Patents Assigned to Collaborative Laboratories
  • Solubilizing, thickening and emulsifying cosmetic composition and process for preparation of same
    Patent number: 5437867
    Abstract: A cosmetic composition includes (a) ether alcohols conforming to the general formula C.sub.(n) H.sub.(2n+2) O.sub.(n/2), where n is an integer which ranges 4 to 12; (b) a homopolymer of acrylic acid cross-linked with an allyl ether of pentaerythritol or an allyl ether of sucrose, or copolymers of acrylic acid or acrylate derivative/acrylonitrile copolymers, or polyacrylic acid; (c) a fragrance oil or oils, or cosmetically acceptable oils or oily-type materials; and (d) water.
    Type: Grant
    Filed: March 19, 1993
    Date of Patent: August 1, 1995
    Assignee: Collaborative Laboratories
    Inventors: Thomas J. Vichroski, Regina A. Costa, James A. Hayward