Patents by Inventor Scott B. Charles
Scott B. Charles 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: 20230383114Abstract: An electronic device is described comprising an enclosure, wherein the enclosure comprises a cured epoxy resin composition comprising at least 50 volume % of electrically non-conductive thermally conductive inorganic particles. The enclosure may be a housing of a phone, laptop, or mouse. Alternatively, the enclosure may be a case for an electronic device. Also described are epoxy resin compositions and a method of making an enclosure for an electronic device.Type: ApplicationFiled: August 8, 2023Publication date: November 30, 2023Inventors: Brett A. Beiermann, John C. Clark, Eric G. Larson, Jeremy M. Higgins, Audrey S. Forticaux, Jay R. Lomeda, Wayne S. Mahoney, Scott B. Charles, Timothy D. Fletcher, Wendy L. Thompson, Kyle R. Schwartz
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Patent number: 11773254Abstract: An electronic device is described comprising an enclosure, wherein the enclosure comprises a cured epoxy resin composition comprising at least 50 volume % of electrically non-conductive thermally conductive inorganic particles, wherein the inorganic particles are selected from alumina, boron nitride, silicon carbide, alumina trihydrate and mixtures thereof. The enclosure may be a housing of a phone, laptop, or mouse. Alternatively, the enclosure may be a case for an electronic device. Also described are epoxy resin compositions and a method of making an enclosure for an electronic device.Type: GrantFiled: December 21, 2018Date of Patent: October 3, 2023Assignee: 3M Innovative Properties CompanyInventors: Brett A. Beiermann, John C. Clark, Eric G. Larson, Jeremy M. Higgins, Audrey S. Forticaux, Jay R. Lomeda, Wayne S. Mahoney, Scott B. Charles, Timothy D. Fletcher, Wendy L. Thompson, Kyle R. Schwartz
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Publication number: 20230265279Abstract: A curable composition includes a non-aromatic epoxy resin; a non-aromatic curing agent; and a colorant. The cured composition that is the reaction product of the curable composition exhibits a non-overlap shear value on etched aluminum of at least 30 MPa.Type: ApplicationFiled: September 9, 2021Publication date: August 24, 2023Inventors: Eric G. Larson, Timothy D. Fletcher, Scott B. Charles, Lisa Tann Erlandson McCarthy
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Publication number: 20200283619Abstract: An electronic device is described comprising an enclosure, wherein the enclosure comprises a cured epoxy resin composition comprising at least 50 volume % of electrically non-conductive thermally conductive inorganic particles, wherein the inorganic particles are selected from alumina, boron nitride, silicon carbide, alumina trihydrate and mixtures thereof. The enclosure may be a housing of a phone, laptop, or mouse. Alternatively, the enclosure maybe a case for an electronic device. Also described are epoxy resin compositions and a method of making an enclosure for an electronic device.Type: ApplicationFiled: December 21, 2018Publication date: September 10, 2020Inventors: Brett A. Beiermann, John C. Clark, Eric G. Larson, Jeremy M. Higgins, Audrey S. Forticaux, Jay R. Lomeda, Wayne S. Mahoney, Scott B. Charles, Timothy D. Fletcher, Wendy L. Thompson, Kyle R. Schwartz
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Publication number: 20180273815Abstract: There is provided a one part, actinic radiation-activated, and room temperature curable epoxy-based adhesive. There is also provided an adhesive initiator system based on an iodonium salt combined with an thioxanthone photosensitizer such as isopropyl thioxanthone. There are also provided methods of use and articles made using such one part, actinic radiation-activated, and room temperature curable epoxy-based adhesive comprising an adhesive initiator system comprising an iodonium salt combined with a thioxanthone photo sensitizer.Type: ApplicationFiled: September 30, 2016Publication date: September 27, 2018Inventors: Zachary J. Thompson, Michael A. Kropp, Scott B. Charles, Jayshree Seth
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Patent number: 9864207Abstract: Polarizing beam splitter is disclosed. The polarizing beam splitter includes a first polymeric prism, a second polymeric prism, a reflective polarizer that is disposed between and adhered to a hypotenuse of each of the first and second polymeric prisms, and a hardcoat that is disposed on each of the first and second polymeric prisms. The polarizing beam splitter includes an input major surface and an output major surface. At least one of the input and output major surfaces has a pencil hardness of at least 3H. The polarizing beam splitter has a low birefringence such that when polarized light having a first polarization state enters the optical element from the input major surface and travels through at least 2 mm of the polarizing beam splitter and exits the polarizing beam splitter from the output major surface, at least 95% of light exiting the polarizing beam splitter is polarized has the first polarization state.Type: GrantFiled: September 16, 2016Date of Patent: January 9, 2018Assignee: 3M Innovative Properties CompanyInventors: Andrew J. Ouderkirk, Joseph C. Carls, Scott B. Charles, Cameron T. Murray
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Publication number: 20170003514Abstract: Polarizing beam splitter is disclosed. The polarizing beam splitter includes a first polymeric prism, a second polymeric prism, a reflective polarizer that is disposed between and adhered to a hypotenuse of each of the first and second polymeric prisms, and a hardcoat that is disposed on each of the first and second polymeric prisms. The polarizing beam splitter includes an input major surface and an output major surface. At least one of the input and output major surfaces has a pencil hardness of at least 3 H. The polarizing beam splitter has a low birefringence such that when polarized light having a first polarization state enters the optical element from the input major surface and travels through at least 2 mm of the polarizing beam splitter and exits the polarizing beam splitter from the output major surface, at least 95% of light exiting the polarizing beam splitter is polarized has the first polarization state.Type: ApplicationFiled: September 16, 2016Publication date: January 5, 2017Inventors: Andrew J. Ouderkirk, Joseph C. Carls, Scott B. Charles, Cameron T. Murray
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Patent number: 9488848Abstract: Polarizing beam splitter is disclosed. The polarizing beam splitter includes a first polymeric prism, a second polymeric prism, a reflective polarizer that is disposed between and adhered to a hypotenuse of each of the first and second polymeric prisms, and a hardcoat that is disposed on each of the first and second polymeric prisms. The polarizing beam splitter includes an input major surface and an output major surface. At least one of the input and output major surfaces has a pencil hardness of at least 3H. The polarizing beam splitter has a low birefringence such that when polarized light having a first polarization state enters the optical element from the input major surface and travels through at least 2 mm of the polarizing beam splitter and exits the polarizing beam splitter from the output major surface, at least 95% of light exiting the polarizing beam splitter is polarized has the first polarization state.Type: GrantFiled: August 15, 2013Date of Patent: November 8, 2016Assignee: 3M Innovative Properties CompanyInventors: Andrew J. Ouderkirk, Joseph C. Carls, Scott B. Charles, Cameron T. Murray
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Patent number: 9456513Abstract: This disclosure relates to gasket materials used for attaching and sealing covers to enclosures. More particularly, this disclosure relates to form-in-place gaskets, applied to surfaces of containers for sensitive electronic components. The gaskets include a flexible polymer and a micropowder polyolefin filler.Type: GrantFiled: February 12, 2010Date of Patent: September 27, 2016Assignee: 3M Innovative Properties CompanyInventors: Scott B. Charles, Michael A. Kropp, Ashu N. Mujumdar
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Publication number: 20150219919Abstract: Polarizing beam splitter is disclosed. The polarizing beam splitter includes a first polymeric prism, a second polymeric prism, a reflective polarizer that is disposed between and adhered to a hypotenuse of each of the first and second polymeric prisms, and a hardcoat that is disposed on each of the first and second polymeric prisms. The polarizing beam splitter includes an input major surface and an output major surface. At least one of the input and output major surfaces has a pencil hardness of at least 3H. The polarizing beam splitter has a low birefringence such that when polarized light having a first polarization state enters the optical element from the input major surface and travels through at least 2 mm of the polarizing beam splitter and exits the polarizing beam splitter from the output major surface, at least 95% of light exiting the polarizing beam splitter is polarized has the first polarization state.Type: ApplicationFiled: August 15, 2013Publication date: August 6, 2015Inventors: Andrew J. Ouderkirk, Joseph C. Carls, Scott B. Charles, Cameron T. Murray
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Publication number: 20130235515Abstract: An electronic display (100) is provided that includes a display panel (106) having an image—forming region, a substantially clear photocured bonding layer (104) which is the reaction product of a first photocurable resin system disposed upon the image—forming region, an obscuring layer (108) in proximity to at least a portion of the substantially clear photocurable bonding layer, and a substantially transparent outer panel (106) in contact with at least a portion of the obscuring layer. The bonding layer (104) is disposed partially beneath the obscuring layer (108). The obscuring layer has an average light transmission of less than about 5% in the wavelength range of 420 nm to 700 nm and a light transmission of greater than about 5% in the wavelength range of 300 to 400 nm. Also provided is a method for making the electronic display.Type: ApplicationFiled: November 2, 2011Publication date: September 12, 2013Applicant: 3M INNOVATIVE PROPERTIES COMPANYInventors: Andrew J. Ouderkirk, Scott B. Charles, Stanley C. Busman
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Publication number: 20100214732Abstract: This disclosure relates to gasket materials used for attaching and sealing covers to enclosures. More particularly, this disclosure relates to form-in-place gaskets, applied to surfaces of containers for sensitive electronic components. The gaskets include a flexible polymer and a micropowder polyolefin filler.Type: ApplicationFiled: February 12, 2010Publication date: August 26, 2010Inventors: Scott B. CHARLES, Michael A. Kropp, Ashu N. Mujumdar
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Patent number: 7482201Abstract: The invention provides electronic articles and methods of making said articles. The electronic articles comprise an electronic component bonded and electrically connected to a substrate using an underfill adhesive comprising the reaction product of a thermosetting resin, curing catalyst, and surface-treated nanoparticles that are substantially spherical, non-agglomerated, amorphous, and solid.Type: GrantFiled: January 11, 2008Date of Patent: January 27, 2009Assignee: 3M Innovative Properties CompanyInventors: Scott B. Charles, Kathleen M. Gross, Steven C. Hackett, Michael A. Kropp, William J. Schultz, Wendy L. Thompson
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Patent number: 7327039Abstract: The invention provides electronic articles and methods of making said articles. The electronic articles comprise an electronic component bonded and electrically connected to a substrate using an underfill adhesive comprising the reaction product of a thermosetting resin, curing catalyst, and surface-treated nanoparticles that are substantially spherical, non-agglomerated, amorphous, and solid.Type: GrantFiled: May 20, 2003Date of Patent: February 5, 2008Assignee: 3M Innovative Properties CompanyInventors: Scott B. Charles, Kathleen M. Gross, Steven C. Hackett, Michael A. Kropp, William J. Schultz, Wendy L. Thompson
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Publication number: 20030218258Abstract: The invention provides electronic articles and methods of making said articles. The electronic articles comprise an electronic component bonded and electrically connected to a substrate using an underfill adhesive comprising the reaction product of a thermosetting resin, curing catalyst, and surface-treated nanoparticles that are substantially spherical, non-agglomerated, amorphous, and solid.Type: ApplicationFiled: May 20, 2003Publication date: November 27, 2003Applicant: 3M Innovative Properties CompanyInventors: Scott B. Charles, Kathleen M. Gross, Steven C. Hackett, Michael A. Kropp, William J. Schultz, Wendy L. Thompson
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Publication number: 20030111519Abstract: The present invention provides for a chelate fluxing agent, its use in fluxing compositions, and its use in soldering methods. The fluxing agents as described herein, when combined with a resin such as thermosetting resins, thermoplastic resins or a combination thereof, afford compositions suitable for use as underfill adhesives. The present invention also provides for an electrical component assembly and methods for producing an electrical component assembly including such underfill adhesive compositions.Type: ApplicationFiled: September 4, 2001Publication date: June 19, 2003Applicant: 3M Innovative Properties CompanyInventors: Robert J. Kinney, Michael A. Kropp, Scott B. Charles
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Patent number: 6528169Abstract: The invention provides adhesives and adhesive compositions that comprise epoxy resin and non-volatile anhydride. One embodiment further comprises a hydroxyl containing compound that is insoluble in the epoxy resin/anhydride blend at mixing temperatures which reacts with the anhydride at solder reflow temperatures to form a fluxing agent in-situ. Another embodiment further comprises catalyst.Type: GrantFiled: June 25, 2001Date of Patent: March 4, 2003Assignee: 3M Innovative Properties CompanyInventors: Scott B. Charles, Robert J. Kinney, Michael A. Kropp, Roger A. Mader
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Publication number: 20020032280Abstract: The invention provides adhesives and adhesive compositions that comprise epoxy resin and non-volatile anhydride. One embodiment further comprises a hydroxyl containing compound that is insoluble in the epoxy resin/anhydride blend at mixing temperatures which reacts with the anhydride at solder reflow temperatures to form a fluxing agent in-situ. Another embodiment further comprises catalyst.Type: ApplicationFiled: June 25, 2001Publication date: March 14, 2002Applicant: 3M Innovative Properties CompanyInventors: Scott B. Charles, Robert J. Kinney, Michael A. Kropp, Roger A. Mader
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Patent number: 6294259Abstract: This invention relates to a polyimide hybrid adhesive comprised of an epoxy component, an epoxy curing agent, and a polyimide oligomer of molecular weight of up to about 8,000 (Mn) having repeating units of Formula (1): The adhesives are particularly useful in applications where thermal stability and high adhesive strength are required.Type: GrantFiled: July 6, 2000Date of Patent: September 25, 2001Assignee: 3M Innovative Properties CompanyInventors: Gregory J. Anderson, Scott B. Charles, Michael A. Kropp