Patents Represented by Attorney John E. Scheider

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  • Living carbocationic polymerization process
    Patent number: 5451647
    Abstract: An olefin polymerization process is provided wherein an olefin chargestock is contacted with an organic compound polymerization initiator, a Lewis acid coinitiator and a pyridine compound such as 2,6-di-tert-butylpyridine to produce homopolymers, copolymers or block copolymers having a narrow molecular weight distribution.
    Type: Grant
    Filed: October 8, 1992
    Date of Patent: September 19, 1995
    Assignees: Exxon Chemical Patents Inc., University of Massachusetts Lowell
    Inventors: Rudolf Faust, Hsien-Chang Wang, Miklos Gyor