| abstract |
The present invention provides a compound capable of imparting sufficient water repellency to the surface of an article and having a low environmental load, a production method thereof, and a water repellent composition. SOLUTION: An oligomer (A) having a hydroxyl group or an amino group obtained by polymerizing a monomer mixture containing the following monomer (a) in the presence of the following compound (x), and two isocyanate groups. A compound obtained by reacting the compound (B) having the above; a water repellent composition containing the compound. Compound (x): A thiol compound having a hydroxyl group or an amino group. Monomer (a): (meth) acrylate having no polyfluoroalkyl group and having an alkyl group having 20 to 30 carbon atoms. [Selection figure] None |