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Cosmetic with N-acyl neutral amino acid esters patented. (Patent Review).
Household & Personal Products Industry
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May 1, 2003
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* Patent No. US 6,528,068 B1: Japanese researchers for Ajinomoto Co., Tokyo, Japan, patented an oily material for cosmetic compositions comprising an N-long-chain acyl neutral amino acid ester containing a straight-chain or branched-chain, ...
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