|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||B60N-002/427 B29C-044/18 B60N-002/70 B29K-105/04 B29K-101/12 B29L-031/30 B29L-031/00|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 0 인용 특허 : 56|
An in-situ molded foam core structural plastic article having an outer shell with an interior cavity filled with expandable polymer beads which when expanded substantially fill the interior cavity forming a thermal bond with the shell. The bead and shell are of a similar plastic composition enabling the articles to be reground and recycled. Various articles are disclosed including structural panels, and automotive seat, load floor, interior panel, bumper and running board components. An apparatus for forming the articles and an associated method of manuf...
1. A vehicle seating system having a plastic structural article comprising: an elongated tubular plastic shell formed with thermoplastic polymer having opposed end sections, a middle section therebetween and a hollow interior cavity; anda foam core comprising steam expandable thermoplastic polymer beads which when expanded substantially fills the interior cavity and is thermally bonded to the shell;wherein the thermoplastic polymer forming the plastic shell and the expandable thermoplastic polymer beads are both selected from one of the group of: polypro...