A method for producing a 3D-printed hollow structure having a smooth inner surface, and a 3D-printed hollow structure

Described is a method for producing a 3D-printed hollow structure (1) having a smooth inner surface, said method comprising the steps of: (a) providing a 3D-printed hollow structure (1) having an interior space (3) and a wall (5) at least partially enclosing said interior space (3), wherein said wal...

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Bibliographische Detailangaben
1. Verfasser:	VAN DER BOS, ROELANT
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Beschreibung
Zusammenfassung:	Described is a method for producing a 3D-printed hollow structure (1) having a smooth inner surface, said method comprising the steps of: (a) providing a 3D-printed hollow structure (1) having an interior space (3) and a wall (5) at least partially enclosing said interior space (3), wherein said wall (5) has a wall inner surface (7) facing the interior space (3), and (b) applying a layer (9) of plastic material (13) to the wall inner surface (7), wherein said layer (9) has a layer inner surface (11) facing the interior space (3), and wherein said layer inner surface (11) has a lower surface roughness than the wall inner surface (7).