1
William J Michie Jr, Dane Chang, Lonnie G Hazlitt, Stephanie M Whited, Michael A Kinnan, Anthony C Neubauer, Thoi H Ho: Polyethylene compositions, methods of making the same, and articles prepared therefrom. Dow Global Technologies, January 1, 2013: US08344068 (7 worldwide citation)

The invention is related to compositions suitable for the fabrication of pipes, and other articles, with excellent performance properties. The invention provides a composition, comprising a blend, wherein said blend comprises a high molecular weight ethylene-based interpolymer and a low molecular we ...


2
Stephanie M Whited, Michael D Turner, Michael A Kinnan, Robert J Jorgensen: Process for control of polymer fines in a gas-phase polymerization. Univation Technologies, Leandro Arechederra III, March 17, 2009: US07504464 (3 worldwide citation)

A gas phase polymerization process comprising: (1) preparing a solution of a catalyst precursor comprising a mixture of magnesium and titanium compounds, an electron donor and a solvent; (2) adding a filler to the solution from step (1) to form a slurry; (3) spray drying the slurry from step (2) at ...


3
William J Michie Jr, Debra R Wilson, Stephanie M Whited, Michael A Kinnan: High-density polyethylene compositions and method of making the same. Dow Global Technologies, November 25, 2008: US07456244 (1 worldwide citation)

The instant invention is a high-density polyethylene composition, and method of making the same. The high-density polyethylene composition of the instant invention includes an ethylene alpha-olefin copolymer having a density in the range of 0.935 to 0.952 g/cm3, a melt index (I2) in the range of 30 ...


4
Robert J Jorgensen, Michael A Kinnan, Michael D Turner, Stephanie M Whited, Laszlo L Ban, Burkhard E Wagner: Robust spray-dried ziegler-natta procatalyst and polymerization process employing same. Union Carbide Chemicals & Plastics Technology, September 15, 2015: US09133287 (1 worldwide citation)

A Ziegler-Natta procatalyst composition in the form of solid particles and comprising magnesium, halide and transition metal moieties, said particles having an average size (D50) of from 10 to 70 μm, characterized in that at least 5 percent of the particles have internal void volume substantially or ...


5
William J Michie Jr, Dane Chang, Lonnie G Hazlitt, Stephanie M Whited, Michael A Kinnan, Anthony C Neubauer, Thoi H Ho: Polyethylene compositions, methods of making the same, and articles prepared therefrom. Dow Global Technologies, July 29, 2014: US08791205 (1 worldwide citation)

The invention is related to compositions suitable for the fabrication of pipes, and other articles, with excellent performance properties. The invention provides a composition, comprising a blend, wherein said blend comprises a high molecular weight ethylene-based interpolymer and a low molecular we ...


6
William J Michie Jr, Debra R Wilson, Stephanie M Whited, Michael A Kinnan: High-density polyethylene compositions and method of making the same. Dow Global Technologies, July 14, 2009: US07560524

The instant invention is a high-density polyethylene composition, and method of making the same. The high-density polyethylene composition of the instant invention includes an ethylene alpha-olefin copolymer having a density in the range of 0.935 to 0.952 g/cm3, a melt index (I2) in the range of 30 ...


7
Robert J Jorgensen, Michael A Kinnan, Michael D Turner, Stephanie M Whited, Laszlo L Ban, Burkhard E Wagner: Robust spray-dried ziegler-natta procatalyst and polymerization process employing same. Union Carbide Chemicals & Plastics Technology, May 8, 2012: US08173569

A Ziegler-Natta procatalyst composition in the form of solid particles and comprising magnesium, halide and transition metal moieties, said particles having an average size (D50) of from 10 to 70 μm, characterized in that at least 5 percent of the particles have internal void volume substantially or ...


8
Davi Velasquez, Michael A Kinnan, Stephen Nenadov, William J Rafier: Process for forming film. Berry Plastics Corporation, Barnes & Thornburg, February 27, 2018: US09902102

A method of making and using a stretchable film includes an extruding operation where molten plastics materials are extruded into a tube and a blowing operation in which the tube is blown to expand a diameter of the tube and form a blown-film tube. The blown-film tube is slit to form a film sheet th ...


9
Stephanie M Whited, Michael D Turner, Michael A Kinnan, Robert J Jurgensen: Process for control of polymer fines in a gas-phase polymerization. Union Carbide Chemicals And Plastics Technology, Corporation, December 21, 2006: US20060287445-A1

A gas phase polymerization process comprising: (1) preparing a solution of a catalyst precursor comprising a mixture of magnesium and titanium compounds, an electron donor and a solvent; (2) adding a filler to the solution from step (1) to form a slurry; (3) spray drying the slurry from step (2) at ...


10
William J Michie, Debra R Wilson, Stephanie M Whited, Michael A Kinnan: High-density polyethylene compositions and method of making the same. Dow Global Technologies, The Dow Chemical Company, November 29, 2007: US20070276110-A1

The instant invention is a high-density polyethylene composition, and method of making the same. The high-density polyethylene composition of the instant invention includes an ethylene alpha-olefin copolymer having a density in the range of 0.935 to 0.952 g/cm3, a melt index (I2) in the range of 30 ...