, the improved door panel is indicated generally at A and has an inner ribbed skin or wall of steel or metal and an outer PVC (polyvinyl chloride) skin or wall having a plane surface The inner skin has male and female contoured edge portions and extending along its edges and completely across the
May , The laminated barrier panel of claim , comprising additional ballistic layers of bullet resistant composite material immediately outwardly adjacent each foam from General Plastics AirLite CK, ET, C or Airex R, R, KAPEX C series PVC, polyurethane and polyetherimide foam from Baltek Corp.
Jun , In the limit, the point of diminishing returns was reached wherein calendering a thicker or heavier PVC liner sheet was no longer cost effective Another common technique employed in the prior art for producing stronger polymeric or plastic wall sheets involved bonding materials together in a lamination.
The PVC sheets are bonded to the facing sheet by thin layers of pressure sensitive adhesive material which is adhesive on both sides However, it is to be understood that additional layers can be laminated to these plastic layers by techniques to be described hereafter Panels of this A preferred wood is Douglas fir.
Mar , The PP board and said SRPP sheets are bonded in simultaneously and resulting product is laminated The PP board is thermally bonded with ) Kayserberg Plastics also provides polypropylene based sheets for many applications including shuttering and permanent formwork Akylux sheets made by
Jan , Floor panels are shown, which are provided with a vertical folding locking system on short edges that only locks vertically and a mechanical locking one or more upper layers of veneer, decorative laminate or decorative plastic material, an intermediate core of wood fibre based material or plastic material