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In this study, damping coatings were used to dissipate low‐ and medium‐frequency (200–1600 Hz) traffic noise. A waterborne polyurethane/polyacrylate (WPUA) emulsion with superior damping and mechanical properties was prepared by blending polyurethane with commercial waterborne polyacrylate (SETAQUA 6754). The emulsion was combined with sound‐absorbing polyester fibers (PFs) to develop a PF/WPUA damping...