Patent ID: 6403002
Filing Date: 2002-06-11
Classification: B29B,B29C

Abstract:
Method for producing a shaped body, which method comprises the following steps:(1) applying a layer of pulverulent material to a surface, (2) patternwise applying at least one liquid to the layer of pulverulent material, forming a layer of patternwise bound-together pulverulent material, (3) repeating steps (1) and (2) a predefined number of times, so that a number of successive layers of patternwise bound-together powder, is formed, the successive layers of bound-together powder material together forming the shaped body, and (4) removing the unbound powder, characterized in that, the liquid comprises water and the pulverulent material comprises at least one component which forms a binder after contact with water in step (2), and in that drying is carried out after each execution of step (1) and/or (2) or after every two or more executions of step (1) and/or (2), and in that drying is carried out by placing a heated plate on or just above the layer of pulverulent material which was applied last immediately after step (1) and before step (2).