Patent ID: 6375777
Filing Date: 2002-04-23
Classification: B32B,Y10T

Abstract:
A process for the continuous production of a thermosetting laminate made of a number of continuous paper webs impregnated with a thermosetting resin and then dried, said process comprising continuously feeding the dry webs into a continuous double belt press laminating the webs together in the press at an increased temperature and an increased pressure, wherein the continuous paper webs are divided into at least two groups each consisting of at least two sheets of which at least one is impregnated with a thermosetting resin, whereby a first structure foil web is placed between the upper press belt and the first group of paper webs and a second structure foil web is placed between the lower press belt and the second group of paper webs with its surface structure turned towards respective paper webs, the first and the second group of paper webs each comprises at least one decor paper web, the decor paper web of the first group being turned with the decor towards the first structure foil web, the decor paper web of the second group being turned with the decor towards the second structure foil web, one or more separation webs or separation sheets being placed between the first group and the second group which separation webs and separation sheets respectively are used for separating the groups of paper webs from each other after a finished pressing whereby the two laminates formed at the same time are provided with surface structure at the pressing.