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公开(公告)号:US08557884B2
公开(公告)日:2013-10-15
申请号:US11584688
申请日:2006-10-20
IPC分类号: C09J9/00
CPC分类号: B29C44/352 , B29C44/505
摘要: This invention relates to foam insulating products, particularly extruded polystyrene foam, with increasing the cell orientation and reducing cell anisotropic ratio, as well as the process method for making the products thereof for improving the insulating properties and for reducing the manufacturing cost of the foam products. Alternatively, foam insulating products having increased cell compressive strength may be made by decreasing the cell orientation and increasing the cell anisotropic ratio.