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Raymond E. Hoff

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  • West Chester, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Olefin polymerization process
    • Patent number 5,298,579
    • Issue date Mar 29, 1994
    • Quantum Chemical Corporation
    • Raymond E. Hoff
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymerization catalyst and method
    • Patent number 5,198,399
    • Issue date Mar 30, 1993
    • Quantum Chemical Corporation
    • Raymond E. Hoff
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymerization catalyst and method
    • Patent number 5,006,619
    • Issue date Apr 9, 1991
    • Quantum Chemical Corporation
    • Thomas J. Pullukat
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method of catalyst deactivation
    • Patent number 4,634,744
    • Issue date Jan 6, 1987
    • Chemplex Company
    • Yu-Tang Hwang
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymerization catalyst and method
    • Patent number 4,578,440
    • Issue date Mar 25, 1986
    • Norchem, Inc.
    • Thomas J. Pullukat
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Olefin polymerization catalyst and method
    • Patent number 4,544,646
    • Issue date Oct 1, 1985
    • Chemplex Company
    • Thomas J. Pullukat
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymerization catalyst and method
    • Patent number 4,530,913
    • Issue date Jul 23, 1985
    • Chemplex Company
    • Thomas J. Pullukat
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymerization catalyst and method
    • Patent number 4,530,912
    • Issue date Jul 23, 1985
    • Chemplex Company
    • Thomas J. Pullukat
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymerization catalysts and methods
    • Patent number 4,499,198
    • Issue date Feb 12, 1985
    • Chemplex Company
    • Thomas J. Pullukat
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    High-temperature ethylene polymerization and copolymerization using...
    • Patent number 4,490,514
    • Issue date Dec 25, 1984
    • Chemplex Company
    • Raymond E. Hoff
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymerization method
    • Patent number 4,478,988
    • Issue date Oct 23, 1984
    • Chemplex Company
    • Thomas J. Pullukat
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymerization method
    • Patent number 4,446,288
    • Issue date May 1, 1984
    • Chemplex Company
    • Raymond E. Hoff
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method of polymerizing 1-olefins
    • Patent number 4,404,343
    • Issue date Sep 13, 1983
    • Chemplex Company
    • Raymond E. Hoff
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymerization catalyst and method
    • Patent number 4,402,861
    • Issue date Sep 6, 1983
    • Chemplex Company
    • Raymond E. Hoff
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method of polymerizing 1-olefins
    • Patent number 4,383,096
    • Issue date May 10, 1983
    • Chemplex Company
    • Mitsuzo Shida
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Organomagnesium compounds
    • Patent number 4,383,119
    • Issue date May 10, 1983
    • Chemplex Company
    • Thomas J. Pullukat
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Polymerization catalyst and method
    • Patent number 4,374,753
    • Issue date Feb 22, 1983
    • Chemplex Company
    • Thomas J. Pullukat
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymerization catalyst and method
    • Patent number 4,359,403
    • Issue date Nov 16, 1982
    • Chemplex Company
    • Raymond E. Hoff
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymerization catalyst
    • Patent number 4,268,418
    • Issue date May 19, 1981
    • Chemplex Company
    • Raymond E. Hoff
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymerization catalyst
    • Patent number 4,263,171
    • Issue date Apr 21, 1981
    • Chemplex Company
    • Mitsuzo Shida
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymerization with sublimed chromium catalyst
    • Patent number 4,262,102
    • Issue date Apr 14, 1981
    • Chemplex Company
    • Raymond E. Hoff
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Olefin polymerization catalyst of chromium and process of preparing it
    • Patent number 4,218,345
    • Issue date Aug 19, 1980
    • Chemplex Company
    • Raymond E. Hoff
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymerization catalysts and methods
    • Patent number 4,206,297
    • Issue date Jun 3, 1980
    • Chemplex Company
    • Raymond E. Hoff
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polymerization process
    • Patent number 4,194,074
    • Issue date Mar 18, 1980
    • Chemplex Company
    • Thomas J. Pullukat
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Ethylene polymerization catalyst and method
    • Patent number 4,173,548
    • Issue date Nov 6, 1979
    • Chemplex Company
    • Thomas J. Pullukat
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Catalyst, method and polymerization processes
    • Patent number 4,041,224
    • Issue date Aug 9, 1977
    • Chemplex Company
    • Raymond E. Hoff
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Method of polymerizing
    • Patent number 4,035,561
    • Issue date Jul 12, 1977
    • Chemplex Company
    • Raymond E. Hoff
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Tetravalent chromium alkoxide polymerization catalyst and method
    • Patent number 4,016,343
    • Issue date Apr 5, 1977
    • Chemplex Company
    • Raymond E. Hoff
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Catalyst and method of polymerizing
    • Patent number 3,986,983
    • Issue date Oct 19, 1976
    • Chemplex Company
    • Raymond E. Hoff
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...