Patents by Inventor Steven V. Haldeman
Steven V. Haldeman 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: 20240118541Abstract: A display system for displaying information is disclosed, the display system comprising a glazing that includes a first transparent rigid substrate, a second transparent rigid substrate, and an interlayer positioned between the first and the second transparent rigid substrates; a projector that emits light toward the glazing at three discrete wavelength ranges in the visible spectrum; and at least three narrow band rejectors, disposed in a vision area of the glazing, that selectively reject light within the three wavelength ranges emitted by the projector.Type: ApplicationFiled: December 2, 2021Publication date: April 11, 2024Applicant: SOLUTIA INC.Inventors: JAIME ANTONIO LI, CASEY LYNN ELKINS, STEVEN V. HALDEMAN, FRANCOIS ANDRE KORAN
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Publication number: 20240027761Abstract: Display systems for viewing information are disclosed, that comprise a glazing, one or more holographic optical elements which reflect light within three or more discrete wavelength ranges; and one or more narrow-band absorbers that selectively absorb light of the same wavelengths as those reflected by the holographic optical elements. Also disclosed are methods of preventing or reducing stray light artifacts resulting from reflection or transmission from one or more holographic optical elements.Type: ApplicationFiled: December 2, 2021Publication date: January 25, 2024Applicant: SOLUTIA INC.Inventors: FRANCOIS ANDRE KORAN, CASEY LYNN ELKINS, STEVEN V. HALDEMAN, JAIME ANTONIO LI
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Publication number: 20240004193Abstract: A display system for displaying information is disclosed, the display system comprising a glazing that includes a first transparent rigid substrate, a second transparent rigid substrate, and an interlayer positioned between the first and the second transparent rigid substrates; a projector that emits light toward the glazing at three discrete wavelength ranges in the visible spectrum; and at least three narrow band absorbers, disposed in a vision area of the glazing, that selectively absorb light within the three wavelength ranges emitted by the projector.Type: ApplicationFiled: December 2, 2021Publication date: January 4, 2024Applicant: SOLUTIA INC.Inventors: JAIME ANTONIO LI, CASEY LYNN ELKINS, STEVEN V. HALDEMAN, FRANCOIS ANDRE KORAN
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Publication number: 20240004114Abstract: Display systems and methods are disclosed for displaying images, while preventing or reducing unintended viewing. A projector is provided that emits light toward a viewing surface at three discrete wavelength ranges to create an image. A light-absorbing substrate is also provided, disposed between the viewing surface and the unintended viewer, incorporating narrow-band absorbers that selectively absorb light within the three wavelength ranges, thus reducing or eliminating the image perceived by the unintended viewer.Type: ApplicationFiled: December 2, 2021Publication date: January 4, 2024Applicant: SOLUTIA INC.Inventors: JAIME ANTONIO LI, CASEY LYNN ELKINS, STEVEN V. HALDEMAN, FRANCOIS ANDRE KORAN
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Publication number: 20230305207Abstract: The present application discloses interlayers comprising half waveplate (“HWP”) films and head-up display systems incorporating the interlayers. The interlayers and head-up display systems are optimized so that the optical axis has an angle phi (?) relative to the axis formed from the p-polarization direction of a display light projected onto the plane of the HWP film. The optimized ? depends on the optical properties of the films.Type: ApplicationFiled: June 30, 2021Publication date: September 28, 2023Applicant: EASTMAN CHEMICAL COMPANYInventors: QIANQIAN ZHANG, BIN WANG, STEVEN V. HALDEMAN, CASEY LYNN ELKINS
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Publication number: 20230288699Abstract: A wedge-shaped interlayer having reduced dynamic ghosting is provided, wherein the interlayer comprises at least one polymer layer comprising a poly(vinyl acetal) resin and at least one plasticizer, wherein said wedge-shaped interlayer defines a head-up display (HUD) region having a target vertical wedge angle, an actual vertical wedge angle and an absolute wedge angle rate of change, wherein the absolute wedge angle rate of change is less than 3.0 prad/mm throughout the entire HUD region.Type: ApplicationFiled: July 22, 2021Publication date: September 14, 2023Applicant: Solutia Inc.Inventors: Lora Lee Spangler, Steven V Haldeman, Ingo Kramer, Jeffrey B Hurlbut
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Publication number: 20230278309Abstract: A wedge-shaped interlayer having reduced dynamic ghosting and reduced dynamic transmitted imagery variations is provided, wherein the interlayer comprises at least one polymer layer comprising a poly(vinyl acetal) resin and at least one plasticizer, wherein said wedge-shaped interlayer defines a head-up display (HUD) region having a target vertical wedge angle, an actual vertical wedge angle and an absolute wedge angle rate of change, wherein the absolute wedge angle rate of change is less than 3.0 prad/mm throughout the entire HUD region, and less than 3.0 prad/mm outside the HUD region.Type: ApplicationFiled: July 22, 2021Publication date: September 7, 2023Applicant: Solutia Inc.Inventors: Francois Andre Koran, Lora Lee Spangler, Steven V. Haldeman
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Publication number: 20230009557Abstract: An electrochromic device is disclosed. The electrochromic device includes (i) a first substrate with an electrically conductive layer on an inner surface thereof; (ii) a second substrate with an electrically conductive layer on an inner surface thereof; (iii) an electrochromic assembly comprising at least one electrochromic layer; (iv) a first bus bar pair comprising a positive bus bar electrically connected to the electrically conductive layer of the first substrate and a negative bus bar electrically connected to the electrically conductive layer of said second substrate; and (v) a second bus bar pair including a positive bus bar electrically connected to the electrically conductive layer of the first substrate and a negative bus bar electrically connected to the electrically conductive layer of the second substrate. A process for reversibly changing the optical properties of an electrochromic device that includes at least one electrochromic layer is also described.Type: ApplicationFiled: December 17, 2020Publication date: January 12, 2023Applicant: Solutia Inc.Inventors: Shanzuo Ji, Steven V. Haldeman, Francois Andre Koran
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Publication number: 20220229395Abstract: Interlayers that exhibit superior properties and that provide desirable optical properties when incorporated into laminates, such as windshields, windows or other glazings containing a holographic optical element (HOE) are disclosed. The interlayers, when used in a laminate in conjunction with the HOE film, maintain and do not detract from the HOE film properties.Type: ApplicationFiled: July 24, 2020Publication date: July 21, 2022Applicant: Solutia Inc.Inventors: Francois Andre Koran, John Joseph D'Errico, Steven V. Haldeman
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Publication number: 20220161525Abstract: Tie layers and structures that exhibit superior properties and that provide desirable optical properties when incorporated into laminates, such as windshields, windows or other glazings containing a holographic optical element (HOE) are disclosed. The tie layers, when used in a laminate in conjunction with the HOE film, optionally with additional polymer layers, maintain and do not detract from the HOE film properties.Type: ApplicationFiled: July 24, 2020Publication date: May 26, 2022Applicant: Solutia Inc.Inventors: Francois Andre Koran, Steven V. Haldeman
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Esterified poly(vinyl acetal) resin compositions, layers, and interlayers having enhanced properties
Patent number: 10428167Abstract: Resin compositions, layers, and interlayers comprising an acetoacetylized poly(vinyl acetal) resin are provided. Such compositions, layers, and interlayers can exhibit enhanced or optimized properties as compared to non-acetoacetylized poly(vinyl acetal) resins. The acetoacetylized poly(vinyl acetal) resins may be used in a layer or an interlayer for in an architectural application, or the acetoacetylized poly(vinyl acetal) resins may be used in a layer or interlayer, or combined with other layers, to provide an interlayer having good acoustic and other properties.Type: GrantFiled: April 3, 2016Date of Patent: October 1, 2019Assignee: Solutia Inc.Inventors: Bruce Edward Wade, Witold Szydlowski, Helen Mackin Thompson, Jun Lu, John Joseph D'Errico, Garry Kenneth Weakley, Howard Smith Carman, Jr., Steven V Haldeman, Guangxin Tang -
Patent number: 10022908Abstract: Resin layers and interlayers exhibiting enhanced adhesion to inorganic surfaces, such as glass, are provided. In some cases, the layers and interlayers may comprise at least one adhesion stabilizing agent for improving adhesion to various surfaces, even in the presence of moisture. Such layers and interlayers may be useful, for example, in multiple layer panels, such as, for example, safety glass used in automotive and architectural applications.Type: GrantFiled: May 24, 2017Date of Patent: July 17, 2018Assignee: SOLUTIA INC.Inventors: Weihong Cui, Steven V. Haldeman, Francois Andre Koran, Pu Zhang
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Publication number: 20170252964Abstract: Resin layers and interlayers exhibiting enhanced adhesion to inorganic surfaces, such as glass, are provided. In some cases, the layers and interlayers may comprise at least one adhesion stabilizing agent for improving adhesion to various surfaces, even in the presence of moisture. Such layers and interlayers may be useful, for example, in multiple layer panels, such as, for example, safety glass used in automotive and architectural applications.Type: ApplicationFiled: May 24, 2017Publication date: September 7, 2017Applicant: SOLUTIA INC.Inventors: WEIHONG CUI, STEVEN V. HALDEMAN, FRANCOIS ANDRE KORAN, PU ZHANG
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Patent number: 9688018Abstract: Resin layers and interlayers exhibiting enhanced adhesion to inorganic surfaces, such as glass, are provided. In some cases, the layers and interlayers may comprise at least one adhesion stabilizing agent for improving adhesion to various surfaces, even in the presence of moisture. Such layers and interlayers may be useful, for example, in multiple layer panels, such as, for example, safety glass used in automotive and architectural applications.Type: GrantFiled: October 20, 2015Date of Patent: June 27, 2017Assignee: SOLUTIA INC.Inventors: Weihong Cui, Steven V. Haldeman, Francois Andre Koran, Pu Zhang
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ESTERIFIED POLY(VINYL ACETAL) RESIN COMPOSITIONS, LAYERS, AND INTERLAYERS HAVING ENHANCED PROPERTIES
Publication number: 20160289362Abstract: Resin compositions, layers, and interlayers comprising an acetoacetylized poly(vinyl acetal) resin are provided. Such compositions, layers, and interlayers can exhibit enhanced or optimized properties as compared to non-acetoacetylized poly(vinyl acetal) resins. The acetoacetylized poly(vinyl acetal) resins may be used in a layer or an interlayer for in an architectural application, or the acetoacetylized poly(vinyl acetal) resins may be used in a layer or interlayer, or combined with other layers, to provide an interlayer having good acoustic and other properties.Type: ApplicationFiled: April 3, 2016Publication date: October 6, 2016Applicant: SOLUTIA INC.Inventors: BRUCE EDWARD WADE, WITOLD SZYDLOWSKI, HELEN MACKIN THOMPSON, JUN LU, JOHN JOSEPH D'ERRICO, GARRY KENNETH WEAKLEY, HOWARD SMITH CARMAN, JR., STEVEN V. HALDEMAN, GUANGXIN TANG -
Patent number: 9382355Abstract: Resin layers and interlayers exhibiting enhanced adhesion to inorganic surfaces, such as glass, are provided. In some cases, the layers and interlayers may comprise at least one adhesion stabilizing agent for improving adhesion to various surfaces, even in the presence of moisture. Such layers and interlayers may be useful, for example, in multiple layer panels, such as, for example, safety glass used in automotive and architectural applications.Type: GrantFiled: December 8, 2014Date of Patent: July 5, 2016Assignee: SOLUTIA INC.Inventors: Weihong Cui, Steven V. Haldeman, Francois Andre Koran, Pu Zhang
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Publication number: 20160159946Abstract: Resin layers and interlayers exhibiting enhanced adhesion to inorganic surfaces, such as glass, are provided. In some cases, the layers and interlayers may comprise at least one adhesion stabilizing agent for improving adhesion to various surfaces, even in the presence of moisture. Such layers and interlayers may be useful, for example, in multiple layer panels, such as, for example, safety glass used in automotive and architectural applications.Type: ApplicationFiled: December 8, 2014Publication date: June 9, 2016Applicant: Solutia Inc.Inventors: Weihong Cui, Steven V. Haldeman, Francois Andre Koran, Pu Zhang
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Publication number: 20160159042Abstract: Resin layers and interlayers exhibiting enhanced adhesion to inorganic surfaces, such as glass, are provided. In some cases, the layers and interlayers may comprise at least one adhesion stabilizing agent for improving adhesion to various surfaces, even in the presence of moisture. Such layers and interlayers may be useful, for example, in multiple layer panels, such as, for example, safety glass used in automotive and architectural applications.Type: ApplicationFiled: October 20, 2015Publication date: June 9, 2016Applicant: Solutia Inc.Inventors: WEIHONG CUI, Steven V. Haldeman, Francois Andre Koran, Pu Zhang
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Publication number: 20140360582Abstract: The present invention provides a photovoltaic device comprising metal and a poly(vinyl butyral) layer that incorporates a suitable amount of 1H-benzotriazole. When electrical bias is applied to the photovoltaic device, 1H-benzotriazole forms a barrier layer at the metal/poly(vinyl butyral) interface, which, for example, unexpectedly virtually eliminated the yellowing of poly(vinyl butyral) in photovoltaic devices comprising silver components.Type: ApplicationFiled: August 25, 2014Publication date: December 11, 2014Applicant: SOLUTIA INC.Inventors: Weihong Cui, Steven V. Haldeman
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Patent number: 5786299Abstract: A thermal dye transfer assemblage comprising:(I) a dye-donor element comprising a support having thereon a dye layer comprising a dye dispersed in a polymeric binder, the dye being a deprotonated cationic dye which is capable of being reprotonated to a cationic dye having a N-H group which is part of a conjugated system, and(II) a dye-receiving element comprising a support having thereon a polymeric dye image-receiving layer, the dye-receiving element being in a superposed relationship with the dye-donor element so that the dye layer is in contact with the polymeric dye image-receiving layer, the polymeric dye image-receiving layer comprising a mixture ofa) a polymer having a Tg of less than about 19.degree. C. and having no or only slight acidity; andb) a water-soluble, multifunctional carboxylic acid with at least two carboxylic acid groups attached.Type: GrantFiled: June 19, 1997Date of Patent: July 28, 1998Assignee: Eastman Kodak CompanyInventors: Kristine B. Lawrence, Steven V. Haldeman, Teh-Ming Kung