Patents Assigned to Cortec Corporation
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Patent number: 11718076Abstract: A multilayer co-extruded film includes an inner layer positioned at a first surface of the multi-layer film that is intended to be oriented toward an object being wrapped with the film; an outer layer positioned opposite the inner layer at a second surface of the multi-layer film that is intended to be oriented away from the object being wrapped with the film; and at least one core layer positioned between the inner layer and the outer layer. A method for making a biodegradable tensioning film that is composed of an inner layer, an outer layer and one or more core layer positioned therebetween includes extruding a three-layer film on a three-layer extruder. Each of the inner layer, the outer layer and the one or more core layer is primarily composed of a polymeric material that is biodegradable and compostable.Type: GrantFiled: January 20, 2022Date of Patent: August 8, 2023Assignee: Cortec CorporationInventors: Boris Miksic, Tim Bliss, Caleb Pheneger
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Patent number: 11097139Abstract: A corrosion prevention process to protect the piping of a dry pipe sprinkler system from corrosion is described. The process includes the selection and application of suitable corrosion inhibitors to interior portions of the piping. The corrosion inhibitors used in this process may include volatile corrosion inhibitors.Type: GrantFiled: May 21, 2018Date of Patent: August 24, 2021Assignee: Cortec CorporationInventors: Mincheng Shen, Sen Kang, Boris A. Miksic
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Patent number: 10697070Abstract: A film for inhibiting corrosion including a polymeric resin and a vapor corrosion inhibitor film additive is described. The vapor corrosion inhibitor film additive includes compounds useful to protect metal surfaces from corrosion, such as ammonium or alkylammonium carboxylates and/or a triazole derivative. The film may include multiple layers.Type: GrantFiled: March 27, 2017Date of Patent: June 30, 2020Assignee: Cortec CorporationInventors: Pavlo Solntsev, Ming Shen, Robert T. Kean, Boris A. Miksic
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Patent number: 9518328Abstract: A gel-forming corrosion inhibiting composition may be employed to protect a metal article from corrosion. The gel-forming corrosion inhibitor composition is combined with water and delivered to an enclosed space at least partially defined by the metal article. Subsequent to delivery, the combination forms a gel to sustainably fill the enclosed space, thereby protecting the metal article from corrosion.Type: GrantFiled: January 4, 2016Date of Patent: December 13, 2016Assignee: Cortec CorporationInventors: Tim Whited, Margarita Kharshan, Kristy Gillette, Boris Miksic
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Patent number: 9435037Abstract: A volatile corrosion inhibiting agent is provided for dispersion of a vapor phase corrosion inhibitor in a vapor stream that is passed into a sheath or other casing enclosing a metal bar, cable, or other tension member to protect said tension member from corrosion.Type: GrantFiled: March 24, 2014Date of Patent: September 6, 2016Assignee: Cortec CorporationInventors: Margarita Kharshan, Alla Furman, Jessi Jackson Meyer
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Patent number: 9327311Abstract: A bio-based corrosion inhibitor composition includes a corn stillage product, and may be a substantially water insoluble fraction of corn stillage. The corrosion inhibitor composition is useful in protecting metal articles from corrosion.Type: GrantFiled: June 23, 2014Date of Patent: May 3, 2016Assignee: Cortec CorporationInventors: Margarita Kharshan, Alla Furman, Kristy Gillette, Robert Kean
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Patent number: 8800224Abstract: A volatile corrosion inhibiting agent is provided for dispersion of a vapor phase corrosion inhibitor in a vapor stream that is passed into a sheath or other casing enclosing a metal bar, cable, or other tension member to protect said tension member from corrosion.Type: GrantFiled: August 30, 2010Date of Patent: August 12, 2014Assignee: Cortec CorporationInventors: Margarita Kharshan, Alla Furman, Jessi Jackson Meyer
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Patent number: 8795589Abstract: A volatile corrosion inhibitor may be in the form of, or derived from, molasses. Corrosion inhibition activity may be provided by molasses products, including molasses and/or any derivative product generated therefrom. Example molasses products include concentrated molasses, dehydrated molasses, molasses distillates or pot bottoms from distillation, extracted fractions of molasses, molasses fractions prepared by precipitation or membrane separation, and molasses residues remaining after removal of additional sugar or other targeted compounds. In one embodiment, the molasses-based corrosion inhibitor may be derived from sugar beet molasses.Type: GrantFiled: April 27, 2012Date of Patent: August 5, 2014Assignee: Cortec CorporationInventors: Alla Furman, Margarita Kharshan, Ming Shen, Robert Kean
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Patent number: 8790457Abstract: A bio-based corrosion inhibitor composition includes a corn stillage product, and may be a substantially water insoluble fraction of corn stillage. The corrosion inhibitor composition is useful in protecting metal articles from corrosion.Type: GrantFiled: March 4, 2013Date of Patent: July 29, 2014Assignee: Cortec CorporationInventors: Margarita Kharshan, Alla Furman, Kristy Gillette, Robert Kean
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Publication number: 20140205496Abstract: A volatile corrosion inhibiting agent is provided for dispersion of a vapor phase corrosion inhibitor in a vapor stream that is passed into a sheath or other casing enclosing a metal bar, cable, or other tension member to protect said tension member from corrosion.Type: ApplicationFiled: March 24, 2014Publication date: July 24, 2014Applicant: Cortec CorporationInventors: Margarita Kharshan, Alla Furman, Jessi Jackson Meyer
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Patent number: 8603603Abstract: A corrosion inhibiting agent is provided as a finely ground powder that is dispensed into a sheath or other casing enclosing a metal bar, cable, or other tension member. The agents are produced by preparing salts of amines with benzoic acid or nitric acid, drying the salts, and grinding and screening the salts to provide a desired maximum particle size. Also disclosed is a dry fogging system through which the powder is applied to metal tension members enclosed in polymeric sheaths or other fluid tight casings.Type: GrantFiled: February 7, 2011Date of Patent: December 10, 2013Assignee: Cortec CorporationInventors: Jessica Jackson Meyer, Margarita Kharshan, Boris A. Miksic
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Patent number: 8440095Abstract: A corrosion inhibiting deicer composition includes an aqueous extract of corn stillage. The composition may be combined with a freezing point suppression agent to exhibit a freezing point of less than ?35° C. The composition may be applied as a deicer to corrosion-susceptible materials without substantial risk of corrosion.Type: GrantFiled: May 7, 2012Date of Patent: May 14, 2013Assignee: Cortec CorporationInventors: Margarita Kharshan, Alla Furman, Elizabeth Austin
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Patent number: 8409340Abstract: A bio-based corrosion inhibitor composition includes a corn stillage product, and may be a substantially water insoluble fraction of corn stillage. The corrosion inhibitor composition is useful in protecting metal articles from corrosion.Type: GrantFiled: May 7, 2012Date of Patent: April 2, 2013Assignee: Cortec CorporationInventors: Margarita Kharshan, Alla Furman, Kristy Gillette, Robert Kean
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Patent number: 7892601Abstract: A corrosion inhibiting agent is provided as a finely ground powder that is dispensed into a sheath or other casing enclosing a metal bar, cable, or other tension member. The agents are produced by preparing salts of amines with benzoic acid or nitric acid, drying the salts, and grinding and screening the salts to provide a desired maximum particle size. Also disclosed is a dry fogging process through which the powder is applied to metal tension members enclosed in polymeric sheaths or other fluid tight casings.Type: GrantFiled: November 14, 2006Date of Patent: February 22, 2011Assignee: Cortec CorporationInventors: Jessica Jackson Meyer, Margarita Kharshan, Boris A. Miksic
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Patent number: 7763213Abstract: A package for enclosing volatile corrosion inhibiting materials includes a first enclosure barrier being fabricated from one or more gas-impermeable materials and defining a first enclosed space. The package further includes a substrate having one or more volatile corrosion inhibitor materials disposed thereon, with the substrate being disposed within the first enclosed space. In some embodiments, a second enclosure barrier being fabricated from a gas-permeable, solid particle-impermeable material is disposed in the first enclosed space, and defines a second enclosed space inside of the first enclosed space. In such embodiments, the substrate is preferably disposed within the second enclosed space.Type: GrantFiled: December 21, 2005Date of Patent: July 27, 2010Assignees: Freescale Semiconductor, Inc., Cortec CorporationInventors: Boris A. Miksic, Cliff Cracauer, Brian Wuertz, Scott Bolton, Barry Haygood, Grant McEwan
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Patent number: 7588820Abstract: A packaging film for use in inhibiting corrosion in packaged goods includes a polymeric substrate resin, between about 1 and 2% by weight of one or more corrosion inhibiting materials, and between about 2 and 10% by weight of nano-clay particles. The packaging film may be formed as a multiple layer co-extruded film, wherein a first polymeric layer is disposed between a second polymeric layer including nano-clay particles, and a third polymeric layer including one or more corrosion inhibitor materials.Type: GrantFiled: February 17, 2005Date of Patent: September 15, 2009Assignee: Cortec CorporationInventors: Robert Berg, Arthur H. Ahlbrecht, Margarita Kharshan, Boris A. Miksie
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Patent number: 7541089Abstract: A sheathed posttensioning cable assembly including an elongated metallic cable and a coaxially disposed outer sheath, with the cable assembly including a polymeric resin fiber/filament impregnated with a migratory corrosion inhibitor being inserted within the sheath and extending along the length of the cable. The polymeric resin is preferably polypropylene, polyethylene, nylon, or polyethylene terephthalate, with the corrosion inhibitor comprising a 50:50 blend of sodium benzoate and alkali metal sebacate. The inhibitor preferably comprises between 5% and 10% by weight of the impregnated fiber/filament.Type: GrantFiled: December 10, 2002Date of Patent: June 2, 2009Assignee: Cortec CorporationInventors: Boris A. Miksic, Alla Furman, Margarita Kharshan, Jessica Jackson
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Patent number: 7492326Abstract: A biodegradable RFID card includes a multiple-layer laminate with each layer being formed of a biodegradable material composition of a blend of between about 30-70% PLA and about 30-70% by weight of one or more polyesters. The biodegradable RFID card further includes an RFID assembly disposed on at least one of the laminate layers, with the RFID assembly including an integrated circuit and an antenna.Type: GrantFiled: May 16, 2006Date of Patent: February 17, 2009Assignee: Cortec CorporationInventors: Dani Bodlovic, Ivan Rogan, Robert Berg, Boris Miksic
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Patent number: 7297191Abstract: A corrosion inhibitor composition includes between about 95 and about 99 percent by weight ammonium benzoate, and between 1 and about 5 percent by weight of silica. The composition may be water soluble for use in solution-based applications.Type: GrantFiled: October 6, 2006Date of Patent: November 20, 2007Assignee: Cortec CorporationInventors: Boris A. Miksic, Margarita Karshan, Ashish Gandhi
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Corrosion inhibitor materials for use in combination with cathodic protectors in metallic structures
Patent number: 7264707Abstract: A corrosion inhibitor composition for use in combination with cathodic protection of metallic structures includes between about 5 and 80 percent by weight cyclohexylammonium benzoate; between about 1 and 10 percent by weight monoethanolammonium benzoate; between about 5 and 90 percent by weight dicyclohexylammonium nitrate; and up to about 5 percent by weight fumed silica, and may further include about 2 percent by weight tolyltriazole.Type: GrantFiled: September 30, 2005Date of Patent: September 4, 2007Assignee: Cortec CorporationInventors: Alla Furman, Margarita Kharshan, Boris A. Miksic