Patent · US Active

3D printing process and molding produced by this process using lignosulfate

US11820076B2 · kind B2 · utility

0Cited by

97References

21Claims

0Family size

Assignee

VOXELJET AG · DE

Inventors

Ingo Gnüchtel · Wengen, DE
Florian Mögele · Döpshofen, DE

Key dates

Filing date	Oct 29, 2020
Grant date	Nov 21, 2023
Priority date	—
Expiry date	Oct 29, 2040

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02W30/91
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

The present invention relates to a material system for 3D printing, to a 3D printing process using a lignin-containing component or derivatives thereof or modified lignins, to soluble moldings that are produced by a powder-based additive layer manufacturing process and to the use of the moldings.

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