium comprising: (a) from 1 to 90 wt % of an alkyd-based resin; and, (b) from 0.0001 to 0.1 wt % of a siccative, wherein the siccative is an iron or manganese complex of a tetradentate, pentadentate or hexadentate nitrogen donor ligand, wherein the ligand is: wherein each R20 is selected from: a C 1 -C 8 alkyl, and —CY 2 —R22, in which Y is independently selected from H, CH 3 , C 2 H 5 , C 3 H 7 and R22 is independently selected from the group selected from pyridinyl, pyrazinyl, pyrazolyl, pyrrolyl, imidazolyl, benzimidazolyl, pyrimidinyl, triazolyl and thiazolyl; and (c) wherein at least one of R20 is a —CY 2 —R22.