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:
Mar. 10, 2015
Filed:
Jun. 29, 2011
Applicant:
Adrian T. Jung, Kaarst, DE;
Inventor:
Adrian T. Jung, Kaarst, DE;
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 5/13 (2006.01); C08K 5/18 (2006.01); C08K 5/37 (2006.01); C08K 5/42 (2006.01); C08L 63/00 (2006.01); C08J 3/24 (2006.01); C09J 163/00 (2006.01); C08K 5/23 (2006.01); C08K 5/46 (2006.01); C08K 5/47 (2006.01); C08G 59/50 (2006.01); C08G 59/54 (2006.01);
U.S. Cl.
CPC ...
C08L 63/00 (2013.01); C08G 59/50 (2013.01); C08J 3/248 (2013.01); C09J 163/00 (2013.01); C08K 5/23 (2013.01); C08K 5/42 (2013.01); C08K 5/46 (2013.01); C08K 5/47 (2013.01); C08J 2363/00 (2013.01); C08J 2385/02 (2013.01);
Abstract
Described herein is an epoxy composition comprising: a first component comprising an amine-based curing agent and a first dye, having a first color; and a second component comprising a curable epoxy resin and a second dye, having a second color. Also described herein is a shelf-life-indicating composition comprising: an amine-based curing agent; and a dye selected from (i) a cationic triarylmethane dye, wherein the cationic triarylmethane dye reversibly reacts with a primary amine; (ii) a halochromic dye having a color transition range between 7-12 when measured in an aqueous solution; or (iii) combinations thereof.