RESEARCH PAPEREffects of PEG 3350 and PEG 8000 Molar Ratio in Polyurethane for Underwater Acoustic Attenuation PerformanceDong Ki Lee* and Sung Yeol Kim**†Elastomers Compos. 2026;61(2):35-41 · https://doi.org/10.7473/EC.2026.61.2.35 DetailPDF PDF