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:
Feb. 22, 2022
Filed:
Jan. 27, 2020
Applicant:
Evonik Operations Gmbh, Essen, DE;
Inventors:
Wolfgang Diekmann, Waltrop, DE;
Maik Grebe, Bochum, DE;
Assignee:
Evonik Operations GmbH, Essen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 5/16 (2006.01); B29B 9/16 (2006.01); B29C 64/153 (2017.01); C08J 3/12 (2006.01); C08K 5/01 (2006.01); C08G 69/26 (2006.01); C08G 69/08 (2006.01); B33Y 10/00 (2015.01); B33Y 70/00 (2020.01); B29K 77/00 (2006.01); B29K 105/00 (2006.01);
U.S. Cl.
CPC ...
B29B 9/16 (2013.01); B29C 64/153 (2017.08); C08G 69/08 (2013.01); C08G 69/26 (2013.01); C08J 3/128 (2013.01); C08K 5/01 (2013.01); B29B 2009/163 (2013.01); B29K 2077/00 (2013.01); B29K 2105/251 (2013.01); B29K 2995/0093 (2013.01); B33Y 10/00 (2014.12); B33Y 70/00 (2014.12); C08J 2300/22 (2013.01); C08J 2377/02 (2013.01); C08J 2377/06 (2013.01); C08K 2201/013 (2013.01);
Abstract
A polymer powder having a surface energy of less than 35 mN/m is suitable for melting/sintering powder particles for layer-by-layer production of three-dimensional objects.