Patents by Inventor Bruce Marshall
Bruce Marshall has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 12428570Abstract: The present invention provides water-based thermoformable printing inks and coatings. The inks and coatings of the invention comprise one or more acrylic emulsions, one or more styrene acrylic emulsions, an adhesion promoter, and water.Type: GrantFiled: July 6, 2016Date of Patent: September 30, 2025Assignee: Sun Chemical CorporationInventors: Alexander Lahr, Bruce Marshall
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Patent number: 12351719Abstract: Method for recycling printed plastic articles without contaminating or staining the recycled plastic with color due the printed ink. The ink is a water-based composition comprising select self-crosslinking acrylate copolymers or polyurethane resins, which inks exhibit good adhesion under conditions of use, but which are readily removed as solid particles when exposed to a hot caustic solution. Due to the inks being removed as solid particles, and not dissolving into the ink, the recycled plastic remains uncontaminated by the ink during recycling.Type: GrantFiled: June 28, 2022Date of Patent: July 8, 2025Assignee: Sun Chemical CorporationInventors: Alexander Lahr, Bruce Marshall
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Publication number: 20240417569Abstract: The present invention provides water-based primer compositions comprising polyolefin type adhesion promoters. Preferably, the polyolefin type adhesion promoter is a maleated polyolefin type adhesion promoter. The primer compositions improve adhesion of water-based inks and coatings to low-treatment substrates.Type: ApplicationFiled: August 27, 2024Publication date: December 19, 2024Applicant: SUN CHEMICAL CORPORATIONInventors: Bruce Marshall, Benjamin Floyd
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Publication number: 20240301224Abstract: Method for recycling printed plastic articles without contaminating or staining the recycled plastic with color due the printed ink. The ink is a water-based composition comprising select self-crosslinking acrylate copolymers or polyurethane resins, which inks exhibit good adhesion under conditions of use, but which are readily removed as solid particles when exposed to a hot caustic solution. Due to the inks being removed as solid particles, and not dissolving into the ink, the recycled plastic remains uncontaminated by the ink during recycling.Type: ApplicationFiled: June 28, 2022Publication date: September 12, 2024Applicant: SUN CHEMICAL CORPORATIONInventors: Alexander Lahr, Bruce Marshall
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Publication number: 20240294786Abstract: The present invention provides a printing ink or coating composition comprising a self-crosslinking acrylic polymer and a silicone emulsion wherein the self-crosslinking acrylic polymer has a minimum film forming temperature of less than 25° C. Furthermore, the present invention also provides a process for preparing a coated substrate, in particular a polyboard substrate, and an article made from the coated substrate, such as a milk or juice carton.Type: ApplicationFiled: February 12, 2024Publication date: September 5, 2024Applicant: Sun Chemical CorporationInventors: Alexander Lahr, Bruce Marshall
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Patent number: 11753556Abstract: Described herein are opaque water-based inks that include water and an opacity-providing polymer component. In one aspect, the opacity providing polymer component is a hollow sphere polymer material. The opacity-providing polymer material may replace all or part of white opacifying pigment material, such as titanium dioxide. Also described herein is a method of opacifying a printing ink by adding hollow sphere resin particles and a colorant to a printing ink that comprises water as a volatile component.Type: GrantFiled: April 25, 2018Date of Patent: September 12, 2023Assignee: Sun Chemical CorporationInventors: Alexander Lahr, Bruce Marshall
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Publication number: 20220145089Abstract: The present invention provides water-based primer compositions comprising polyolefin type adhesion promoters. Preferably, the polyolefin type adhesion promoter is a maleated polyolefin type adhesion promoter. The primer compositions improve adhesion of water-based inks and coatings to low-treatment substrates.Type: ApplicationFiled: February 28, 2020Publication date: May 12, 2022Applicant: SUN CHEMICAL CORPORATIONInventors: Bruce Marshall, Benjamin Floyd
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Publication number: 20200299529Abstract: Described herein are opaque water-based inks that include water and an opacity-providing polymer component. In one aspect, the opacity providing polymer component is a hollow sphere polymer material. The opacity-providing polymer material may replace all or part of white opacifying pigment material, such as titanium dioxide. Also described herein is a method of opacifying a printing ink by adding hollow sphere resin particles and a colorant to a printing ink that comprises water as a volatile component.Type: ApplicationFiled: April 25, 2018Publication date: September 24, 2020Applicant: SUN CHEMICAL CORPORATIONInventors: Alexander LAHR, Bruce Marshall
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Patent number: 10655026Abstract: The present invention is directed to a water-based printing ink or coating composition comprising an acrylic resin emulsion and an epoxy ester resin dispersion. The present invention also provides a process for preparing the printing ink or coating composition comprising forming an emulsion of an acrylic resin having the general formula I by copolymerizing monomers in water, forming an epoxy ester resin dispersion by adding the epoxy ester resin to a solvent and combining the acrylic resin emulsion and the epoxy resin ester dispersion to provide the composition. Finally the present invention provides a process for preparing an article with a coating or an ink printed thereon which comprises applying the ink or coating composition to a surface of an article and drying the composition. The compositions exhibit a high degree of alkali resistance, acid resistance and/or water softener resistance.Type: GrantFiled: January 7, 2015Date of Patent: May 19, 2020Assignee: Sun Chemical CorporationInventors: Bruce Marshall, Mike Schmidt, Ralph Arcurio
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Publication number: 20190085191Abstract: The present invention provides water-based thermoformable printing inks and coatings. The inks and coatings of the invention comprise one or more acrylic emulsions, one or more styrene acrylic emulsions, an adhesion promoter, and water.Type: ApplicationFiled: July 6, 2016Publication date: March 21, 2019Applicant: SUN CHEMICAL CORPORATIONInventors: Alexander LAHR, Bruce MARSHALL
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Publication number: 20160333207Abstract: The present invention is directed to a water-based printing ink or coating composition comprising an acrylic resin emulsion and an epoxy ester resin dispersion. The present invention also provides a process for preparing the printing ink or coating composition comprising forming an emulsion of an acrylic resin having the general formula I by copolymerizing monomers in water, forming an epoxy ester resin dispersion by adding the epoxy ester resin to a solvent and combining the acrylic resin emulsion and the epoxy resin ester dispersion to provide the composition. Finally the present invention provides a process for preparing an article with a coating or an ink printed thereon which comprises applying the ink or coating composition to a surface of an article and drying the composition. The compositions exhibit a high degree of alkali resistance, acid resistance and/or water softener resistance.Type: ApplicationFiled: January 7, 2015Publication date: November 17, 2016Applicant: SUN CHEMICAL CORPORATIONInventors: Bruce MARSHALL, Mike SCHMIDT, Ralph ARCURIO
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Patent number: 8001784Abstract: A system that utilizes the naturally superheated fluids available from hydrothermal vents to harness the almost limitless quantities of heat energy they contain. It consists of one major system that has three parts: (i) funnel, (ii) pipes, and (iii) any combination of several mechanical attachments. The recovered heat energy will then be used to drive steam turbines or other equipment for electricity generation, water desalination, or any other thermal energy use. It could also be simultaneously or separately fed into resource recovery equipment for the recovery of valuable metals, minerals, and chemicals without system modification.Type: GrantFiled: August 6, 2007Date of Patent: August 23, 2011Inventor: Bruce Marshall
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Publication number: 20090013690Abstract: A system that utilizes the naturally superheated fluids available from hydrothermal vents to harness the almost limitless quantities of heat energy they contain. It consists of one major system that has three parts: (i) funnel, (ii) pipes, and (iii) any combination of several mechanical attachments. The recovered heat energy will then be used to drive steam turbines or other equipment for electricity generation, water desalination, or any other thermal energy use. It could also be simultaneously or separately fed into resource recovery equipment for the recovery of valuable metals, minerals, and chemicals without system modification.Type: ApplicationFiled: August 6, 2007Publication date: January 15, 2009Inventor: Bruce Marshall