Patents by Inventor Rudolph Faust

Rudolph Faust has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Capping of living polymers
    Patent number: 5637647
    Abstract: The present invention provides a process for the capping of a living polymer with one or more capping compounds comprising non-polymerizable monomer, preferably selected from the group consisting of substituted or unsubstituted diphenyl alkylene, substituted or unsubstituted .alpha.-methoxystyrene, substituted or unsubstituted trans-stilbene, substituted or unsubstituted 1-isopropenylnapthalene and substituted or unsubstituted 2,4-dimethyl-.alpha.-methylstyrene.
    Type: Grant
    Filed: October 14, 1994
    Date of Patent: June 10, 1997
    Assignee: University of Massachusetts Lowell
    Inventor: Rudolph Faust
  • Living polymerization of olefins to produce copolymer
    Patent number: 5428111
    Abstract: The present invention provides a process for the living polymerization of aromatic, preferably styrenic monomers initiated from a living polyolefin, particularly polyisobutylene, chain end and thereby provides an efficient method for the preparation of block copolymers having polyolefin mid-blocks and styrenic end blocks. Polyisobutylene mid blocks and styrenic end blocks comprising para-methylstyrene, alpha-methylstyrene, indene and the like are preferred.
    Type: Grant
    Filed: October 15, 1993
    Date of Patent: June 27, 1995
    Assignee: University of Massachusetts
    Inventors: Rudolph Faust, Zsolt Fodor