PAINTWORK COMPOSITION BASED ON AQUEOUS DISPERSION OF ALKYD RESIN Russian patent published in 2002 - IPC

FIELD: varnish-and-paint industry. SUBSTANCE: composition contains 1-5% of alkyd resin A prepared by polycondensation of semibodied or bodied oil, dicarboxylic acid anhydride, and polyethylene glycol with molecular weight 600-1500 at component ratio (30-50):(4-7):(43-65), respectively, characterized by acid number 2-15 mg KOH/g; 20-35% of alkyd resin B prepared by polycondensation of semibodied or bodied vegetable oil, or tall oil fatty acids, pentaerythritol, dicarboxylic acid anhydride, and polyethylene glycol with molecular weight 2000-6000 at component ratio (45-65):(16-25):(19-27): (2.5-9), respectively, characterized by acid number 10-40 mg KOH/g; 0.6-24% of siccative; 24-33% of pigments; and water, the balance. EFFECT: improved aggregation stability and frost resistance. 3 tbl, 8 ex