| abstract |
The invention relates to a filament comprising a core material (CM) comprising a fibrous filler (FF) and a thermoplastic polymer (TP1), and the core material (CM) is coated with a layer of shell material (SM) comprising a thermoplastic polymer (TP2). Further, the invention relates to a process for the preparation of said filament, as well as to three-dimensional objects and a process for the preparation thereof. |