Patents by Inventor Darin W. Laird
Darin W. Laird 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: 20230385586Abstract: A method for detecting a component including a concealed pattern includes: detecting infrared electromagnetic radiation reflected or emitted by a component including a first pattern, the component including: a substrate; the first pattern disposed over at least a portion of the substrate; an optional primer layer disposed between at least a portion of the substrate and at least a portion of the first pattern; and a first visibly opaque layer including an infrared transparent pigment, the first visibly opaque layer disposed over at least a portion of the first pattern; and comparing the reflectivity and/or absorbance of infrared electromagnetic radiation by the first pattern at one wavelength to the reflectivity and/or absorbance by the primer layer and/or the substrate at the same wavelength.Type: ApplicationFiled: July 28, 2023Publication date: November 30, 2023Inventors: Nicolas B. Duarte, Zachary J. Brown, Juan F. Choreno, Julian M. Galvan-Miyoshi, Darin W. Laird, Alejandro Morones Dobarganes, Jose Alberto Olivares Lecona
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Patent number: 11809933Abstract: A method for detecting a component including a concealed pattern includes: detecting infrared electromagnetic radiation reflected or emitted by a component including a first pattern, the component including: a substrate; the first pattern disposed over at least a portion of the substrate; an optional primer layer disposed between at least a portion of the substrate and at least a portion of the first pattern; and a first visibly opaque layer including an infrared transparent pigment, the first visibly opaque layer disposed over at least a portion of the first pattern; and comparing the reflectivity and/or absorbance of infrared electromagnetic radiation by the first pattern at one wavelength to the reflectivity and/or absorbance by the primer layer and/or the substrate at the same wavelength.Type: GrantFiled: August 2, 2022Date of Patent: November 7, 2023Assignee: PPG Industries Ohio, Inc.Inventors: Nicolas B. Duarte, Zachary J. Brown, Juan F. Choreno, Julian M. Galvan-Miyoshi, Darin W. Laird, Alejandro Morones Dobarganes, Jose Alberto Olivares Lecona
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Publication number: 20220374667Abstract: A method for detecting a component including a concealed pattern includes: detecting infrared electromagnetic radiation reflected or emitted by a component including a first pattern, the component including: a substrate; the first pattern disposed over at least a portion of the substrate; an optional primer layer disposed between at least a portion of the substrate and at least a portion of the first pattern; and a first visibly opaque layer including an infrared transparent pigment, the first visibly opaque layer disposed over at least a portion of the first pattern; and comparing the reflectivity and/or absorbance of infrared electromagnetic radiation by the first pattern at one wavelength to the reflectivity and/or absorbance by the primer layer and/or the substrate at the same wavelength.Type: ApplicationFiled: August 2, 2022Publication date: November 24, 2022Inventors: Nicolas B. Duarte, Zachary J. Brown, Juan F. Choreno, Julian M. Galvan-Miyoshi, Darin W. Laird, Alejandro Morones Dobarganes, Jose Alberto Olivares Lecona
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Patent number: 11461607Abstract: A method for detecting a component including a concealed pattern includes: detecting infrared electromagnetic radiation reflected or emitted by a component including a first pattern, the component including: a substrate; the first pattern disposed over at least a portion of the substrate; an optional primer layer disposed between at least a portion of the substrate and at least a portion of the first pattern; and a first visibly opaque layer including an infrared transparent pigment, the first visibly opaque layer disposed over at least a portion of the first pattern; and comparing the reflectivity and/or absorbance of infrared electromagnetic radiation by the first pattern at one wavelength to the reflectivity and/or absorbance by the primer layer and/or the substrate at the same wavelength.Type: GrantFiled: November 12, 2019Date of Patent: October 4, 2022Assignee: PPG Industries Ohio, Inc.Inventors: Nicolas B. Duarte, Zachary J. Brown, Juan F. Choreno, Julian M. Galvan-Miyoshi, Darin W. Laird, Alejandro Morones Dobarganes, Jose Alberto Olivares Lecona
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Publication number: 20220162471Abstract: A stain resistant coating composition includes: urethane acrylate core-shell particles including (1) a polymeric acrylic core; and (2) a polymeric shell including a urethane linkage. The polymeric shell is formed from a reaction mixture including an isocyanate and a polyol. The polyol is substantially free of a six or more consecutive methylene group chain and/or the polyol is formed from monomers comprising a monomer content including at least 10 wt % substituted polyol and/or substituted polyacid and/or at least 25 wt % polyol or polyacid containing cyclic content, based on the total weight of the monomers forming the polyol.Type: ApplicationFiled: April 1, 2020Publication date: May 26, 2022Applicant: PPG Industries Ohio, Inc.Inventors: Gereme T. Hensel, Darin W. Laird, Kurt G. Olson, John E. Schwendeman, Shanti Swarup, Pedro Velez-Herrera, Maria Wang, Qi Zheng
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Publication number: 20220012555Abstract: A method for detecting a component including a concealed pattern includes: detecting infrared electromagnetic radiation reflected or emitted by a component including a first pattern, the component including: a substrate; the first pattern disposed over at least a portion of the substrate; an optional primer layer disposed between at least a portion of the substrate and at least a portion of the first pattern; and a first visibly opaque layer including an infrared transparent pigment, the first visibly opaque layer disposed over at least a portion of the first pattern; and comparing the reflectivity and/or absorbance of infrared electromagnetic radiation by the first pattern at one wavelength to the reflectivity and/or absorbance by the primer layer and/or the substrate at the same wavelength.Type: ApplicationFiled: November 12, 2019Publication date: January 13, 2022Applicant: PPG Industries Ohio, Inc.Inventors: Nicolas B. Duarte, Zachary J. Brown, Juan F. Choreno, Julian M. Galvan-Miyoshi, Darin W. Laird, Alejandro Morones Dobarganes, Jose Alberto Olivares Lecona
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Publication number: 20220002475Abstract: An electrically or thermally conductive polymer composition, includes: a polyester polymer having a backbone including at least 12 consecutive carbon atoms between ester linkages; and conductive particles dispersed in the polyester polymer. A component including an electrically or thermally conductive polymer composition is also disclosed. A method for self-regulating a temperature of a component is also disclosed.Type: ApplicationFiled: November 12, 2019Publication date: January 6, 2022Applicant: PPG Industries Ohio, Inc.Inventors: Jonathan G. Weis, Shawn R. DeBerry, W. David Polk, Paul F. Cheetham, Darin W. Laird, Kurt G. Olson, Thomas E. Decker
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Patent number: 9472765Abstract: Photovoltaic cells comprising an active layer comprising, as p-type material, conjugated polymers such as polythiophene and regioregular polythiophene, and as n-type material at least one fullerene derivative. The fullerene derivative can be C60, C70, or C84. The fullerene also can be functionalized with indene groups. Improved efficiency can be achieved.Type: GrantFiled: February 19, 2014Date of Patent: October 18, 2016Assignees: SOLVAY USA INC., NANO-C, INC.Inventors: Darin W. Laird, Reza Stegamat, Henning Richter, Viktor Vejins, Lawrence T. Scott, Thomas A. Lada
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Patent number: 8920939Abstract: Regioregular polythiophenes having heteroatoms in the substituents can be used in hole injection layer and hole transport layers for electroluminescent devices. Copolymers and organic oxidants can be used. Homopolymers can be used. Metallic impurities can be removed. The heteroatom can be oxygen and can be substituted at the 3-position. Advantages include versatility, synthetic control, and good thermal stability. Different device designs can be used.Type: GrantFiled: September 26, 2005Date of Patent: December 30, 2014Assignee: Solvay USA, Inc.Inventors: Shawn P. Williams, Darin W. Laird, Troy D. Hammond
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Patent number: 8894887Abstract: Photovoltaic cells comprising an active layer comprising, as p-type material, conjugated polymers such as polythiophene and regioregular polythiophene, and as n-type material at least one fullerene derivative. The fullerene derivative can be C60, C70, or C84. The fullerene also can be functionalized with indene groups. Improved efficiency can be achieved.Type: GrantFiled: April 10, 2013Date of Patent: November 25, 2014Assignees: Solvay USA, Inc., Nano-C, Inc.Inventors: Darin W. Laird, Reza Stegamat, Henning Richter, Victor Vejins, Lawrence T. Scott, Thomas A. Lada, II
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Publication number: 20140251434Abstract: Photovoltaic cells comprising an active layer comprising, as p-type material, conjugated polymers such as polythiophene and regioregular polythiophene, and as n-type material at least one fullerene derivative. The fullerene derivative can be C60, C70, or C84. The fullerene also can be functionalized with indene groups. Improved efficiency can be achieved.Type: ApplicationFiled: February 19, 2014Publication date: September 11, 2014Applicants: Plextronics, Inc., Nano-C, Inc.Inventors: Darin W. LAIRD, Reza STEGAMAT, Henning RICHTER, Viktor VEJINS, Lawrence T. SCOTT, Thomas A. LADA, II
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Patent number: 8815124Abstract: Photovoltaic cells comprising an active layer comprising, as p-type material, conjugated polymers such as polythiophene and regioregular polythiophene, and as n-type material at least one fullerene derivative. The fullerene derivative can be C60, C70, or C84. The fullerene also can be functionalized with indene groups. Improved efficiency can be achieved.Type: GrantFiled: February 29, 2008Date of Patent: August 26, 2014Assignees: Solvay USA, Inc., Nano-C, Inc.Inventors: Darin W. Laird, Reza Stegamat, Henning Richter, Viktor Vejins, Larry Scott, Thomas A. Lada, Malika Daadi
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Patent number: 8715606Abstract: Improved methods of fullerene derivative production including use of less solvent, or elimination of solvent, as well as use of shorter reaction times and higher reaction temperatures. Methods useful for production of bis-, tris-, tetra-, penta-, and hexa-fullerene derivatives. Indene is a preferred derivative. The derivatives used in active layers for solar cell applications.Type: GrantFiled: December 19, 2008Date of Patent: May 6, 2014Assignees: Plextronics, Inc., Nano-C, Inc.Inventors: Darin W. Laird, Henning Richter, Viktor Vejins, Larry Scott, Thomas A. Lada, II
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Patent number: 8697988Abstract: Photovoltaic cells comprising an active layer comprising, as p-type material, conjugated polymers such as polythiophene and regioregular polythiophene, and as n-type material at least one fullerene derivative. The fullerene derivative can be C60, C70, or C84. The fullerene also can be functionalized with indene groups. Improved efficiency can be achieved.Type: GrantFiled: June 18, 2012Date of Patent: April 15, 2014Assignees: Plextronics, Inc., Nano-C, Inc.Inventors: Darin W. Laird, Henning Richter, Viktor Vejins, Larry Scott, Thomas A. Lada, Malika Daadi
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Publication number: 20130298993Abstract: Photovoltaic cells comprising an active layer comprising, as p-type material, conjugated polymers such as polythiophene and regioregular polythiophene, and as n-type material at least one fullerene derivative. The fullerene derivative can be C60, C70, or C84. The fullerene also can be functionalized with indene groups. Improved efficiency can be achieved.Type: ApplicationFiled: April 10, 2013Publication date: November 14, 2013Inventors: Darin W. Laird, Reza Stegamat, Henning Richter, Viktor Vejins, Larry Scott, Thomas A. Lada
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Publication number: 20120318359Abstract: Photovoltaic cells comprising an active layer comprising, as p-type material, conjugated polymers such as polythiophene and regioregular polythiophene, and as n-type material at least one fullerene derivative. The fullerene derivative can be C60, C70, or C84. The fullerene also can be functionalized with indene groups. Improved efficiency can be achieved.Type: ApplicationFiled: June 18, 2012Publication date: December 20, 2012Inventors: Darin W. Laird, Reza Stegamat, Malika Daadi, Henning Richter, Viktor Vejins, Larry Scott, Thomas A. Lada
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Patent number: 8217260Abstract: Photovoltaic cells comprising an active layer comprising, as p-type material, conjugated polymers such as polythiophene and regioregular polythiophene, and as n-type material at least one fullerene derivative. The fullerene derivative can be C60, C70, or C84. The fullerene also can be functionalized with indene groups. Improved efficiency can be achieved.Type: GrantFiled: May 2, 2007Date of Patent: July 10, 2012Assignees: Plextronics, Inc., Nano-C, Inc.Inventors: Darin W. Laird, Reza Stegamat, Malika Daadi, legal representative, Henning Richter, Viktor Vejins, Larry Scott, Thomas A. Lada
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Patent number: 7888427Abstract: Latent doping is provided wherein a conducting polymer is mixed with a dopant in solution without the doping reaction occurring unless solvent is removed. Regioregular polythiophenes are a particularly important embodiment. A composition comprising (i) at least one polymer comprising conjugation in the polymer backbone, (ii) at least one dopant for the polymer, (iii) at least one solvent for the polymer and latent dopant, wherein the polymer, the latent dopant, and the solvent are formulated so that the latent dopant does not substantially dope the polymer when formulated, but does substantially react with the polymer when the solvent is removed. Formulation of the composition can comprise adjusting the order of mixing, the amounts of the components, and the temperature. Methods of formulating the compositions and methods of using the compositions are also provided. OLED, PLED, photovoltaic, and other organic electronic devices can be fabricated.Type: GrantFiled: July 31, 2006Date of Patent: February 15, 2011Assignee: Plextronics, Inc.Inventors: Shawn P. Williams, Darin W. Laird, Caton C. Goodman, Christopher M. Greco, Jaideep Rajput
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Patent number: 7790979Abstract: Regioregular polythiophene polymers can be used in photovoltaic applications including copolymers and blends. The polymer can comprise heteroatoms in the side groups. Better efficiencies can be achieved.Type: GrantFiled: September 26, 2005Date of Patent: September 7, 2010Assignee: Plextronics, Inc.Inventors: Shawn P. Williams, Darin W. Laird, Troy D. Hammond, Andrew W. Hannah, Elena E. Sheina, Shijun Jia
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Publication number: 20100147386Abstract: Organic photovoltaic (OPV) devices comprising an organic semiconductor doped with a metal or organic dopant to form an interfacial modification layer, where the layer is disposed on an active layer including a conjugated polymer and a fullerene are described. In the layer, the organic semiconductor can be BPhen or TPBI, and the dopant can be a metal or an organic material. In the active layer, the conjugated polymer can be P3HT and the fullerene can be PCBM or indenyl-substituted fullerene. Improved OPV efficiency and lifetime can be achieved. Good testing results are obtained despite high humidity and high temperature, and modules can be made.Type: ApplicationFiled: November 20, 2009Publication date: June 17, 2010Inventors: Jessica Benson-smith, Christohper T. Brown, Shijun Jia, Darin W. Laird, Christine L. McGuiness, Bal Mukund Dhar