Dandruff Patents (Class 514/852)
  • Patent number: 4556554
    Abstract: A cosmetic composition is provided for the removal ofsebum exudate from the skin. The composition comprises immobilzed enzymes in cosmetically acceptable vehicles for topical application. The immobilized enzymes are lipolytic lipases, proteolytic proteases and enzymes for the breakdown of sugar oligomers from glucoproteins in the skin exudates. The enzymes may be present individually or in any desired combination. The enzymes are immobilized in known manners by chemical and or physical means and are released from immobilization upon application to the skin.
    Type: Grant
    Filed: June 1, 1981
    Date of Patent: December 3, 1985
    Assignee: Germaine Monteil Cosmetiques Corp.
    Inventor: Luis C. Calvo
  • Patent number: 4528283
    Abstract: Cosmetic compositions useful for treatment of hair or skin contain macromolecular glyceryl-chitosan having(a) 4-40 Mol-% units of the Formula (I) ##STR1## and (b) 60-96 Mol-% units of the Formula (II) ##STR2## wherein R.sub.1, R.sub.2 and R.sub.3 are the same or different and are ##STR3## wherein R.sub.4 and R.sub.5 are the same or different and are ##STR4## wherein either X=H and Y=CH.sub.2 OH, or Y=H and X=CH.sub.2 OH and n=2 to 5, with the proviso that for at least half of the units of the formula II, R.sub.1, R.sub.2 and R.sub.3 are not uniformly H, or their salts with organic or inorganic acids, in a suitable cosmetic carrier. Also disclosed are the compounds per se and a process for their production wherein chitosan composed of 60-96% entacetylated chitin is reacted with glycidol.
    Type: Grant
    Filed: June 23, 1983
    Date of Patent: July 9, 1985
    Assignee: Wella Aktiengesellschaft
    Inventors: Gunther Lang, Harald Wendel, Eugen Konrad
  • Patent number: 4496536
    Abstract: This invention relates to a topical cosmetic preparation for treating oily hair or seborrhea which contains a sebosuppressively effective amount of at least one long-chain alkanol and at least one antioxidant.
    Type: Grant
    Filed: April 28, 1982
    Date of Patent: January 29, 1985
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Hinrich Moller, Siegfried Wallat, Horst Hoffkes, Karl Giede