Process for sheet lamination

Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor

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Details

156216, 156223, 5448, B32B 304, A47C 2700

Patent

active

047847123

ABSTRACT:
Process for forming and securing a polymeric sheet onto a planer board, process for making a lap desk, a die apparatus used in the process, and the laminated board product. The process includes the steps of gluing an oversize sheet onto the board and drawing the board through a heated die to bend the edges of the sheet onto the periphery of the board. The lap desk is formed by gluing a bag to the periphery of the board, filling the bag with stuffing, and drawing the sheet, board and stuffed bag through the die to laminate the sheet to the board. The die apparatus includes a frame to hold the assembly as it is drawn through the die, and a press for pushing the assembly through the die.

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patent: 4537646 (1985-08-01), Hoyle

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