Multicolored interior trim components

A process for the preparation of interior trim components of motor vehicles from a component support (1) and at least two decorative layers (2a, 2b) two-dimensionally bonded thereto with a respectively defined surface and/or color profile of the decorative layers (2a, 2b), wherein

• in a first step, the respective visible sides (3a, 3b) of the respective decorative layers (2a, 2b) are heated to the respectively desired graining temperatures in the range of from 180 to 220° C., the back sides of the decorative layers (2a, 2b) are heated to the respective molding temperatures in the range of from 130 to 170° C., and in a respectively grained mold, the respective molded part geometry and simultaneously the corresponding surface graining of decorative layers (2a, 2b) are prepared by pressing, blow molding and/or deep drawing;
• in a second step, the edges of the respective decorative layers (2a, 2b) are trimmed as necessary;
• in a third step, the respective decorative layers (2a, 2b) are positioned in mutual orientation and fixed by reduced pressure;
• and
• in a fourth step, the oriented decorative layers (2a, 2b) are transferred to a backing mold and backed in a per se known manner with the component support (1) on the surface opposite to the visible sides (3a, 3b).