1
John M Jenkins III, Russell L Jones, Thomas M Jones, Samil Beret: Method for fluidized bed polymerization. Union Carbide Corporation, Clement J Vicari, May 13, 1986: US04588790 (511 worldwide citation)

A continuous gas fluidized bed process is disclosed for the production of polymer from monomer wherein a gaseous stream comprising monomer is passed through a fluidized bed in a reaction zone in the presence of catalyst under reactive conditions, withdrawing from the reaction zone polymeric product ...


2
John M Jenkins III, Russell L Jones, Thomas M Jones: Fluidized bed reaction systems. Union Carbide Corporation, Clement J Vicari, September 24, 1985: US04543399 (363 worldwide citation)

A process is described for increasing the space time yield of polymer production in a fluidized bed reactor employing an exothermic polymerization reaction by cooling the recycle stream to below its dew point and returning the resultant two-phase fluid stream to the reactor to maintain the fluidized ...


3
Bernard D Fulks, Steven P Sawin, Collin D Aikman, John M Jenkins III: Process for reducing sheeting during polymerization of alpha-olefins. Union Carbide Corporation, Clement J Vicari, July 30, 1985: US04532311 (98 worldwide citation)

A process for reducing sheeting during production of polyolefins by polymerization of alpha-olefins utilizing titanium based polymerization catalysts wherein the static electric charges in the reactor at the site of possible sheet formation are maintained below static voltage levels which would othe ...


4
Bernard D Fulks, Steven P Sawin, Collin D Aikman, John M Jenkins III: Process for reducing sheeting during polymerization of alpha-olefins. Union Carbide Corporation, Clement J Vicari, December 20, 1988: US04792592 (34 worldwide citation)

A process for reducing sheeting during production of polyolefins by polymerization of alpha-olefins utilizing titanium based polymerization catalysts wherein the static electric charges in the reactor at the site of possible sheet formation are maintained below static voltage levels which would othe ...


5
Bernard D Fulks, Steven P Sawin, Collin D Aikman, John M Jenkins III: Process for reducing sheeting during polymerization of alpha-olefins. Union Carbide Chemicals and Plastics Company, Clement J Vicari, October 24, 1989: US04876320 (34 worldwide citation)

A process for reducing sheeting during production of polyolefins by polymerization of alpha-olefins utilizing titanium based polymerization catalysts wherein the static electric charges in the reactor at the side of possible sheet formation are maintained below static voltage levels which would othe ...


6
Roy E Craddock III, John M Jenkins III, Michael T Tighe: Method and apparatus for stopping reaction in a gas phase polymerization reactor system. Union Carbide Chemicals & Plastics Technology Corporation, C J Vicari, December 14, 1993: US05270408 (12 worldwide citation)

A method of terminating, under emergency conditions, an olefin Polymerization reaction conducted in the presence of a transitioned metal based catalyst in a gas phase reactor by using a recycle gas from the reactor or a feed stream to the reactor to operate an expander associated with a circulator w ...


7
John M Jenkins III, James D McCullough Jr, Steven P Sawin: Process for reducing polymer build-up in polymerization equipment during polymerization of alpha-olefins. Union Carbide Chemicals and Plastics Company, Clement J Vicari, September 11, 1990: US04956427 (10 worldwide citation)

A method for the prevention of fouling of metallic surfaces exposed to reactive alpha-olefin gases during the production of polymeric resins which comprise coating such metallic surfaces with an amino silicone fluid and thereafter curing said coating by hydrolysis to form a continuous solid coating.


8
George G Ardell, Reginald W Geck, John M Jenkins III, William G Sheard: Process for controlled polymerization of stereospecific alpha-olefins having preselected isotacticity. Union Carbide Chemicals and Plastics Company, Clement J Vicari, September 11, 1990: US04956426 (6 worldwide citation)

A method and system for regulating the isotacticity of polypropylene in a continuous process for manufacturing polypropylene by the polymerization of alpha-olefins in a fluidized bed reactor system using a model which correlates isotacticity values to catalyst productivity values. A catalyst product ...


9
Roy E Craddock III, John M Jenkins III, Michael T Tighe: Method and apparatus for stopping reaction in a gas phase polymerization reactor system. March 21, 1995: US05399320 (5 worldwide citation)

A method of terminating, under emergency conditions, an olefin polymerization reaction conducted in the presence of a transitioned metal based catalyst in a gas phase reactor by using a recycle gas from the reactor or a feed stream to the reactor to operate an expander associated with a circulator w ...


10
John M Jenkins III, Max E Carter Sr, Michael L Green, Marvin E Cavender: Method for detecting solidification in a mixed phase container. Union Carbide Corporation, Clement J Vicari, February 1, 1983: US04371977 (2 worldwide citation)

A method for detecting solidification in a mixed phase low pressure fluidized bed olefin polymerization reactor having volume comprising: