Patent ID: 8834777
Filing Date: 2014-09-16
Classification: B29C,B29K,B33Y

Abstract:
1. A layer-by-layer process for production of a three-dimensional component using a powder, which comprises: selectively melting regions of a powder layer by applying electromagnetic energy, wherein the powder comprises at least one polyester prepared by polycondensation of a di- or polyhydric aliphatic alcohol and of an aliphatic diacid, wherein the melt flow rate value of the polyester powder to ISO 1133 is from 50 g/10 min to 500 g/10 min, the melting point to DIN 53765 of the polyester powder is from 60° C. to 150° C., the median grain diameter of the polyester powder is from 40 μm to 120 μm.