RHEOLOGY MODIFIER FOR SOLVENT-BASED COATINGS FOR COATINGS BASED ON SOLVENT

摘要

The present invention relates to a rheology modifier for solvent-based coatings which is a polyacrylic acid or poly (C1-4) -alkyl acrylic acid in which at least 30% of the -COOH groups have been converted to ester and / or amide groups rheology modifier. A preferred compound is an ester of polyacrylic acid wherein about 50% of the -COOH group is esterified with a C4-12-alcohol.