The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 22, 2008
Filed:
Jun. 16, 2003
Rolf Pfeifer, Sindelfingen, DE;
Jialin Shen, Bernstadt, DE;
Rolf Pfeifer, Sindelfingen, DE;
Jialin Shen, Bernstadt, DE;
Daimler AG, Stuttgart, DE;
Abstract
The invention relates to a granular material for 3D binder printing, said granular material consisting of particles provided with an externally non-polar surface layer (). The invention also relates to a method for producing a granular material for 3D binder printing, whereby a surface layer () having a non-polar outer side is applied to initial particles (), and to a method for producing an object consisting of the inventive granular material, according to which a layer of the inventive granular material is applied to a base, and pre-determined regions () of said layer are moistened with a binding fluid, said binding fluid being selected from fluids in which a surface layer of the particles of the granular material is soluble. The invention further realties to objects consisting of interconnected particles of the inventive granular material. The invention enables a very precise printing process.