Ascorbic acid derivative composition and production method of the same, ascorbic acid derivative solution, and skin external preparation

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United States of America Patent

PATENT NO 9351915
APP PUB NO 20150031650A1
SERIAL NO

14378504

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Abstract

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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,

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Patent Owner(s)

  • SHOWA DENKO K.K.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aoki, Takanori Kawasaki, JP 58 467
Nakamura, Keiichi Kawasaki, JP 113 1052

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