Patents Examined by Gollamudl S. Kishore
  • Hair cosmetic compositions containing glycine and alanine
    Patent number: 6358502
    Abstract: This invention relates a hair cosmetic composition, which comprises (A) glycine or alanine, (B) an &agr;-hydroxy acid, &bgr;-hydroxy acid, 1,2-dicarboxylic acid, 1,3-dicarboxylic acid or aromatic carboxylic acid, and (C) a cationic surfactant. The hair cosmetic composition is excellent in the effect of improving optical or mechanical properties of hair.
    Type: Grant
    Filed: December 17, 1999
    Date of Patent: March 19, 2002
    Assignee: Kao Corporation
    Inventors: Hisateru Tanabe, Shinobu Nagase, Satoshi Shibuichi, Kenji Arai