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.

Date of Patent:
Dec. 07, 2021

Filed:

Sep. 02, 2016
Applicant:

Dow Corning Corporation, Midland, MI (US);

Inventors:

Michael W. Backer, Mainz, DE;

Zachary Milroy, Midland, MI (US);

Sara Schaubroeck, Midland, MI (US);

Hans Peter Wolf, Liederbach, DE;

Bizhong Zhu, Midland, MI (US);

Assignee:

Dow Silicones Corporation, Midland, MI (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B33Y 80/00 (2015.01); B29C 64/112 (2017.01); B33Y 70/00 (2020.01); B33Y 10/00 (2015.01); C08L 83/04 (2006.01); B29C 64/118 (2017.01); B29C 64/153 (2017.01); B29C 64/295 (2017.01); B29C 64/209 (2017.01); C08G 77/12 (2006.01); C08G 77/16 (2006.01); B29K 83/00 (2006.01);
U.S. Cl.
CPC ...
B33Y 80/00 (2014.12); B29C 64/112 (2017.08); B29C 64/118 (2017.08); B29C 64/153 (2017.08); B29C 64/209 (2017.08); B29C 64/295 (2017.08); B33Y 10/00 (2014.12); B33Y 70/00 (2014.12); C08G 77/12 (2013.01); C08G 77/16 (2013.01); C08L 83/04 (2013.01); B29K 2083/00 (2013.01);
Abstract

A method of forming a three-dimensional (3D) article comprises the steps of I) printing a first heat-curable silicone composition with a 3D printer to form a layer, II) heating the layer to form an at least partially cured layer, III) printing a second heat-curable silicone composition on the at least partially cured layer with the 3D printer to form a subsequent layer, and IV) heating the subsequent layer to form an at least partially cured subsequent layer. Optionally, steps III) and IV) can be repeated with independently selected heat-curable silicone composition(s) for any additional layer(s) to form the 3D article. The first and second heat-curable silicone compositions may be the same as or different from one another.


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