Patents Represented by Attorney Gary F. Matz
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Patent number: 7874112Abstract: Methods of constructing concrete walls that include placing a plurality of cleats along a wall perimeter, securing the cleats to a surface under the wall perimeter, placing a plurality of insulating concrete forms along the perimeter, and placing concrete into the insulating concrete forms to form the insulating concrete wall. The cleats include a base plate, a first vertical flange extending approximately perpendicular from the base plate, and a second vertical flange extending approximately parallel to the first vertical flange. The space defined by the first vertical flange, second vertical flange and the base plate, is adapted to receive a bottom portion of a form component or a bottom portion of a form. The insulating concrete forms are placed along the perimeter such that a bottom portion of the form components or a bottom portion of the form are press fit into the defined space.Type: GrantFiled: June 8, 2009Date of Patent: January 25, 2011Assignee: NOVA Chemicals Inc.Inventors: Frank Kovatch, Les Molke, Jeffrey Beaman, Justin Rubb
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Patent number: 7820094Abstract: A lightweight ready-mix concrete composition that contains 8-20 volume percent cement, 11-50 volume percent sand, 10-31 volume percent prepuff particles, 9-40 volume percent coarse aggregate, and 10-22 volume percent water, where the sum of components used does not exceed 100 volume percent;. The prepuff particles have an average particle diameter of from 0.2 mm to 8 mm, a bulk density of from 0.02 g/cc to 0.64 g/cc, an aspect ratio of from 1 to 3. The slump value of the composition measured according to ASTM C 143 is from 2 to 8 inches. After the lightweight ready-mix concrete composition is set for 28 days, it has a compressive strength of at least 1400 psi as tested according to ASTM C39.Type: GrantFiled: December 18, 2009Date of Patent: October 26, 2010Assignee: NOVA Chemicals Inc.Inventors: Tricia Ladely (Guevara), Michael T. Williams, Rick Hughes, Michael R. Kelley, John K. Madish, Kristen VanBuskirk
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Patent number: 7790302Abstract: A lightweight cementitious composition containing from 22 to 90 volume percent of a cement composition and from 10 to 78 volume percent of particles having an average particle diameter of from 0.2 mm to 8 mm, a bulk density of from 0.03 g/cc to 0.64 g/cc, an aspect ratio of from 1 to 3, where after the lightweight cementitious composition is set it has a compressive strength of at least 1700 psi as tested according to ASTM C39. The cementitious composition can be used to make concrete masonry units, construction panels, road beds and other articles and can be included as a layer on wall panels and floor panels and can be used in insulated concrete forms. Aspects of the lightweight cementitious composition can be used to make lightweight structural units.Type: GrantFiled: December 11, 2009Date of Patent: September 7, 2010Assignee: NOVA Chemicals Inc.Inventors: Tricia Ladely (Guevara), Michael T. Williams, David A. Cowan, John K. Madish, Kolapo Adewale, Roger Moore, Mary Margaret Moore, legal representative, Jay Bowman
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Patent number: 7785711Abstract: Expandable or pre-expanded thermoplastic particles, e.g. polystyrene particles, used to form foam containers e.g. cups, bowls, are coated with a coating composition comprising a liquid part consisting of a) liquid polyethylene glycol with an average molecular weight of 200 to 800; and a solid part comprising components selected from the group consisting of b) polyolefin wax, e.g. polyethylene wax, c) a metal salt of higher fatty acids, e.g. zinc stearate or calcium stearate; d) polyethylene glycol with an average molecular weight of 900 to 10,000; and e) a fatty bisamide or fatty amide, e.g. ethylene bis-stearamide; and combinations of b) through e). The coating composition prevents or resists leakage of liquids and foods with oil and/or fatty components and improves the rim strength and ATF properties of foam containers.Type: GrantFiled: April 29, 2010Date of Patent: August 31, 2010Assignee: NOVA Chemicals Inc.Inventors: Jiansheng Tang, David A. Cowan, Dennis H. Piispanen, Michael T. Williams
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Patent number: 7765759Abstract: A concrete wall forming system including a plurality of mold units for forming a wall of concrete. The mold units include a bond beam form extending into the body lengthwise, defined by a first wall, a second wall, a bond beam form bottom, a first end and a second end where the first wall and second wall extend a depth defined by a portion of the distance from the top surface to the bottom surface and where the bond beam form does not touch the first side or the second side. First and second ledges extend lengthwise along the body from the first and second sides respectively to the first and second walls respectively of the bond beam form. The bond beam form bottom extends from the first wall to the second wall. At least two column forms extend from the bond beam form bottom to a bottom surface.Type: GrantFiled: November 8, 2006Date of Patent: August 3, 2010Assignee: NOVA Chemicals Inc.Inventors: Ginawati Au, Shawn P. Jarvie, Justin D. Rubb, Michael T. Williams, Daniel Araos, Blain Hileman
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Patent number: 7736740Abstract: Expandable or pre-expanded thermoplastic particles, e.g. polystyrene particles, used to form foam containers e.g. cups, bowls, are coated with a coating composition comprising a liquid part consisting of a) liquid polyethylene glycol with an average molecular weight of 200 to 800; and a solid part comprising components selected from the group consisting of b) polyolefin wax, e.g. polyethylene wax, c) a metal salt of higher fatty acids, e.g. zinc stearate or calcium stearate; d) polyethylene glycol with an average molecular weight of 900 to 10,000; and e) a fatty bisamide or fatty amide, e.g. ethylene bis-stearamide; and combinations of b) through e). The coating composition prevents or resists leakage of liquids and foods with oil and/or fatty components and improves the rim strength and ATF properties of foam containers.Type: GrantFiled: July 3, 2006Date of Patent: June 15, 2010Assignee: NOVA Chemicals Inc.Inventors: Jainsheng Tang, David Allen Cowan, Dennis H. Piispanen, Michael T. Williams
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Patent number: 7699929Abstract: A lightweight concrete composition containing from 10 to 90 volume percent of a cement composition, from 10 to 90 volume percent of particles having an average particle diameter of from 0.2 mm to 8 mm, a bulk density of from 0.03 g/cc to 0.64 g/cc, an aspect ratio of from 1 to 3, and from 0 to 50 volume percent of aggregate; where the sum of components used does not exceed 100 volume percent, and where after the lightweight concrete composition is set it has a compressive strength of at least 1700 psi as tested according to ASTM C39 after seven days. The concrete composition can be used to make concrete masonry units, construction panels, road beds and other articles.Type: GrantFiled: August 13, 2008Date of Patent: April 20, 2010Assignee: NOVA Chemicals Inc.Inventors: Tricia Guevara, Michael T. Williams, David A. Cowan, John K. Madish, Kolapo Adewale, Roger Moore, Mary Margaret Moore, legal representative, Tobias Blain Hileman
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Patent number: 7677009Abstract: An adjustable roof truss that includes roof truss members, roof base members and a central body containing a polymer matrix. The roof truss members include a pivot end, a connection end, a roof facing edge, an inside edge, and a pivot surface. The roof base members include a receiving end, a connecting end, a top edge, a bottom edge, and a contact surface. The roof truss members are pivotally connected to the roof base members by a pivot fastener inserted through a pivot opening on the roof base members and a stator opening on the roof truss members. One or both of the roof truss members and the roof base members include an embedded portion extending from the roof facing edge or the bottom edge respectively into the central body. Expansion hole(s) are positioned along the embedded portion such that the polymer matrix expands through the expansion holes.Type: GrantFiled: February 2, 2007Date of Patent: March 16, 2010Assignee: NOVA Chemicals Inc.Inventor: Jay J. Bowman
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Patent number: 7666258Abstract: A lightweight cementitious composition containing from 22 to 90 volume percent of a cement composition and from 10 to 78 volume percent of particles having an average particle diameter of from 0.2 mm to 8 mm, a bulk density of from 0.03 g/cc to 0.64 g/cc, an aspect ratio of from 1 to 3, where after the lightweight cementitious composition is set it has a compressive strength of at least 1700 psi as tested according to ASTM C39. The cementitious composition can be used to make concrete masonry units, construction panels, road beds and other articles and can be included as a layer on wall panels and floor panels and can be used in insulated concrete forms. Aspects of the lightweight cementitious composition can be used to make lightweight structural units.Type: GrantFiled: February 24, 2006Date of Patent: February 23, 2010Assignee: NOVA Chemicals Inc.Inventors: Tricia Guevara, Michael T. Williams, David A. Cowan, John K. Madish, Kolapo Adewale, Roger Moore, Mary Margaret Moore, legal representative
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Patent number: 7658797Abstract: A lightweight ready-mix concrete composition that contains 8-20 volume percent cement, 11-50 volume percent sand, 10-31 volume percent prepuff particles, 9-40 volume percent coarse aggregate, and 10-22 volume percent water, where the sum of components used does not exceed 100 volume percent. The prepuff particles have an average particle diameter of from 0.2 mm to 8 mm, a bulk density of from 0.02 g/cc to 0.64 g/cc, an aspect ratio of from 1 to 3. The slump value of the composition measured according to ASTM C 143 is from 2 to 8 inches. After the lightweight ready-mix concrete composition is set for 28 days, it has a compressive strength of at least 1400 psi as tested according to ASTM C39.Type: GrantFiled: October 25, 2006Date of Patent: February 9, 2010Assignee: NOVA Chemicals Inc.Inventors: Tricia Guevara, Michael T. Williams, Rick Hughes, Michael R. Kelley, John K. Madish, Kristen Van Buskirk
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Patent number: 7648574Abstract: A lightweight ready-mix concrete composition that contains 8-20 volume percent cement, 11-50 volume percent sand, 10-31 volume percent prepuff particles, 9-40 volume percent coarse aggregate, and 10-22 volume percent water, where the sum of components used does not exceed 100 volume percent. The prepuff particles have an average particle diameter of from 0.2 mm to 8 mm, a bulk density of from 0.02 g/cc to 0.64 g/cc, an aspect ratio of from 1 to 3. The slump value of the composition measured according to ASTM C 143 is from 2 to 8 inches. After the lightweight ready-mix concrete composition is set for 28 days, it has a compressive strength of at least 1400 psi as tested according to ASTM C39.Type: GrantFiled: October 31, 2007Date of Patent: January 19, 2010Assignee: NOVA Chemicals Inc.Inventors: Tricia Guevara, Michael T. Williams, Rick Hughes, Michael R. Kelley, John K. Madish, Kristen Van Buskirk
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Patent number: 7644548Abstract: A lightweight concrete composition containing from 10 to 90 volume percent of a cement composition, from 10 to 90 volume percent of particles having an average particle diameter of from 0.2 mm to 8 mm, a bulk density of from 0.03 g/cc to 0.64 g/cc, an aspect ratio of from 1 to 3, and from 0 to 50 volume percent of aggregate; where the sum of components used does not exceed 100 volume percent, and where after the lightweight concrete composition is set it has a compressive strength of at least 1700 psi as tested according to ASTM C39 after seven days. The concrete composition can be used to make concrete masonry units, construction panels, road beds and other articles.Type: GrantFiled: March 22, 2006Date of Patent: January 12, 2010Assignee: NOVA Chemicals Inc.Inventors: Tricia Guevara, Michael T. Williams, David A. Cowan, John K. Madish, Kolapo Adewale, Roger Moore, Mary Margaret Moore, legal representative, Tobias Blain Hileman
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Patent number: 7638559Abstract: Resin beads having an average particle size of from 0.001 mm to 10 mm and containing a continuous phase and a particulate dispersed phase are described. The continuous phase includes elastomeric polymers; the dispersed phase includes homopolymers and/or copolymers containing repeat units resulting from the polymerization of one or more aryl polymerizable monomers. The unexpanded polymer resin beads can be prepared by dispersing an organic phase containing elastomeric polymers and one or more monomers, into droplets and polymerizing the monomers in the organic droplets in a low shear flow pattern. The beads can be impregnated with blowing agents, expanded and can be used to make molded articles. Resin beads having a continuous phase comprising a nitrile rubber, and a dispersed phase comprising one or more homopolymers and/or copolymers containing repeat units resulting form the polymerization of one or more aryl polymerizable show prolonged retention of blowing agents in unexpanded form.Type: GrantFiled: May 9, 2006Date of Patent: December 29, 2009Assignee: NOVA Chemicals Inc.Inventors: Grazyna Petela, Michel Florentine Jozef Berghmans, Karel Cornelis Bleijenberg
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Patent number: 7632348Abstract: A lightweight concrete composition containing from 10 to 90 volume percent of a cement composition, from 10 to 90 volume percent of particles having an average particle diameter of from 0.2 mm to 8 mm, a bulk density of from 0.03 g/cc to 0.64 g/cc, an aspect ratio of from 1 to 3, and from 0 to 50 volume percent of aggregate, where the particles contain an antimicrobial agent; where the sum of components used does not exceed 100 volume percent, and where after the lightweight concrete composition is set it has a compressive strength of at least 1700 psi as tested according to ASTM C39 after seven days. The concrete composition can be used to make concrete masonry units, construction panels, dining tables, counter surfaces, bench tops, and/or examination tables as well as other articles.Type: GrantFiled: September 14, 2006Date of Patent: December 15, 2009Assignee: NOVA Chemicals Inc.Inventors: David Allen Cowan, Tricia Guevara, Gary F. Matz
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Patent number: 7628597Abstract: A device and method for producing labeled expanded resin containers; the method including applying a label sheet, formed from a label material capable of maintaining an electrostatic charge, to an inner wall of female portions of two-part molds, positioning one or more male portions of the two-part molds in contact with the corresponding female portions to form one or more mold cavities; adding expandable resin beads or pre-expanded resin beads to the mold cavities; applying a sufficient amount of heat for a sufficient length of time to the mold cavities to effect expansion of the expandable resin beads or pre-expanded resin beads to form labeled containers; cooling the labeled containers; and removing the labeled containers from the mold cavities. The labels on the external wall of the labeled containers present a smooth circumferential surface.Type: GrantFiled: August 18, 2006Date of Patent: December 8, 2009Assignee: NOVA Chemicals Inc.Inventors: Wijnand J. Teensma, Michael T. Williams, Dennis H. Piispanen, Tricia Guevara, Jiansheng Tang
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Patent number: 7456227Abstract: Process for preparing polymer, e.g. polystyrene, particles that may not or may contain a water-retaining agent and that require only a one-step process for incorporating the water-retaining agent. The polymer particles may be prepared via an extrusion process, or a bulk polymerization process wherein a water-retaining agent is blended into the polymer melt. Water is incorporated into the particles by soaking them in hot or cold water or treating the particles with steam for a predetermined time depending on the desired water content in the particles. The water-retaining agent may be starch, zeolite, silica dioxide or poly (N-isopropyl acrylamide) ranging from 0.1% to 10.0% by weight. The particles can be expanded via appropriate means to form pre-expanded or expanded particles in a conventional manner.Type: GrantFiled: August 20, 2007Date of Patent: November 25, 2008Assignee: NOVA Chemicals Inc.Inventors: Karel Cornelis Bleijenberg, Michel F. J. Berghmans, Hugo A. A. Berghmans
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Patent number: 7358280Abstract: Process for processing expandable polymer particles e.g. polystyrene (EPS) that eliminates the maturing step between the pre-expander and molding steps. The expandable particles are first over pressurized with gas, e.g. air, carbon dioxide, nitrogen, and mixtures thereof, at a pressure between 500 and 8000 kPa and a temperature between ?20° C. and 130° C. for 15 to 7200 minutes to create a gas pressure in the particles. Using the gas pressure in the particles, pre-expanding the particles with a heating medium, e.g. steam at a temperature between 100° C. and 120° C. and at a pressure ranging above atmospheric pressure and below the gas pressure in said particles, i.e. 50 to 200 kPa for 5 to 120 seconds. The pre-expanded particles are air dried in the pre-expander while holding a positive pressure in the particles; are optionally transferred to a pressure silo; and then are transferred to a molding machine where the gas pressure in the particles is used to form a foam article.Type: GrantFiled: August 10, 2004Date of Patent: April 15, 2008Assignee: NOVA Chemicals (International) S.A.Inventors: Michel Florentine Jozef Berghmans, Karel Cornelis Bleijenberg, Joachim Teubert, Alphonsus Catharina Gerardus Metsaars
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Patent number: 7294655Abstract: Expandable or pre-expanded thermoplastic particles, e.g. polystyrene particles, used to form foam containers e.g. cups, bowls, are coated with a coating composition comprising a liquid part consisting of a) liquid polyethylene glycol with an average molecular weight of 200 to 800; and a solid part comprising components selected from the group consisting of b) polyolefin wax, e.g. polyethylene wax, c) a metal salt of higher fatty acids, e.g. zinc stearate or calcium stearate; d) polyethylene glycol with an average molecular weight of 900 to 10,000; and e) a fatty bisamide or fatty amide, e.g. ethylene bis-stearamide; and combinations of b) through e). The coating composition prevents or resists leakage of liquids and foods with oil and/or fatty components and improves the rim strength and ATF properties of foam containers.Type: GrantFiled: January 31, 2004Date of Patent: November 13, 2007Assignee: Nova Chemicals Inc.Inventors: Jiansheng Tang, David Allen Cowan, Dennis H. Piispanen, Michael T. Williams
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Patent number: 7294676Abstract: Styrenic resin composition comprising a rubber modified styrene maleic anhydride copolymer and polybutene. The resin is prepared by several methods including adding polybutene into the reactor, or adding polybutene to the syrup exiting the reactor and prior to entering the devolatilizer, or compounding polybutene into the polymer in an extruder after the polymer exits the devolatilizer. The polybutene ranges from 0.1 to 8% by weight and has a number average molecular weight from 900 to 2500. The rubber ranges from 4% to 20% by weight and has a particle size from 0.1 micron to 11 microns. The resin can be extruded into sheet and thermoformed into an article or can be coextruded to produce a laminated article, which may be a container for packaged foods that can be heated in microwave ovens and which container has improved toughness, elongation, and heat distortion resistance properties.Type: GrantFiled: March 24, 2004Date of Patent: November 13, 2007Assignee: NOVA Chemicals Inc.Inventors: John Chi Hee Kwok, Richard Albert Cooper, Steven Michael Krupinski
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Patent number: 7252866Abstract: A foam thermoplastic container e.g. cup, bowl molded from expandable thermoplastic particles e.g. expandable polystyrene, has a film made of a thermoplastic resin e.g. solid polystyrene, rubber-modified polystyrene, PET, polyethylene, polypropylene, fused to its inner sidewall surface by heat and pressure to create a barrier to resist the leakage of liquid and food with oil and/or fatty components and to increase the rim strength of the container. The thermoplastic resin film can be fused to the outer surface of the container for printing purposes and/or to create a barrier and/or can be fused to the base surfaces of the container. The molding machine used to form the foam container is used to fuse the film to the container.Type: GrantFiled: December 20, 2002Date of Patent: August 7, 2007Assignee: NOVA Chemicals Inc.Inventors: Jiansheng Tang, Jeffory E. Russell, David Allen Cowan, Michael T. Williams, Dennis H. Piispanen, John C. Kwok