POWDERY MATERIAL FOR 3D PRINTER, THREE-DIMENSIONAL SHAPED OBJECT, AND PRODUCTION METHOD THEREFOR
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United States of America
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Jan 16, 2025
app pub date -
Nov 8, 2022
filing date -
Nov 8, 2022
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Abstract
The present invention provides a powdery material for a 3D printer from which a high-density and high-strength three-dimensional shaped object having an excellent appearance can be fabricated, a three-dimensional shaped object obtained by using the same, and a production method therefor. The powdery material (X) for a 3D printer is a powdery material (X) comprising a polyacetal copolymer resin powder (I), wherein a percentage occupied by comonomer units among all constituent units (100 mass %) in the polyacetal copolymer resin is at least 1.0 mass % and at most 6.0 mass %, an average particle diameter of the powder (I) is at least 30 μm and at most 70 μm, and a melt flow rate of the powder (I) measured at a temperature of 190° C. and with a load of 2.16 kg is at least 1.0 g/10 min and at most 8.0 g/10 min.
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