Provided is a core member used for a laminate including the core member and polyurethane foam laminated on the core member, and the core member improves dimensional stability during production of the laminate and is easily separated from the polyurethane f...

A duct (1) of a foamed blow-molded article that is constituted of a polyolefin-based resin with a bending elastic modulus of 800-1,300 MPa, that has an average apparent density (D) of 0.1 to 0.4 g/cmand an average thickness (T) [cm] providing D×Tof 0.005 ...

A specific relationship must be satisfied in case of: (a) a structural unit containing 100 to 85 mole % derived from propylene and 0 to 15 mole % derived from ethylene and/or alpha-olefin having 4 to 20 carbons; (b) the content of position irregularity uni...

A bumper structure useful for attachment to a front of a vehicle, including an elongated bumper beam (2) having a front face (21) provided with at least one rearwardly depressed portion (4) extending lengthwise of the bumper beam, a compressable energy abs...

An elongated bumper core of a polyolefin-based resin-containing foam having a density of 0.045-0.2 g/cm 3 and showing a compressive load of F 20 at 20 % strain, a compressive load of F 40 at 40 % strain and a compressive load of F 60 at 60 % strain when co...