1
John G Bradfute, Blaine Clemons Childress, Marvin Havens, Cedric Michael Lulham, Ronald D Moffitt, Martindale Nelson, Lawrence R Norpoth, William Peyton Roberts, Gloria Garcia Toney, George Dean Wofford: Film containing alpha-olefin/vinyl aromatic copolymer. W R Grace & Co Conn, Rupert B Hurley Jr, August 19, 1997: US05658625 (36 worldwide citation)

Film and sheet materials, and articles made therefrom, such as bags, pouches, trays, etc., comprise one or more layers of a thermoplastic, homogeneous alpha-olefin/vinyl aromatic copolymer, preferably an ethylene/styrene copolymer. The alpha-olefin/vinyl aromatic copolymer has properties which can c ...


2
William P Roberts, Ronald D Moffitt, Richard M Dayrit, Blaine C Childress, William J Gauthier, W Scott Lambert: High free shrink, high modulus, low shrink tension film with elastic recovery. Cryovac, March 29, 2005: US06872462 (29 worldwide citation)

A film includes a core layer including a homogeneous random alpha-olefin/cyclic olefin copolymer; and first and second outer layers including an olefinic polymer; the film having Young's modulus between about 50,000 and about 200,000 psi, free shrink between about 10% and about 80% at 240° F., and s ...


3
Kelly R Ahlgren, Robert Babrowicz, Solomon Bekele, Blaine C Childress, Marvin R Havens, Vincent W Herran, Ronald D Moffitt, Gautam P Shah, George D Wofford: High impact strength film containing single site catalyzed copolymer. Cryovac, Rupert B Hurley Jr, February 4, 2003: US06514583 (26 worldwide citation)

A heat-shrinkable film containing a homogeneous ethylene/alpha-olefin copolymer has a high impact strength and a high free shrink. The film can be a monolayer film or multilayer film, with the homogeneous ethylene/alpha-olefin copolymer present alone or in a blend, and in one or more film layers. Th ...


4
Ronald D Moffitt: Extruded vinylidene chloride copolymer flexible packaging film. W R Grace & Co Conn, John J Toney, William D Lee Jr, Jennifer L Skord, July 9, 1991: US05030511 (9 worldwide citation)

This invention relates to films made from vinylidene chloride copolymers. Specifically, this invention relates to a method and composition for lowering the oxygen permeability and enhancing the thermal stability and enhancing the melt shear stability of packaging films having a layer of vinylidene c ...


5
John G Bradfute, Blaine C Childress, Marvin R Havens, C Michael Lulham, Ronald D Moffitt, Martindale Nelson, Lawrence R Norpoth, William P Roberts, Gloria G Toney, George D Wofford: Film containing alpha-olefin/vinyl aromatic copolymer. Cryovac, Rupert B Hurley Jr, April 26, 2005: US06884480 (6 worldwide citation)

Film and sheet materials, and articles made therefrom, such as bags, pouches, trays, etc., comprise one or more layers of homogeneous alpha-olefin/vinyl aromatic copolymer, preferably an ethylene/styrene copolymer. The alpha-olefin/vinyl aromatic copolymer has properties which can provide a desired ...


6
Kelly R Ahlgren, Robert Babrowicz, Solomon Bekele, Blaine C Childress, Marvin R Havens, Vincent W Herran, Ronald D Moffitt, Gautam P Shah, George D Wofford: Heat shrinkable films containing single site catalyzed copolymers. Cryovac, Rupert B Hurley Jr, September 20, 2011: US08021759 (2 worldwide citation)

The present invention is directed to a heat-shrinkable, thermoplastic film or bag which contains at least one homogeneous ethylene alpha-olefin copolymer having a density of at least 0.90 g/cc. Oriented films made in accordance with the present invention exhibit improved optics and improved impact r ...


7
Ronald D Moffitt: Extruding vinylidene chloride copolymer flexible packaging film. W R Grace & Co Conn, William D Lee Jr, Jennifer L Skord, Mark B Quatt, September 15, 1992: US05147594 (2 worldwide citation)

This invention relates to extruding films made from vinylidene chloride copolymers. Specifically, this invention relates to a method for lowering the oxygen permeability and enhancing the thermal stability and enhancing the melt shear stability of packaging films having a layer of vinylidene chlorid ...


8
Kelly R Ahlgren, Robert Babrowicz, Solomon Bekele, Blaine C Childress, Marvin R Havens, Ronald D Moffitt, Gautam P Shah, George D Wofford: Heat shrinkable films containing single site catalyzed copolymers. Cryovac, Rupert B Hurley Jr, September 15, 2009: US07588830 (1 worldwide citation)

The present invention is directed to a heat-shrinkable, thermoplastic film or bag which contains at least one homogeneous ethylene alpha-olefin copolymer having a density of at least 0.90 g/cc. Oriented films made in accordance with the present invention exhibit improved optics and improved impact r ...


9
Kelly R Ahlgren, Robert Babrowicz, Solomon Bekele, Blaine C Childress, Marvin R Havens, Ronald D Moffitt, Gautam P Shah, George D Wofford: Heat shrinkable films containing single site catalyzed copolymers having long chain branching. Cryovac, Rupert B Hurley Jr, September 13, 2011: US08017231 (1 worldwide citation)

The present invention is directed to a heat-shrinkable, thermoplastic film or bag which contains at least one homogeneous ethylene alpha-olefin copolymer with at least some limited long chain branching. Oriented films made in accordance with the present invention exhibit improved processability as w ...


10
William P Roberts, Ronald D Moffitt, Richard M Dayrit, Blaine C Childress, William J Gauthier, W Scott Lambert: High free shrink, high modulus, low shrink tension film with elastic recovery. Sealed Air Corporation, July 22, 2004: US20040142195-A1 (1 worldwide citation)

A film includes a core layer including a homogeneous random alpha-olefin/cyclic olefin copolymer; and first and second outer layers including an olefinic polymer; the film having Young's modulus between about 50,000 and about 200,000 psi, free shrink between about 10% and about 80% at 240° F., and s ...