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, 2016
Filed:
Oct. 11, 2013
Showa Denko K.k., Minato-ku, Tokyo, JP;
Keiichi Nakamura, Kawasaki, JP;
Takanori Aoki, Kawasaki, JP;
Showa Denko K.K., Tokyo, JP;
Abstract
An ascorbic acid derivative composition of a first aspect according to the present invention consists of a salt of a compound (1) represented by a general formula (1) shown below; and a salt of a compound (2) represented by a general formula (2) shown below, wherein a ratio of the salt of the compound (2) with respect to a total amount of the salt of the compound (1) and the salt of the compound (2) is from 0.1 to 10% by mass, wherein Rrepresents a linear or branched alkyl group of 6 to 20 carbon atoms, Rrepresents a linear or branched alkyl group of 6 to 20 carbon atoms, and Rand Rare the same or are different from each other.