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:
Oct. 02, 2018
Filed:
Aug. 22, 2013
Applicant:
Polyone—shanghai, China, Shanghai, CN;
Inventors:
Assignee:
PolyOne—Shanghai, China, Shanghai, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K 5/00 (2006.01); B65B 43/00 (2006.01); B65B 55/00 (2006.01);
U.S. Cl.
CPC ...
C08K 5/005 (2013.01); B65B 43/00 (2013.01); B65B 55/00 (2013.01); C08K 5/0041 (2013.01); C08K 2201/014 (2013.01); Y10T 428/1352 (2015.01);
Abstract
A composition to protect beta-carotene from visible light photo-oxidation is disclosed. The composition uses a combination of a quinophthalone dye, a pyrazolone dye, and a methine dye to protect the beta-carotene from visible light in the range of 400-500 nm.