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:
Jan. 23, 2024

Filed:

Oct. 15, 2021
Applicant:

Stratasys Inc., Eden Prairie, MN (US);

Inventors:

Kangtai Ren, Geneva, IL (US);

Robin Papachristopoulos, Elgin, IL (US);

Assignee:

STRATASYS, INC., Eden Prairie, MN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/46 (2006.01); C08F 2/50 (2006.01); C08G 61/04 (2006.01); B29C 64/106 (2017.01); C09B 11/24 (2006.01); G01P 5/20 (2006.01); C08F 220/18 (2006.01); B33Y 70/10 (2020.01); B29C 64/135 (2017.01);
U.S. Cl.
CPC ...
B29C 64/106 (2017.08); B33Y 70/10 (2020.01); C08F 220/18 (2013.01); C09B 11/24 (2013.01); G01P 5/20 (2013.01); B29C 64/135 (2017.08);
Abstract

Radiation curable compositions for additive fabrication processes, the components cured therefrom, and their use in particle image velocimetry testing methods are described and claimed herein. Such compositions include compounds which induce free-radical polymerization, optionally compounds which induce cationic polymerization, a filler constituent, and a light absorbing component, wherein the compositions are configured to possess certain absorbance values at wavelengths commonly utilized in particle image velocimetry testing. In another embodiment, the compositions include a fluoroantimony-modified compound. Such compositions may be used in particle imaging velocimetry testing methods, wherein the test object utilized is created via additive fabrication and is of a substantially homogeneous construction.


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