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. 01, 2017
Filed:
Mar. 20, 2013
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventor:
Bruce A. Nerad, Oakdale, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/107 (2014.01); C09D 11/30 (2014.01); C08F 2/50 (2006.01); C09D 11/101 (2014.01); C09D 11/322 (2014.01);
U.S. Cl.
CPC ...
C09D 11/30 (2013.01); C08F 2/50 (2013.01); C09D 11/101 (2013.01); C09D 11/107 (2013.01); C09D 11/322 (2013.01);
Abstract
A radiation curable ink composition includes a first 2,2,6,6-tetramethylpiperidinyl compound. The first 2,2,6,6-tetramethylpiperidinyl compound is present in the radiation curable ink composition at a concentration above 0.5 wt %. A hindered amine group of the first 2,2,6,6-tetramethylpiperidinyl compound is substituted with only carbon or hydrogen and is a solid at 20 degrees centigrade and does not include carbon to carbon double bonds.