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:
May. 31, 2022
Filed:
Jul. 18, 2017
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Carl A. Laskowski, Minneapolis, MN (US);
Saswata Chakraborty, Cottage Grove, MN (US);
Wayne S. Mahoney, St. Paul, MN (US);
Guy D. Joly, Shoreview, MN (US);
Michael C. Palazzotto, Woodbury, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 5/16 (2006.01); B32B 27/08 (2006.01); B32B 27/14 (2006.01); C08K 3/10 (2018.01); C08K 9/02 (2006.01); C08K 9/04 (2006.01); C09K 11/70 (2006.01); C09K 11/02 (2006.01); C08F 30/02 (2006.01); C08L 83/10 (2006.01); C08L 25/16 (2006.01); C08L 43/02 (2006.01); C08G 77/14 (2006.01); C08G 77/442 (2006.01); C08F 230/02 (2006.01); C08F 297/02 (2006.01); C08F 212/14 (2006.01);
U.S. Cl.
CPC ...
C09K 11/025 (2013.01); B32B 5/16 (2013.01); B32B 27/08 (2013.01); B32B 27/14 (2013.01); C08F 30/02 (2013.01); C08F 230/02 (2013.01); C08F 297/02 (2013.01); C08F 297/023 (2013.01); C08G 77/442 (2013.01); C08L 83/10 (2013.01); C09K 11/70 (2013.01); B32B 2264/0214 (2013.01); B32B 2264/10 (2013.01); B32B 2307/7244 (2013.01); B32B 2307/7265 (2013.01); C08F 212/14 (2013.01); C08G 77/14 (2013.01);
Abstract
The present disclosure provides a composite particle that includes: a fluorescent semiconductor core/shell nanoparticle (preferably, nanocrystal); and a stabilizing homo-copolymer combined with the core/shell nanoparticle, the stabilizing (co)polymer comprising styrene monomer units and functionalized with phosphine, arsine or stibine groups.