| 摘要 |
PURPOSE: A sound absorber and a headlining surface material for a vehicle using the same are provided to improve sound absorption efficiency by replacing a polyurethane foam layer with a meltblown non-woven fabric layer. CONSTITUTION: A sound absorber comprises a meltblown non-woven fabric layer(20). A sheath layer is comprised of one selected from a group containing of a second sheath-core type fiber which is a second polyethylene terephthalate with a lower melting point than a first polyethylene terephthalate. |
