Patents by Inventor Peter Trefonas

Peter Trefonas 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).

  • Patent number: 11367835
    Abstract: The present invention provides a quantum dot light emitting diode comprising i) an emitting layer of at least one semiconductor nanoparticle made from semiconductor materials selected from the group consisting of Group II-VI compounds, Group II-V compounds, Group III-VI compounds, Group III-V compounds, Group IV-VI compounds, Group I-III-VI compounds, Group II-IV-VI compounds, Group II-IV-V compounds, or any combination thereof; and ii) a polymer for hole injection or hole transport layer, comprising one or more triaryl aminium radical cations having the structure (S1).
    Type: Grant
    Filed: June 26, 2017
    Date of Patent: June 21, 2022
    Assignees: Dow Global Technologies LLC, Rohm and Haas Electronic Materials LLC
    Inventors: Anatoliy N. Sokolov, Brian Goodfellow, Robert David Grigg, Liam P. Spencer, John W. Kramer, David D. Devore, Sukrit Mukhopadhyay, Peter Trefonas, III
  • Publication number: 20220137509
    Abstract: Photoresist compositions comprise: an acid-sensitive polymer comprising a first repeating unit formed from a first free radical polymerizable monomer comprising an acid-decomposable group and a second repeating unit formed from a second free radical polymerizable monomer comprising a carboxylic acid group; a compound comprising two or more enol ether groups, wherein the compound is different from the acid-sensitive polymer; a material comprising a base-labile group; a photoacid generator; and a solvent. The photoresist compositions and pattern formation methods using the photoresist compositions find particular use in the formation of fine lithographic patterns in the semiconductor manufacturing industry.
    Type: Application
    Filed: October 20, 2021
    Publication date: May 5, 2022
    Inventors: Xisen Hou, Mingqi Li, Joshua Kaitz, Tomas Marangoni, Peter Trefonas, III
  • Publication number: 20220069225
    Abstract: The present invention relates to a polymeric charge transfer layer comprising a polymer. The polymer comprises as polymerized units, Monomer A, Monomer B, and Monomer C crosslinking agent. The present invention further relates to an organic electronic device especially an organic light emitting device containing the polymeric charge transfer layer.
    Type: Application
    Filed: October 27, 2015
    Publication date: March 3, 2022
    Inventors: Liam P. Spencer, Chun Liu, Minrong Zhu, Nolan T. McDougal, Shaoguang Feng, Peter Trefonas, III, David D. Devore, Zhengming Tang, Jiansheng Feng, Anatoliy N. Sokolov
  • Patent number: 11121190
    Abstract: Provided is an optoelectronic device comprising an optoelectronic element and circuitry connected to the optoelectronic element, wherein the optoelectronic element comprises plural quantum dots or plural nanorods, and wherein the circuitry is configured to be capable of switching the optoelectronic element between a configuration in which the circuitry provides an effective forward bias voltage that causes the optoelectronic element to emit light and a configuration in which the circuitry provides an effective reverse bias voltage that causes the optoelectronic element to be capable of generating a photocurrent when light to which the optoelectronic element is sensitive strikes the optoelectronic element.
    Type: Grant
    Filed: March 23, 2017
    Date of Patent: September 14, 2021
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company, The Board of Trustees of the University of Illinois, Rohm and Haas Electronic Materials LLC
    Inventors: Peter Trefonas, III, Kishori Deshpande, Trevor Ewers, Edward Greer, Jaebum Joo, Bong Hoon Kim, Nuri Oh, Jong Keun Park, Moonsub Shim, Jieqian Zhang
  • Publication number: 20210210691
    Abstract: Polymeric layers suitable for organic layers of electronic devices that show reduced driving voltage and/or increased luminous efficiency.
    Type: Application
    Filed: December 24, 2015
    Publication date: July 8, 2021
    Inventors: Minrong Zhu, Jichang Feng, Jing Jing Yan, Zhengming Tang, Shaoguang Feng, Hua Ren, Hong Yeop Na, Yoo-Jin Doh, Yuchen Liu, David D. Devore, Peter Trefonas, III, Liam P. Spencer
  • Patent number: 11021630
    Abstract: Disclosed herein is a method comprising disposing upon a substrate a composition comprising a block copolymer; where the block copolymer comprises a first polymer and a second polymer; where the first polymer and the second polymer of the block copolymer are different from each other and the block copolymer forms a phase separated structure; an additive polymer; where the additive polymer comprises a reactive moiety that is operative to react with a substrate upon which it is disposed; and where the additive polymer comprises a homopolymer that is the chemically and structurally the same as one of the polymers in the block copolymer or where the additive polymer comprises a random copolymer that has a preferential interaction with one of the blocks of the block copolymers; and a solvent; and annealing the composition.
    Type: Grant
    Filed: November 18, 2015
    Date of Patent: June 1, 2021
    Assignees: ROHM AND HAAS ELECTRONIC MATERIALS LLC, DOW GLOBAL TECHNOLOGIES LLC
    Inventors: Phillip D. Hustad, Peter Trefonas, III, Shih-Wei Chang
  • Publication number: 20210108065
    Abstract: A polymer comprising: a first repeating unit comprising a tertiary ester acid labile group; and a second repeating unit of Formula (1): wherein R1 to R5 are as provided herein; R2 and R3 together do not form a ring; each A is independently a halogen, a carboxylic acid or ester, a thiol, a straight chain or branched C1-20 alkyl, a monocyclic or polycyclic C3-20 cycloalkyl, a monocyclic or polycyclic C3-20 fluorocycloalkenyl, a monocyclic or polycyclic C3-20 heterocycloalkyl, a monocyclic or polycyclic C6-20 aryl, or a monocyclic or polycyclic C4-20 heteroaryl, each of which is substituted or unsubstituted; and m is an integer of 0 to 4.
    Type: Application
    Filed: October 15, 2019
    Publication date: April 15, 2021
    Inventors: Yang SONG, Jong Keun PARK, Emad AQAD, Mingqi LI, Colin LIU, James W. THACKERAY, Peter TREFONAS, III
  • Patent number: 10949026
    Abstract: Provided is a method of creating an image on an array of optoelectronic elements comprising (a) providing a device comprising an array of optoelectronic elements and circuitry connected to each optoelectronic element, wherein the optoelectronic element comprises plural quantum dots or plural nanorods, and wherein the circuitry is configured to be capable of switching each optoelectronic element independently between an effective forward bias configuration and a reverse-bias configuration, (b) imposing an effective reverse bias on two or more of the optoelectronic elements, (c) providing circuitry that will detect the onset of photocurrent from an individual effective reverse biased optoelectronic element and that will respond to the photocurrent by changing the bias on the individual optoelectronic element to an effective forward bias.
    Type: Grant
    Filed: March 23, 2017
    Date of Patent: March 16, 2021
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company, The Board of Trustees of the University of Illinois, Rohm and Haas Electronic Materials LLC
    Inventors: Peter Trefonas, III, Seongyong Cho, Kishori Deshpande, Trevor Ewers, Jaebum Joo, Edward Greer, Bong Hoon Kim, Nuri Oh, Jong Keun Park, Moonsub Shim, Jieqian Zhang
  • Publication number: 20210005668
    Abstract: Provided is a device comprising a light-emitting optoelectronic element and a photocurrent-generating optoelectronic element, wherein the device further comprises an opaque element that prevents light emitted by the light-emitting optoelectronic element from reaching the photocurrent-generating optoelectronic element via a pathway within the device.
    Type: Application
    Filed: March 23, 2017
    Publication date: January 7, 2021
    Inventors: Peter Trefonas, III, Seongyong Cho, Kishori Deshpande, Trevor Ewers, Edward Greer, Jaebum Joo, Nuri Oh, Jong Keun Park, Moonsub Shim, Jieqian Zhang
  • Patent number: 10868253
    Abstract: A single phase liquid formulation useful for producing an organic charge transporting film; said formulation comprising: (a) a first polymer resin having Mw less than 5,000; (b) a second polymer resin having Mw at least 7,000; (c) a first solvent having a boiling point from 50 to 165° C.; and (d) a second solvent having a boiling point from 180 to 300° C.
    Type: Grant
    Filed: September 29, 2016
    Date of Patent: December 15, 2020
    Assignees: Rohm and Haas Electronic Materials LLC, Dow Global Technologies LLC
    Inventors: Chun Liu, Peter Trefonas, III, Sukrit Mukhopadhyay, Liam P. Spencer, David D. Devore, Ashley Inman
  • Patent number: 10818860
    Abstract: The present invention provides a quantum dot light emitting diode comprising i) an emitting layer of at least one semiconductor nanoparticle made from semiconductor materials selected from the group consisting of Group II-VI compounds, Group II-V compounds, Group III-VI compounds, Group III-V compounds, Group IV-VI compounds, Group I-III-VI compounds, Group II-IV-VI compounds, Group II-IV-V compounds, or any combination thereof; and ii) a polymer for hole injection or hole transport layer; and the polymer comprises, as polymerized units, at least one or more monomers having a first monomer structure comprising a) a polymerizable group, b) an electroactive group with formula NAr1Ar2Ar3 wherein Ar1, Ar2 and Ar3 independently are C6-C50 aromatic substituents, and (c) a linker group connecting the polymerizable group and the electroactive group.
    Type: Grant
    Filed: June 26, 2017
    Date of Patent: October 27, 2020
    Assignees: Rohm and Haas Electronic Materials LLC, Dow Global Technologies LLC
    Inventors: Anatoliy N Sokolov, Brian Goodfellow, Robert David Grigg, Liam P Spencer, John W Kramer, David D Devore, Sukrit Mukhopadhyay, Peter Trefonas, III
  • Publication number: 20200317999
    Abstract: A light emitting apparatus affording high quality colors and energy economy and an electronic device comprising the light emitting apparatus.
    Type: Application
    Filed: June 6, 2016
    Publication date: October 8, 2020
    Inventors: Xiuyan WANG, Yang LI, Xiaofan REN, Bo LV, Nan HU, Peter TREFONAS, III, Yongcheol KIM, Yan HUANG
  • Patent number: 10794866
    Abstract: Acoustic wave sensors comprise: a piezoelectric layer, first and second electrodes arranged with the piezoelectric layer in a piezoelectric transducer circuit; and a polymeric sensing layer for adsorbing a gas-phase analyte, the adsorption of which analyte causes a change in resonant frequency of the piezoelectric transducer circuit, wherein the polymeric sensing layer comprises: (a) a polymer chosen from substituted or unsubstituted: polyarylenes comprising the reaction product of monomers comprising a first monomer comprising an aromatic acetylene group and a second monomer comprising a cyclopentadienone group; polyamides; polypyrazoles; or novolacs; or a cured product thereof; (b) a polymer chosen from substituted or unsubstituted: polyamic acids; or polyamic acid-polyimide copolymers; (c) a polymer formed from one or more monomers comprising a monomer comprising a polar group-substituted arylcyclobutene group, or a cured product thereof; or (d) a polymer comprising polymerized units of a monomer chosen fr
    Type: Grant
    Filed: January 8, 2019
    Date of Patent: October 6, 2020
    Assignees: Rohm and Haas Electronic Materials LLC, Rohm and Haas Electronic Materials Korea Ltd.
    Inventors: Christopher Gilmore, Aaron A. Rachford, Hee Jae Yoon, Jaclyn Murphy, Peter Trefonas, III, Deyan Wang
  • Publication number: 20200066993
    Abstract: Polymeric charge transfer layer compositions suitable for organic layers of electronic devices that show reduced driving voltage and increased luminous efficiency.
    Type: Application
    Filed: November 7, 2016
    Publication date: February 27, 2020
    Inventors: Yang LI, Minrong ZHU, Jichang FENG, Shaoguang FENG, Chun LIU, Yuchen LIU, David Dayton DEVORE, Peter TREFONAS, III, Hong Yeop NA, Robert WRIGHT, Liam Patrick SPENCER, John William KRAMER, Anatoliy SOKOLOV, Emad AQAD
  • Publication number: 20200052218
    Abstract: The present invention provides a quantum dot light emitting diode comprising i) an emitting layer of at least one semiconductor nanoparticle made from semiconductor materials selected from the group consisting of Group II-VI compounds, Group II-V compounds, Group III-VI compounds, Group III-V compounds, Group IV-VI compounds, Group I-III-VI compounds, Group II-IV-VI compounds, Group II-IV-V compounds, or any combination thereof; and ii) a polymer for hole injection or hole transport layer, comprising one or more triaryl aminium radical cations having the structure (S1).
    Type: Application
    Filed: June 26, 2017
    Publication date: February 13, 2020
    Inventors: Anatoliy N. SOKOLOV, Brian GOODFELLOW, Robert David GRIGG, Liam P. SPENCER, John W. KRAMER, David D. DEVORE, Sukrit MUKHOPADHYAY, Peter TREFONAS, III
  • Publication number: 20200020538
    Abstract: Disclosed herein is a method for doping a substrate, comprising disposing a composition comprising a dopant-containing copolymer and a solvent on a substrate; and annealing the substrate at a temperature of 750 to 1300° C. for 0.1 second to 24 hours to diffuse a dopant into the substrate; wherein the dopant-containing copolymer comprises a non-dopant-containing polymer and a dopant-containing polymer; and where the dopant-containing polymer is a polymer having a covalently or ionically bound dopant atom and is present in a smaller volume fraction than the non-dopant-containing polymer.
    Type: Application
    Filed: July 11, 2018
    Publication date: January 16, 2020
    Inventors: Yuanyi Zhang, Reika Katsumata, Mingqi Li, Bhooshan C. Popere, Andrew T. Heitsch, Peter Trefonas, III, Rachel A. Segalman
  • Patent number: 10510924
    Abstract: Disclosed herein is a semiconducting nanoparticle comprising a one-dimensional semiconducting nanoparticle having a first end and a second end; where the second end is opposed to the first end; and two first endcaps, one of which contacts the first end and the other of which contacts the second end respectively of the one-dimensional semiconducting nanoparticle; where the first endcap that contacts the first end comprises a first semiconductor and where the first endcap extends from the first end of the one-dimensional semiconducting nanoparticle to form a first nanocrystal heterojunction; where the first endcap that contacts the second end comprises a second semiconductor; where the first endcap extends from the second end of the one-dimensional semiconducting nanoparticle to form a second nanocrystal heterojunction; and where the first semiconductor and the second semiconductor are chemically different from each other.
    Type: Grant
    Filed: January 16, 2015
    Date of Patent: December 17, 2019
    Assignees: The Board of Trustees of the University of Illinois, Rohm and Haas Electronic Materials LLC, Dow Global Technologies LLC
    Inventors: Moonsub Shim, Nuri Oh, You Zhai, Sooji Nam, Peter Trefonas, III, Kishori Deshpande, Jake Joo
  • Publication number: 20190334106
    Abstract: The present invention provides a quantum dot light emitting diode comprising i) an emitting layer of at least one semiconductor nanoparticle made from semiconductor materials selected from the group consisting of Group II-VI compounds, Group II-V compounds, Group III-VI compounds, Group III-V compounds, Group IV-VI compounds, Group I-III-VI compounds, Group II-IV-VI compounds, Group II-IV-V compounds, or any combination thereof; and ii) a polymer for hole injection or hole transport layer; and the polymer comprises, as polymerized units, at least one or more monomers having a first monomer structure comprising a) a polymerizable group, b) an electroactive group with formula NAr1Ar2Ar3 wherein Ar1, Ar2 and Ar3 independently are C6-C50 aromatic substituents, and (c) a linker group connecting the polymerizable group and the electroactive group.
    Type: Application
    Filed: June 26, 2017
    Publication date: October 31, 2019
    Inventors: Anatoliy N SOKOLOV, Brian GOODFELLOW, Robert David GRIGG, Liam P SPENCER, John W KRAMER, David D DEVORE, Sukrit MUKHOPADHYAY, Peter TREFONAS, III
  • Patent number: 10454036
    Abstract: The present invention relates to a polymeric charge transfer layer comprising a polymer and a p-dopant. The polymer comprises as polymerized units, Monomer A, Monomer B, and Monomer C crosslinking agent. The present invention further relates to an organic electronic device, especially an organic light emitting device containing the polymeric charge transfer layer.
    Type: Grant
    Filed: January 8, 2015
    Date of Patent: October 22, 2019
    Assignees: Dow Global Technologies LLC, Rohm and Haas Electronic Materials Korea Ltd., Rohm and Haas Electronic Materials LLC
    Inventors: Liam P. Spencer, Hong-Yeop Na, Yoo-Jin Doh, Chun Liu, Minrong Zhu, Jichang Feng, Zhengming Tang, Shaoguang Feng, Kenneth L. Kearns, Jr., Timothy De Vries, Sukrit Mukhopadhyay, John W. Kramer, Peter Trefonas, III, David D. Devore, William H. H. Woodward
  • Publication number: 20190219543
    Abstract: Acoustic wave sensors comprise: a piezoelectric layer, first and second electrodes arranged with the piezoelectric layer in a piezoelectric transducer circuit; and a polymeric sensing layer for adsorbing a gas-phase analyte, the adsorption of which analyte causes a change in resonant frequency of the piezoelectric transducer circuit, wherein the polymeric sensing layer comprises: (a) a polymer chosen from substituted or unsubstituted: polyarylenes comprising the reaction product of monomers comprising a first monomer comprising an aromatic acetylene group and a second monomer comprising a cyclopentadienone group; polyamides; polypyrazoles; or novolacs; or a cured product thereof; (b) a polymer chosen from substituted or unsubstituted: polyamic acids; or polyamic acid-polyimide copolymers; (c) a polymer formed from one or more monomers comprising a monomer comprising a polar group-substituted arylcyclobutene group, or a cured product thereof; or (d) a polymer comprising polymerized units of a monomer chosen fr
    Type: Application
    Filed: January 8, 2019
    Publication date: July 18, 2019
    Inventors: Christopher GILMORE, Aaron A. Rachford, Hee Jae Yoon, Jaclyn Murphy, Peter Trefonas, III, Deyan Wang