Patents by Inventor Avery L. Watkins
Avery L. Watkins 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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Publication number: 20200317850Abstract: Embodiments of the present disclosure are directed to low cathodic disbondment coating compositions, more particularly, to polyurethane compositions including a butylene oxide based polyol composition that can be utilized to form polyurethane coatings having low cathodic disbondment. As an example, a low cathodic disbondment coating compositions can be formed from a polyurethane composition including a polyol composition that includes a butylene oxide based polyol composition, where the polyol composition has an average hydroxyl functionality from 2 to 8 and a hydroxyl equivalent weight from 150 to 4000, where the butylene oxide based polyol composition is from 10 weight percent to 100 weight percent of a total weight of the polyol composition and has an average hydroxyl functionality from 2 to 3, and a polyisocyanate composition, where the polyurethane composition has an isocyanate index in a range from 70 to 120.Type: ApplicationFiled: May 22, 2017Publication date: October 8, 2020Applicant: Dow Global Technologies LLCInventors: Aayush Shah, Fabio Aguirre Vargas, Avery L. Watkins, Amber Stephenson
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Patent number: 10752830Abstract: A coated proppant includes a solid core proppant particle and a heavy metal recovery coating, including heavy metal recovery crystals embedded within a polymer resin matrix. A process for the manufacture of a coated proppant includes providing a solid core proppant particle, and forming on the solid core proppant particle, a heavy metal recovery coating including heavy metal recovery crystals embedded within a polymer resin matrix.Type: GrantFiled: June 27, 2016Date of Patent: August 25, 2020Assignee: Dow Global Technologies LLCInventors: Kaoru Aou, Juan Carlos Medina, H. Robert Goltz, Sachit Goyal, Arjun Raghuraman, Fabio Aguirre Vargas, Avery L. Watkins, David A. Reuschle, Ann F. Johnson, Yasmin N. Srivastava
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Publication number: 20180214914Abstract: A process for removing contaminants from a fiber reinforcement material, the process comprising: (a) feeding a fiber reinforcement into a heated vessel, (b) passing the fiber reinforcement through the heated vessel, (c) heating a source of fluid medium, (d) feeding the heated fluid medium from (c) into the heated vessel having a passageway in the heated vessel for allowing the heated fluid medium from (c) to enter into the heated vessel, (e) passing the heated fluid medium through the heated vessel; wherein the heated vessel has a passageway for allowing the heated fluid medium from (c) to exit the heated vessel, and (f) contacting the fiber reinforcement passing through the heated vessel with the heated fluid medium passing through the heated vessel such that any contaminants present in or on the fiber reinforcement is sufficiently reduced to provide a purified fiber reinforcement exiting the heated vessel.Type: ApplicationFiled: July 18, 2016Publication date: August 2, 2018Inventors: Kevin J. Meyer, Douglas L. Potts, Thomas P. Willumstad, Avery L. Watkins
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Patent number: 10023763Abstract: Provided is a sprayable polyurethane coating, comprising the reaction product of an isocyanate component and an isocyanate-reactive component, wherein the isocyanate component includes an isocyanate, and the isocyanate-reactive component includes a cardanol-modified epoxy polyol. The cardanol-modified epoxy polyol is a reaction product of an epoxy component and an epoxy-reactive component at a ratio of epoxy groups to epoxy reactive groups from 1:0.95 to 1:5, and the epoxy-reactive component includes a cardanol component. A sprayable polyurethane based reaction system comprising the sprayable polyurethane coating and a process for forming the sprayable polyurethane coating are also provided.Type: GrantFiled: September 22, 2014Date of Patent: July 17, 2018Inventors: Avery L. Watkins, Mikhail Y. Gelfer, Wei Li, Yi Zhang, Jiang Li
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Publication number: 20180194992Abstract: A coated proppant includes a solid core proppant particle and a heavy metal recovery coating, including heavy metal recovery crystals embedded within a polymer resin matrix. A process for the manufacture of a coated proppant includes providing a solid core proppant particle, and forming on the solid core proppant particle, a heavy metal recovery coating including heavy metal recovery crystals embedded within a polymer resin matrix.Type: ApplicationFiled: June 27, 2016Publication date: July 12, 2018Inventors: Kaoru Aou, Juan Carlos Medina, H. Robert Goltz, Sachit Goyal, Arjun Raghuraman, Fabio Aguirre Vargas, Avery L. Watkins, David A. Reuschle, Ann F. Johnson, Yasmin N. Srivastava
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Patent number: 9988554Abstract: A sprayable polyurethane based reaction system for forming a protective coating in industrial containers includes a first component and a second component, each having a viscosity less than 1500 cP at 25° C. A difference between the viscosities of the first component and the second component within a temperature range of 60° C. and 80° C. is from ?150 cP to 150 cP. The first component is a reaction product of a polyol component that includes a first butylene oxide propylene oxide copolymer polyol having a polyoxybutylene content of at least 50 wt % and an isocyanate component that includes at least one polyisocyanate. The second component has a second butylene oxide propylene oxide copolymer polyol having a polyoxybutylene content of at least 50 wt %. At least one selected from a group of the polyol component and the second component includes a primary hydroxyl containing polyol.Type: GrantFiled: September 29, 2014Date of Patent: June 5, 2018Inventors: Avery L. Watkins, James Facello
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Publication number: 20170369635Abstract: Rapidly gelling epoxy resin systems include an epoxy resin, certain acrylate-functional compounds, and a curing agent mixture that includes a thiol curing agent and an amine curing agent. Gel times well less than 1 minute can be obtained. The ratio of acrylate-functional compound to thiol curing agent can be varied to adjust the gel time to precise values within a broad range.Type: ApplicationFiled: December 5, 2015Publication date: December 28, 2017Applicant: Dow Global Technologies LLCInventors: Adam C. Colson, Avery L. Watkins, Zubin B. Kuvadia, Kwanho Chang
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Publication number: 20170233604Abstract: Provided is a sprayable polyurethane coating, comprising the reaction product of an isocyanate component and an isocyanate-reactive component, wherein the isocyanate component includes an isocyanate, and the isocyanate-reactive component includes a cardanol-modified epoxy polyol. The cardanol-modified epoxy polyol is a reaction product of an epoxy component and an epoxy-reactive component at a ratio of epoxy groups to epoxy reactive groups from 1:0.95 to 1:5, and the epoxy-reactive component includes a cardanol component. A sprayable polyurethane based reaction system comprising the sprayable polyurethane coating and a process for forming the sprayable polyurethane coating are also provided.Type: ApplicationFiled: September 22, 2014Publication date: August 17, 2017Inventors: Avery L. Watkins, Mikhail Y. Gelfer, Wei Li, Yi Zhang, Jiang Li
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Patent number: 9539566Abstract: A process for forming a catalyst from a catalytic metal precursor, a chelating bisphosphite and a bulky monophosphite, with a slightly greater than stoichiometric amount of chelating bisphosphite relative to catalytic metal under a CO partial pressure at least 25 psig.Type: GrantFiled: August 15, 2013Date of Patent: January 10, 2017Assignee: Dow Technology Investments LLCInventors: Michael A. Brammer, Rick B. Watson, Avery L. Watkins
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Publication number: 20160208136Abstract: A sprayable polyurethane based reaction system for forming a protective coating in industrial containers includes a first component and a second component, each having a viscosity less than 1500 cP at 25° C. A difference between the viscosities of the first component and the second component within a temperature range of 60° C. and 80° C. is from ?150 cP to 150 cP. The first component is a reaction product of a polyol component that includes a first butylene oxide propylene oxide copolymer polyol having a polyoxybutylene content of at least 50 wt % and an isocyanate component that includes at least one polyisocyanate. The second component has a second butylene oxide propylene oxide copolymer polyol having a polyoxybutylene content of at least 50 wt %. At least one selected from a group of the polyol component and the second component includes a primary hydroxyl containing polyol.Type: ApplicationFiled: September 29, 2014Publication date: July 21, 2016Inventors: Avery L. Watkins, James Facello
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Publication number: 20160031765Abstract: Embodiments relate to a polyurethane coating film that has improved water barrier properties combined with mechanical strength. According to embodiments, a polyurethane encapsulate includes a polyurethane film that is a reaction product of an aromatic isocyanate and a polyol, and the polyol includes a butylene oxide based polyether polyol in an amount of at least 35 wt % based on a total weight of the polyol. The polyurethane encapsulate further includes a particulate material that is enclosed by the polyurethane film.Type: ApplicationFiled: April 24, 2014Publication date: February 4, 2016Applicant: Dow Global Technologies LLCInventors: Avery L Watkins, Juan Carlos Medina, Dwight D. Latham
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Patent number: 9174907Abstract: A process comprising contacting a reaction fluid, which contains at least one phosphorus acidic compound, with a buffer solution to neutralize at least some amount of the phosphorus acidic compound, wherein the buffer solution comprises at least one salt of an unsaturated aliphatic carboxylic acid.Type: GrantFiled: May 22, 2013Date of Patent: November 3, 2015Assignee: Dow Technology Investments LLCInventors: Michael A. Brammer, Rick B. Watson, Avery L. Watkins
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Publication number: 20150209773Abstract: A process for forming a catalyst from a catalytic metal precursor, a chelating bisphosphite and a bulky monophosphite, with a slightly greater than stoichiometric amount of chelating bisphosphite relative to catalytic metal under a CO partial pressure at least 25 psig.Type: ApplicationFiled: August 15, 2013Publication date: July 30, 2015Applicant: DOW TECHNOLOGY INVESTMENTS LLCInventors: Michael A. Brammer, Rick B. Watson, Avery L. Watkins
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Publication number: 20150133695Abstract: A process comprising contacting a reaction fluid, which contains at least one phosphorus acidic compound, with a buffer solution to neutralize at least some amount of the phosphorus acidic compound, wherein the buffer solution comprises at least one salt of an unsaturated aliphatic carboxylic acid.Type: ApplicationFiled: May 22, 2013Publication date: May 14, 2015Applicant: The Dow Chemical CompanyInventors: Michael A. Brammer, Rick B. Watson, Avery L. Watkins