Patents Assigned to Hoechst Colanese Corp
  • Preparation and use of poly(3,5 disubstituted-4-hydroxystyrene/n-substituted maleimide)
    Patent number: 5594086
    Abstract: A compound, method of manufacture and method for use of an alternating copolymer having the structure ##STR1## wherein X is independently H, C.sub.1 to C.sub.10 alkyl or alkoxy, primary or secondary amino or halogen, and R is aliphatic, cycloaliphatic, or aliphatic heterocyclic, and wherein the molecular weight ranges from about 1,000 to 50,000.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: January 14, 1997
    Assignee: Hoechst Colanese Corp
    Inventor: Richard Vicari