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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.:

US 11583373 B1

PDFFull Text
Date of Patent:
Feb. 21, 2023

Filed:

Aug. 14, 2017

Coloured curable composition for additive manufacturing processes, 3-dim composite article and use thereof

Applicant:

3m Innovative Properties Company, St. Paul, MN (US);

Inventors:

Gioacchino Raia, Turkenfeld, DE;

Adrian S. Eckert, Herrsching, DE;

Malte Korten, Moorenweis, DE;

Martin Goetzinger, Moorenweis, DE;

Assignee:

3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US);

Attorney:
Primary Examiner:

Jessica Whiteley

Int. Cl.
CPC ...
B29C 35/08 (2006.01); C08F 2/46 (2006.01); C08F 2/50 (2006.01); C08G 61/04 (2006.01); A61C 13/00 (2006.01); B33Y 70/00 (2020.01); B33Y 10/00 (2015.01); B29C 64/124 (2017.01); C08K 5/00 (2006.01); C08K 5/08 (2006.01); B22C 9/04 (2006.01); B22C 7/02 (2006.01); C08K 5/05 (2006.01); C08F 222/10 (2006.01); C08K 5/3437 (2006.01); C08L 35/02 (2006.01); A61C 13/20 (2006.01); A61C 13/08 (2006.01); A61C 7/14 (2006.01); C08F 220/28 (2006.01); B33Y 70/10 (2020.01); C08F 220/20 (2006.01);
U.S. Cl.
CPC ...
A61C 13/0013 (2013.01); B22C 7/02 (2013.01); B22C 9/04 (2013.01); B29C 64/124 (2017.08); B33Y 10/00 (2014.12); B33Y 70/00 (2014.12); C08F 222/1025 (2020.02); C08F 222/1065 (2020.02); C08K 5/0041 (2013.01); C08K 5/05 (2013.01); C08K 5/08 (2013.01); C08K 5/3437 (2013.01); C08L 35/02 (2013.01); A61C 7/14 (2013.01); A61C 13/082 (2013.01); A61C 13/20 (2013.01); B33Y 70/10 (2020.01); C08F 220/20 (2013.01); C08F 220/281 (2020.02); C08F 222/102 (2020.02); C08K 2201/014 (2013.01); Y02P 10/25 (2015.11);
Abstract

The invention relates to a coloured curable composition for use in an additive manufacturing process, the composition comprising a curable resin composition comprising radiation curable components, a photo initiator, a dye composition comprising a dye D1 and a dye D2, dye D1 having a light absorption maximum within a wave length range from 400 to 530 nm, dye D2 showing a light absorption maximum within a wave length range from 540 to 650 nm. The invention also relates to a 3-dim composite article obtained by processing the curable composition in an additive manufacturing process.

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