... miscibility, moderate evaporation rate, good coalescing and coupling ability, PPH can provide excellent flow and leveling, luster, while helping prevent ... film-forming efficiency increase 1.5~2 fold and remarkably reduce the production cost, PPH is added 3.5~5% in ... 2.5~4.5% in vinyl acetate-acrylic ester emulsions, 2~4% in styrene - acrylic ester copolymer emulsions. 1-phenoxy-2-propanol (KL-PPH) ...