VEHICLE SEAT CORE MATERIAL, DIE FOR MOLDING VEHICLE SEAT CORE MATERIAL, AND METHOD FOR MANUFACTURING VEHICLE SEAT CORE MATERIAL

摘要

It is an object of the present invention to provide a vehicle seat core material which allows a surface cover of a vehicle seat to be coupled thereto in a way that makes the surface cover easily attached and less likely to become detached and allows for production by a simple mold structure. A vehicle seat core material (2) of the present invention has formed therein a hollow space (7) provided in a surface of an in-mold foamed molded product (3) which constitutes the vehicle seat core material (2), and includes, in the hollow space (7), an insert material exposed portion (8) and a protrusion (9) protruding toward the insert material exposed portion (8), and a gap (D) is provided between the insert material exposed portion (8) and the protrusion (9).