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:
Aug. 25, 2026
Filed:
Mar. 25, 2021
Applicant:
Holcim Technology Ltd, Zug, CH;
Inventors:
Benito Carrion Gomez, Holderbank, CH;
Hélène Lombois-Burger, Holderbank, CH;
Qing Zhang, Holderbank, CH;
Sylvain Duchand, Holderbank, CH;
Abdelaziz Labyad, Holderbank, CH;
Assignee:
HOLCIM TECHNOLOGY LTD, Zug, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B 28/04 (2006.01); B33Y 70/00 (2020.01); B33Y 80/00 (2015.01); C04B 7/02 (2006.01); C04B 20/00 (2006.01); C04B 22/10 (2006.01); C04B 24/04 (2006.01); C04B 103/10 (2006.01); C04B 103/22 (2006.01); C04B 103/32 (2006.01); C04B 103/44 (2006.01); C04B 111/00 (2006.01);
U.S. Cl.
CPC ...
C04B 28/04 (2013.01); B33Y 80/00 (2014.12); C04B 7/02 (2013.01); C04B 20/0048 (2013.01); C04B 22/10 (2013.01); C04B 24/04 (2013.01); B33Y 70/00 (2014.12); C04B 2103/10 (2013.01); C04B 2103/22 (2013.01); C04B 2103/32 (2013.01); C04B 2103/44 (2013.01); C04B 2111/00181 (2013.01);
Abstract
A dry cementitious material mixture for 3D-printing, includes a hydraulic cement, at least one viscosity enhancing admixture, at least one accelerator and aggregates, wherein the at least one viscosity enhancing admixture is present in an amount of 0.05-1.5% by weight based on the hydraulic cement and the at least one accelerator is present in an amount of 0.5-6.0% by weight based on the hydraulic cement.