Patents Assigned to Robertet Fragrances
  • Fragrance compositions
    Patent number: 6426325
    Abstract: A dry fragrance composition having from about 0.1 to about 20%, by total carrier weight, of a fragrance composition substantially uniformly deposited on the surface of a nonabsorbent solid inorganic particulate substrate is used to impart a fragrance to a second material. The nonabsorbent solid inorganic particulate substrate can be an alkali metal chloride, sulfates, or tripolyphosphates, soda ash, borax, or a zeolite.
    Type: Grant
    Filed: November 21, 2000
    Date of Patent: July 30, 2002
    Assignee: Robertet Fragrances
    Inventors: Stephen V. Dente, William Weston