Paint Roller Cover for Multicolor Paint, How to Apply Multicolor Paint Evenly and How to Quantify Uniformity of Paint Application

摘要

A paint roller cover for applying multicolor paint is described. The paint roller comprises a foam having surface grooves, and the foam has an average cell size of 0.3 to 5 mm. The grooves have a depth of 1 to 15 mm. A method for characterizing the uniformity of paint applied to a surface is also described. Also described is a method for uniformly applying a multicolor paint.