COMPOSITE MEMBER HAVING NOISE PREVENTING CAPACITY AND IMPACT ABSORBING CAPACITY

摘要

PROBLEM TO BE SOLVED: To obtain a composite member having lightweight properties, a noise preventing capacity and an impact absorbing capacity.;SOLUTION: In an impact absorbing material having a noise preventing capacity used in a car or the like, a fiber material with a thickness of 5-30 mm is installed on a plate-shaped honeycomb foamed molded body with a density of 0.03 g/ml (30 ml/g)-below 0.2 g/ml (5 ml/g) having one closed surface and another opened surface so as to be compounded with the opened surface of the molded body.;COPYRIGHT: (C)2004,JPO&NCIPI