Patent · US Active

Method for producing an object by means of an additive manufacturing process using a polycarbonate building material with improved flowability

US11472099B2 · kind B2 · utility

0Cited by

23References

13Claims

0Family size

Assignee

Covestro Deutschland AG · DE

Inventors

Dirk Achten · Leverkusen, DE
Thomas Büsgen · Leverkusen, DE
Rolf Wehrmann · Krefeld, DE
Helmut-Werner Heuer · Krefeld, DE

Key dates

Filing date	Feb 13, 2018
Grant date	Oct 18, 2022
Priority date	—
Expiry date	Mar 28, 2039

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB33Y80/00
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

The invention relates to a method for producing an object by means of a fused deposition modeling method (FDM), from a construction material, wherein the construction material comprises a polycarbonate and a di-glycerol ester. The invention also relates to the use of a polycarbonate with improved flowability comprising a diglycerol as construction material in an additive fused deposition modeling method.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.