1, wood powder filled PP Related performance PP PP+ wood powder Tensile strength / MPa 29.2 27.9 Elongation/% 397 498 Simply supported beam notched impact strength 23 ° C / (KJ / m2) 4.33 6.31 Bending strength / MPa 56.3 60.6 2. Composite reinforced PP material PP (Yanshan Petrochemical 1300) 100 3. PP/EVA/CaCO3 toughening system Formulation composition (parts by mass) women Jeans Jeans women jeans GUANGDONG MERICAN INDUSTRIAL CO.,LTD , https://www.gdmerican.com
PP 92.5%
Wood powder (treated with 17.5% NaOH solution, 40~60μm) 7.5%
Glass fiber 25
Mica powder 15
Silane coupling agent 0.5~1
Related properties: tensile strength 86.8MPa; flexural strength 101.8MPa; flexural modulus 4.2×103MPa; notched impact strength 7.1KJ/ m2
PP