Patents Assigned to Jojani Inc.
  • Cross-linked tertiary-amine polymers
    Patent number: 5492998
    Abstract: Novel polymers of general formula: ##STR1## wherein R is an alkyl or aryl group that contains an active hydrogen atom (as determined by the Zerewitinoff test); A is a spacing group having at least one carbon atom; B is a spacing group having at least two carbon atoms; and R and R' are alkyl or aryl groups. The polymer is synthesized via the Mannich pathway, involving formation of an imine intermediate.
    Type: Grant
    Filed: January 20, 1995
    Date of Patent: February 20, 1996
    Assignees: Lifesource International, Ltd., Jojani Inc.
    Inventor: Nicholas M. Irving