Patents by Inventor Vytautas Getautis
Vytautas Getautis 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).
-
Publication number: 20230157158Abstract: The teachings herein pertain to hole transporting compounds containing a cyclobutyl moiety, which can be made into organic hole conductors and into hole transporting material. Additionally, optoelectronic and photoelectrochemical devices comprising such hole transporting material or hole transporting compound are described, in particular photovoltaic devices, organic-inorganic perovskite films, layered photovoltaic devices, p-n heterojunctions, dye-sensitized solar cells, organic solar cells and solid-state solar cells. Notably, a fabricated perovskite solar cell module using a disclosed HTM compound exhibited a record efficiency over 19.0% with an active area of 30.24 cm2.Type: ApplicationFiled: November 12, 2021Publication date: May 18, 2023Inventors: Vytautas Getautis, Kasparas Rakstys, Maryte Daskeviciene, Sarune Daskeviciute-Geguziene, Yi Zhang, Mohammad Khaja Nazeeruddin
-
Patent number: 11329229Abstract: The present invention relates to a compound of formula (I) based on enamine derivatives and used as organic hole conductors or hole transporting material in an optoelectronic or photoelectrochemical device. The present invention relates to the hole transporting compounds based on enamine derivatives for efficiency perovskite or dye sensitized solar cells and optoelectronic devices, organic light-emitting diode (OLED), field-effect transistors (FET).Type: GrantFiled: September 15, 2017Date of Patent: May 10, 2022Assignees: KAUNO TECHNOLOGIES UNIVERSITETAS, ECOLE POLYTECHNIQUE FEDERALE DE LAUSAANE (EPFL)Inventors: Vytautas Getautis, Maryte Daskeviciene, Tadas Malinauskas, Mohammad Khaja Nazeeruddin, Sanghyun Paek, Kasparas Rakstys
-
Publication number: 20210234101Abstract: The present invention addresses uniformly formed layers on TCOs with minimized thickness which are hole transporting, due to a hole transport material which is configured for self assembly on the corresponding surface. The layers are formed by a compound made up of at least one kind of molecule according to formula (I) mixed up with a filler molecule FM given by where L is a linking fragment, A an anchor group and HTF is a hole transporting fragment. FM (filler molecule) is at least one kind of molecule consisting of an anchoring group, an alkyl chain of N carbon atoms, with N is in the range of 1 to 18, and a functional group of at least on of the group methyl, halogen, amino, bromide, ammonium and sulfuric functional group and where x is in the range of 0.02 to 1 and y equals (1-x).Type: ApplicationFiled: April 25, 2019Publication date: July 29, 2021Applicants: HELMHOLTZ-ZENTRUM BERLIN FÜR MATERIALIEN UND ENERGIE GMBH, KAUNAS UNIVERSITY OF TECHNOLOGYInventors: Artiom MAGOMEDOV, Amran AL-ASHOURI, Ernestas KASPARAVICIUS, Steve ALBRECHT, Vytautas GETAUTIS, Marko JOST, Tadas MALINAUSKAS, Lukas KEGELMANN, Eike KÖHNEN
-
Patent number: 10680180Abstract: The present invention relates to a compound of formula (I) based on carbazole substituted by diphenylamine and used as organic hole conductors or hole transporting material in an optoelectronic or photoelectrochemical device, with (I), D being selected from formula (1) or (2):Type: GrantFiled: March 1, 2016Date of Patent: June 9, 2020Assignees: Ecole Polytechnique Federale de Lausanne (EPFL), Kaunas University of TechnologyInventors: Paul Gratia, Mohammad Khaja Nazeeruddin, Michael Graetzel, Vytautas Getautis, Artiom Magomedov, Tadas Malinauskas, Maryte Daskeviciene
-
Publication number: 20190229272Abstract: The present invention relates to a compound of formula (I) based on enamine derivatives and used as organic hole conductors or hole transporting material in an optoelectronic or photoelectrochemical device. The present invention relates to the hole transporting compounds based on enamine derivatives for efficiency perovskite or dye sensitized solar cells and optoelectronic devices, organic light-emitting diode (OLED), field-effect transistors (FET).Type: ApplicationFiled: September 15, 2017Publication date: July 25, 2019Inventors: Vytautas GETAUTIS, Maryte DASKEVICIENE, Tadas MALINAUSKAS, Mohammad Khaja NAZEERUDDIN, Sanghyun PAEK, Kasparas RAKSTYS
-
Publication number: 20180033973Abstract: The present invention relates to a compound of formula (I) based on carbazole substituted by diphenylamine and used as organic hole conductors or hole transporting material in an optoelectronic or photoelectrochemical device, with (I), D being selected from formula (1) or (2):Type: ApplicationFiled: March 1, 2016Publication date: February 1, 2018Inventors: Paul Gratia, Mohammad Khaja Nazeeruddin, Michael Graetzel, Vytautas Getautis, Artiom Magomedov, Tadas Malinauskas, Maryte Daskeviciene
-
Patent number: 9831042Abstract: The present invention relates to compounds of general formula I wherein R100 and R200 are each independently hydrogen, C1-C10-alkyl which in case of C2-alkyl may be interrupted by one and in case of C3-C10-alkyl by one or two nonadjacent oxygen atoms, C5-C7-cycloalkyl, aryl, aryl-C1-C10-alkyl or aryloxy-C1-C10-alkyl, D is an m-valent (m=1, 2 or 3) donor moiety which comprises at least one carbon-carbon or carbon-heteroatom double bond and/or at least one unfused or fused carbo- or heterocyclic ring, A is an acceptor moiety which comprises at least one carbon-carbon or carbon-heteroatom double bond and/or at least one unfused or fused carbo- or heterocyclic ring, and the donor moiety D and the acceptor moiety A are ?-conjugated to one another. Furthermore, the present invention relates to the use of compounds of formula I for producing dye-sensitized solar cells and to dye-sensitized solar cells comprising compounds of formula I.Type: GrantFiled: January 11, 2016Date of Patent: November 28, 2017Assignee: BASF SEInventors: Ingmar Bruder, Robert Send, Simona Urnikaite, Tadas Malinauskas, Maryte Daskeviciene, Vytautas Getautis
-
Publication number: 20160155575Abstract: The present invention relates to an electrode layer comprising a porous film made of oxide semiconductor fine particles sensitized with a methine dye having a counter anion capable of absorbing electromagnetic radiation having a wavelength in the range of from 400 nm to 1000 nm. Moreover the present invention relates to a photoelectric conversion device comprising said electrode layer, a dye sensitized solar cell comprising said photoelectric conversion device, an organic electronic device comprising said photoelectric conversion device and to novel methine dyes having a counter anion capable of absorbing electromagnetic radiation having a wavelength in the range of from 400 nm to 1000 nm.Type: ApplicationFiled: July 22, 2004Publication date: June 2, 2016Applicant: BASF SEInventors: Hitoshi YAMATO, Shinji NAKAMICHI, Ryuichi TAKAHASHI, Hiroshi YAMAMOTO, Robert SEND, Henrike WONNEBERGER, Ingmar BRUDER, Vytautas GETAUTIS, Rakstys KASPARAS, Tadas MALINAUSKAS
-
Publication number: 20160126022Abstract: The present invention relates to compounds of general formula I wherein R100 and R200 are each independently hydrogen, C1-C10-alkyl which in case of C2-alkyl may be interrupted by one and in case of C3-C10-alkyl by one or two non-adjacent oxygen atoms, C5-C7-cycloalkyl, aryl, aryl-C1-C10-alkyl or aryloxy-C1-C10-alkyl, D is an m-valent (m=1, 2 or 3) donor moiety which comprises at least one carbon-carbon or carbon-heteroatom double bond and/or at least one unfused or fused carbo- or heterocyclic ring, A is an acceptor moiety which comprises at least one carbon-carbon or carbon-heteroatom double bond and/or at least one unfused or fused carbo- or heterocyclic ring, and the donor moiety D and the acceptor moiety A are ?-conjugated to one another. Furthermore, the present invention relates to the use of compounds of formula I for producing dye-sensitized solar cells and to dye-sensitized solar cells comprising compounds of formula I.Type: ApplicationFiled: January 11, 2016Publication date: May 5, 2016Applicant: BASF SEInventors: Ingmar Bruder, Robert Send, Simona Urnikaite, Tadas Malinauskas, Maryte Daskeviciene, Vytautas Getautis
-
Publication number: 20140066656Abstract: The present invention relates 9,9?-spirobifluorene compounds of general formula I wherein the variables R11, R12, R21, R22, R31, R32, R41 and R42 independently of each other have the meaning of aryl or hetaryl, with the proviso that not all of the radicals R11, R12, R21, R22, R31, R32, R41 and R42 are identical, to the use of compounds of general formula I in organic electronics applications, especially in organic field effect transistors, in organic photodetectors and organic solar cells, specifically in dye-sensitized solar cells and bulk heterojunction solar cells, and to an organic field effect transistor, a dye-sensitized solar cell and a bulk heterojunction solar cell comprising compounds of general formula I.Type: ApplicationFiled: September 3, 2013Publication date: March 6, 2014Applicant: BASF SEInventors: Ingmar BRUDER, Ruediger Sens, Robert Send, Henrike Wonneberger, Hermann Bergmann, Vytautas Getautis, Maryte Daskeviciene, Tadas Malinauskas, Daiva Tomkute-Luksiene
-
Publication number: 20140012002Abstract: The present invention relates to compounds of general formula I wherein R100 and R200 are each independently hydrogen, C1-C10-alkyl which in case of C2-alkyl may be interrupted by one and in case of C3-C10-alkyl by one or two nonadjacent oxygen atoms, C5-C7-cycloalkyl, aryl, aryl-C1-C10-alkyl or aryloxy-C1-C10-alkyl, D is an m-valent (m=1, 2 or 3) donor moiety which comprises at least one carbon-carbon or carbon-heteroatom double bond and/or at least one unfused or fused carbo- or heterocyclic ring, A is an acceptor moiety which comprises at least one carbon-carbon or carbon-heteroatom double bond and/or at least one unfused or fused carbo- or heterocyclic ring, and the donor moiety D and the acceptor moiety A are ?-conjugated to one another. Furthermore, the present invention relates to the use of compounds of formula I for producing dye-sensitized solar cells and to dye-sensitized solar cells comprising compounds of formula I.Type: ApplicationFiled: July 1, 2013Publication date: January 9, 2014Inventors: Ingmar BRUDER, Robert Send, Simona Urnikaite, Tadas Malinauskas, Maryte Daskeviciene, Vytautas Getautis
-
Patent number: 7534540Abstract: An improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the formula where X and X? are, each independently, a linking group; Ar comprises an aromatic group; R1, R2, and R3 comprise, each independently, H, an alkyl group, an alkenyl group, an alkynyl group, an aromatic group, or a heterocyclic group; and E1 and E2 are, each independently, a reactive ring group; and (b) a charge generating compound. Corresponding electrophotographic apparatuses, imaging methods, and a polymeric charge transport material prepared from the charge transport material above are described.Type: GrantFiled: April 29, 2004Date of Patent: May 19, 2009Assignee: Samsung Electronics Co., Ltd.Inventors: Zbigniew Tokarski, Nusrallah Jubran, Vytautas Getautis, Vygintas Jankauskas, Tadas Malinauskas, Edmundas Montrimas
-
Patent number: 7534541Abstract: Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the formula: where n is an integer between 1 and 10, inclusive; R1 comprises a functional group selected from the group consisting of a reactive ring group, an ethylenically unsaturated group, a reactive polar group, a hydrazone group, and an azine group; R2, R3, R4, R5, and R6 comprise, each independently, H, an alkyl group, an alkenyl group, an alkynyl group, an aromatic group, a heterocyclic group, or a part of a ring group; X is a bond or a linking group; and Q is O, S, or NR where R is H, an alkyl group, an acyl group, an alkenyl group, an alkynyl group, a heterocyclic group, or an aromatic group; and (b) a charge generating compound.Type: GrantFiled: January 27, 2005Date of Patent: May 19, 2009Assignee: Samsung Electronics Co., Ltd.Inventors: Maryte Daskeviciene, Vytautas Getautis, Tadeus Lozovski, Edmundas Montrimas
-
Patent number: 7521162Abstract: Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the formula where Y1 and Y7 comprise, each independently, a carbazolyl group; X1 and X2, each independently, are a bridging group; E1 and E2, comprise, each independently, an epoxy group; and Z is a linking group; and (b) a charge generating compound. Organophotoreceptors with the charge transport material crosslinked to a polymeric binder are also described. Corresponding electrophotographic apparatuses and imaging methods are described.Type: GrantFiled: January 16, 2004Date of Patent: April 21, 2009Assignee: Samsung Electronics Co., Ltd.Inventors: Nusrallah Jubran, Zbigniew Tokarski, Vytautas Getautis, Tadas Malinauskas, Edmundas Montrimas, Jonas Sidaravicius
-
Patent number: 7445877Abstract: Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the formula where Y1 and Y2 comprise, independently, an aromatic group; X1 and X2 are each a linking group; W1 and W2 are each a —(CH2)n— group or a —(CH2)n-1—C(?O)— group, where n is an integer between 1 and 10; Ar1 and Ar2 comprise each a divalent aromatic group; Q1 and Q2 are each O, S, or NR; Z1 and Z2 comprise, independently, a bond, a vinyl group, a —CR1?N—NR2— group, or a —CR3?N—N?CR4— group; and R, R1, R2, R3, and R4 comprise, independently, H, an alkyl group, an alkenyl group, an alkynyl group, an acyl group, a heterocyclic group, or an aromatic group; and (b) a charge generating compound. Corresponding electrophotographic apparatuses and imaging methods are described.Type: GrantFiled: June 10, 2004Date of Patent: November 4, 2008Assignee: Samsung Electronics Co., Ltd.Inventors: Nusrallah Jubran, Zbigniew Tokarski, Maryte Daskeviciene, Valentas Gaidelis, Vytautas Getautis, Edmundas Montrimas, Albina Stanisauskaite
-
Patent number: 7432028Abstract: This invention relates to a novel organophotoreceptor that includes: (a) a charge transport composition comprising molecules having the formula where n is an average of a distribution of integers generally between 2 and 50,000, and in which n is at least 2; R1, R2, R3, and R4 comprise, each independently, H, an alkyl group, an alkenyl group, a heterocyclic group, or an aromatic group; X comprises an (N,N-disubstituted)arylamine group; and Y is a bridging group; (b) a charge generating compound; and (c) an electrically conductive substrate over which the charge transport composition and the charge generating compound are located.Type: GrantFiled: February 4, 2004Date of Patent: October 7, 2008Assignee: Samsung Electronics Co., Ltd.Inventors: Vytautas Getautis, Tadas Malinauskas, Juozas V. Grazulevicius, Valentas Gaidelis, Vygintas Jankauskas, Zbigniew Tokarski, Nusrallah Jubran, Kam W. Law
-
Patent number: 7378203Abstract: Improved charge transport material comprises the formula: where M comprises a metallocenyl group; Y comprises a functional group selected from the group consisting of a metallocenyl group, a hydrazone group, an azine group, a reactive ring group, an ethylenically unsaturated group, and combinations thereof; R1 and R2 comprise, each independently, H, an organic group, or an organometallic group; and X is a bond, O, S, an aminylene group, a sulfonyl group, an organic linking group, or a combination thereof.Type: GrantFiled: March 16, 2005Date of Patent: May 27, 2008Assignee: Samsung Electronics Co., Ltd.Inventors: Nusrallah Jubran, Patrick Knoll, Vytautas Getautis, Tadas Malinauskas, Maryte Daskeviciene, Edmundas Montrimas, Jonas Sidaravicius
-
Patent number: 7348112Abstract: Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a polymeric charge transport material having the formula where n is a distribution of integers between 1 and 100,000 with an average value of greater than one; Y comprises an aromatic group; X1 and X2, each independently, is a bond or a linking group; Q1 and Q2 are, each independently, O, S, or NR; and R, R1, and R2 comprise, each independently, H, an alkyl group, an alkenyl group, an alkynyl group, an acyl group, a heterocyclic group, or an aromatic group; and (b) a charge generating compound. Corresponding electrophotographic apparatuses, imaging methods, and methods of preparing the polymeric charge transport material are described.Type: GrantFiled: July 1, 2004Date of Patent: March 25, 2008Assignee: Samsung Electronics Co., Ltd.Inventors: Nusrallah Jubran, Zbigniew Tokarski, Valentas Gaidelis, Vytautas Getautis, Tadas Malinauskas, Edmundas Montrimas, Kam W. Law
-
Patent number: 7326506Abstract: Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the formula where Z1 and Z2 comprise, each independently, a bond, a vinyl group, a —CR1?N—NR2— group, or a —CR3?N—N?CR4— group; Y1 and Y2 comprise, each independently, an aromatic group; X1 and X2 are, each independently, a linking group; W1 and W2 are, each independently, a —(CH2)n— group or a —(CH2)n-1—C(?O)— group, where n is an integer between 1 and 10, inclusive; Q1 and Q2 are, each independently, O, S, or NR; and R1, R2, R3, R4, R, R?, and R? comprise, each independently, H, an alkyl group, an alkenyl group, an alkynyl group, an acyl group, a heterocyclic group, or an aromatic group; and (b) a charge generating compound. Corresponding electrophotographic apparatuses and imaging methods are described.Type: GrantFiled: May 28, 2004Date of Patent: February 5, 2008Assignee: Samsung Electronics Co., Ltd.Inventors: Nusrallah Jubran, Zbigniew Tokarski, Vytautas Getautis, Juozas V. Grazulevicius, Vygintas Jankauskas, Ingrida Paulauskaite, Jurate Simokaitiene, Albina Stanisauskaite, Valentas Gaidelis
-
Patent number: 7320848Abstract: An improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising: (a) a charge transport material having the formula where X1 and X2 are, each independently, a linking group; Ar comprises an aromatic group; R1, R2, and R3 comprise, each independently, H, an alkyl group, an alkenyl group, an alkynyl group, an aromatic group, or a heterocyclic group; and n is a distribution of integers between 1 and 100,000 with an average value of greater than one; and (b) a charge generating compound. Corresponding electrophotographic apparatuses, imaging methods, and methods of forming the charge transport material are described.Type: GrantFiled: March 31, 2004Date of Patent: January 22, 2008Assignee: Samsung Electronics Co., Ltd.Inventors: Zbigniew Tokarski, Nusrallah Jubran, Vytautas Getautis, Vygintas Jankauskas, Tadas Malinauskas, Edmundas Montrimas