Patents Assigned to Avantama AG
  • Patent number: 12215262
    Abstract: Described are luminescent components with excellent performance and stability. The luminescent components comprise a first element 1 including first luminescent crystals 11 from the class of perovskite crystals, embedded a first polymer P1 and a second element 2 comprising a second solid polymer composition, said second polymer composition optionally comprising second luminescent crystals 12 embedded in a second polymer P2. Polymers P1 and P2 differ and are further specified in the claims. Also described are methods for manufacturing such components and devices comprising such components.
    Type: Grant
    Filed: March 12, 2024
    Date of Patent: February 4, 2025
    Assignee: Avantama AG
    Inventors: Norman Albert Lüchinger, Lin Fangjian, Tom Mitchell-Williams, Stefan Loher
  • Publication number: 20240318017
    Abstract: Described are liquid compositions containing luminescent particles in a high loading, particularly from the class of red luminescent phosphor particles, in a diluent, particularly from the class of curable monomers with low polarity. The invention further provides for the manufacture of such inks and to the use of such inks for preparing films and lighting devices.
    Type: Application
    Filed: July 11, 2022
    Publication date: September 26, 2024
    Applicant: Avantama AG
    Inventors: Norman LÜCHINGER, Diego GIOVANOLI, Deniss SABANI
  • Patent number: 12098315
    Abstract: The present invention relates to the field of luminescent crystals (LCs) of the core-shell type, components and devices comprising the same. Particularly, the present invention relates to the manufacturing of luminescent core-shell nanocrystals, wherein said nanocrystal core comprises or consists of a perovskite crystal having a size of 3-100 nm, and said nanocrystal shell comprises a metal oxide having a thickness of 0.5-10 nm and wherein said method comprises combining suitable starting materials under oxygen-free conditions. The invention further provides for specific luminescent core-shell nanocrystals, to components and products containing such luminescent core-shell nanocrystals.
    Type: Grant
    Filed: September 1, 2022
    Date of Patent: September 24, 2024
    Assignee: Avantama AG
    Inventors: Norman Albert Lüchinger, Marek Oszajca, Maksym Kovalenko, Dominic Guggisberg, Dmitry Dirin
  • Patent number: 12092845
    Abstract: A color conversion film is provided which, upon excitation by blue light, emits green and red light. The color conversion films include at least one red light emitting layer, one green light emitting layer and sandwiched in between at least one inorganic separation layer. The green light emitting layer includes green emitting perovskite crystals.
    Type: Grant
    Filed: April 4, 2023
    Date of Patent: September 17, 2024
    Assignee: Avantama AG
    Inventors: Norman Albert Lüchinger, Deniss Sabani, Fangjian Lin, Sacha Bissig
  • Patent number: 12091596
    Abstract: The present invention relates to the field of luminescent crystals (LCs), and more specifically to Quantum Dots (QDs) of formula A1aM2bXc, wherein the substituents are as defined in the specification. The invention provides methods of manufacturing such luminescent crystals, particularly by dispersing suitable starting materials in the presence of a liquid and by the aid of milling balls; to compositions comprising luminescent crystals and to electronic devices, decorative coatings; and to components comprising luminescent crystals.
    Type: Grant
    Filed: May 22, 2023
    Date of Patent: September 17, 2024
    Assignee: AVANTAMA AG
    Inventors: Norman Albert Lüchinger, Marek Oszajca, Patrick Kissel, Loredana Protesescu, Maksym Kovalenko, Franziska Krieg
  • Publication number: 20240218241
    Abstract: Described are luminescent components with excellent performance and stability. The luminescent components comprise a first element 1 including first luminescent crystals 11 from the class of perovskite crystals, embedded a first polymer P1 and a second element 2 comprising a second solid polymer composition, said second polymer composition optionally comprising second luminescent crystals 12 embedded in a second polymer P2. Polymers P1 and P2 differ and are further specified in the claims. Also described are methods for manufacturing such components and devices comprising such components.
    Type: Application
    Filed: March 12, 2024
    Publication date: July 4, 2024
    Applicant: Avantama AG
    Inventors: Norman Albert Lüchinger, Lin Fangjian, Tom Mitchell-Williams, Stefan Loher
  • Patent number: 12018191
    Abstract: Described are luminescent components with excellent performance and stability. The luminescent components comprise a solid material composition comprising luminescent crystals 11 from the class of perovskite crystals, embedded in a solid matrix 14 comprising a polymer P1 or Small Molecules SM1 and metal selected from Mg, Sr, Ba, Sc, Y, Zn, Cd, In, and Sb. Further described are components and devices comprising the same. Also described are methods for manufacturing such components and devices comprising such components and liquid compositions useful for such manufacturing.
    Type: Grant
    Filed: May 16, 2022
    Date of Patent: June 25, 2024
    Assignee: Avantama AG
    Inventors: Norman Albert Lüchinger, Marek Oszajca, Stefan Loher, Victoria Blair, Karin Fleischmann
  • Patent number: 11958997
    Abstract: Described are luminescent components with excellent performance and stability. The luminescent components comprise a first element 1 including first luminescent crystals 11 from the class of perovskite crystals, embedded a first polymer P1 and a second element 2 comprising a second solid polymer composition, said second polymer composition optionally comprising second luminescent crystals 12 embedded in a second polymer P2. Polymers P1 and P2 differ and are further specified in the claims. Also described are methods for manufacturing such components and devices comprising such components.
    Type: Grant
    Filed: April 14, 2021
    Date of Patent: April 16, 2024
    Assignee: Avantama AG
    Inventors: Norman Albert Lüchinger, Lin Fangjian, Tom Mitchell-Williams, Stefan Loher
  • Publication number: 20240093088
    Abstract: The present invention relates to the field of luminescent crystals (LCs) of the core-shell type, components and devices comprising the same. Particularly, the present invention relates to the manufacturing of luminescent core-shell nanocrystals, wherein said nanocrystal core comprises or consists of a perovskite crystal having a size of 3-100 nm, and said nanocrystal shell comprises a metal oxide having a thickness of 0.5-10 nm and wherein said method comprises combining suitable starting materials under oxygen-free conditions. The invention further provides for specific luminescent core-shell nanocrystals, to components and products containing such luminescent core-shell nanocrystals.
    Type: Application
    Filed: September 1, 2022
    Publication date: March 21, 2024
    Applicant: Avantama AG
    Inventors: Norman Albert LÜCHINGER, Marek OSZAJCA, Maksym KOVALENKO, Dmitry DIRIN, Dominic GUGGISBERG
  • Patent number: 11803084
    Abstract: A light emitting component comprising a first LED light source for emitting blue light, a second LED light source for emitting red light, and a luminescent layer (100) comprising a solid polymer composition and green luminescent crystals. The solid polymer composition comprises a polymer. The green luminescent crystals are perovskite crystals. The first and the second light source are directed to the luminescent layer. Upon absorption of the light emitted by the first light source, the luminescent crystals emit light of a wavelength in the green light spectrum.
    Type: Grant
    Filed: October 8, 2021
    Date of Patent: October 31, 2023
    Assignee: Avantama AG
    Inventor: Norman Albert Lüchinger
  • Publication number: 20230304188
    Abstract: The present invention relates to the field of luminescent crystals (LCs), and more specifically to Quantum Dots (QDs) of formula A1aM2bXc, wherein the substituents are as defined in the specification. The invention provides methods of manufacturing such luminescent crystals, particularly by dispersing suitable starting materials in the presence of a liquid and by the aid of milling balls; to compositions comprising luminescent crystals and to electronic devices, decorative coatings; and to components comprising luminescent crystals.
    Type: Application
    Filed: May 22, 2023
    Publication date: September 28, 2023
    Applicant: AVANTAMA AG
    Inventors: Norman Albert LÜCHINGER, Marek OSZAJCA, Patrick KISSEL, Loredana PROTESESCU, Maksym KOVALENKO, Franziska KRIEG
  • Patent number: 11737337
    Abstract: The invention discloses color conversion film which, upon ex-citation by blue light, emits green and red light. The films comprise at least one red light emitting layer, one green light emitting layer and sandwiched in between at least one separation layer.
    Type: Grant
    Filed: April 12, 2023
    Date of Patent: August 22, 2023
    Assignee: Avantama AG
    Inventors: Norman Albert Lüchinger, Davide Toniolo, Franziska Krieg
  • Patent number: 11708528
    Abstract: Described are luminescent components with excellent performance and stability. The luminescent components comprise a first element including first luminescent crystals from the class of perovskite crystals, embedded a first polymer P1 and a second element comprising a second solid polymer composition, said second polymer composition optionally comprising second luminescent crystals embedded in a second polymer P2. Polymers P1 and P2 differ and are further specified in the claims. Also described are methods for manufacturing such components and devices comprising such components.
    Type: Grant
    Filed: June 15, 2020
    Date of Patent: July 25, 2023
    Assignee: Avantama AG
    Inventors: Norman Albert Lüchinger, Fangjian Lin, Tom Mitchell-Williams, Stefan Loher
  • Patent number: 11702762
    Abstract: The present invention relates to the field of luminescent crystals (LCs), and more specifically to Quantum Dots (QDs) of formula A1aM2bXc, wherein the substituents are as defined in the specification. The invention provides methods of manufacturing such luminescent crystals, particularly by dispersing suitable starting materials in the presence of a liquid and by the aid of milling balls; to compositions comprising luminescent crystals and to electronic devices, decorative coatings; and to components comprising luminescent crystals.
    Type: Grant
    Filed: July 4, 2022
    Date of Patent: July 18, 2023
    Assignee: AVANTAMA AG
    Inventors: Norman Albert Lüchinger, Marek Oszajca, Patrick Kissel, Loredana Protesescu, Maksym Kovalenko, Franziska Krieg
  • Patent number: 11414597
    Abstract: The present invention relates to the field of luminescent crystals (LCs), and more specifically to Quantum Dots (QDs) of formula M1aM2bXc, wherein the substituents are as defined in the specification. The invention provides methods of manufacturing such luminescent crystals, particularly by dispersing suitable starting materials in the presence of a liquid and by the aid of milling balls; to compositions comprising luminescent crystals and to electronic devices, decorative coatings; and to intermediates comprising luminescent crystals.
    Type: Grant
    Filed: February 10, 2022
    Date of Patent: August 16, 2022
    Assignee: Avantama AG
    Inventors: Norman Albert Lüchinger, Marek Oszajca
  • Patent number: 11377592
    Abstract: The present invention relates to the field of luminescent crystals (LCs), and more specifically to Quantum Dots (QDs) of formula A1aM2bXc, wherein the substituents are as defined in the specification. The invention provides methods of manufacturing such luminescent crystals, particularly by dispersing suitable starting materials in the presence of a liquid and by the aid of milling balls; to compositions comprising luminescent crystals and to electronic devices, decorative coatings; and to components comprising luminescent crystals.
    Type: Grant
    Filed: December 15, 2020
    Date of Patent: July 5, 2022
    Assignee: Avantama AG
    Inventors: Norman Albert Lüchinger, Marek Oszajca, Patrick Kissel, Loredana Protesescu, Maksym Kovalenko, Franziska Krieg
  • Patent number: 11286421
    Abstract: The present invention relates to the field of luminescent crystals (LCs), and more specifically to Quantum Dots (QDs) of formula M1aM2bXc, wherein the substituents are as defined in the specification. The invention provides methods of manufacturing such luminescent crystals, particularly by dispersing suitable starting materials in the presence of a liquid and by the aid of milling balls; to compositions comprising luminescent crystals and to electronic devices, decorative coatings; and to intermediates comprising luminescent crystals.
    Type: Grant
    Filed: January 14, 2021
    Date of Patent: March 29, 2022
    Assignee: Avantama AG
    Inventors: Norman Albert Lüchinger, Marek Oszajca
  • Patent number: 11098247
    Abstract: The present invention relates in a first aspect to a solid polymer component comprising luminescent crystals of 3-500 nm size, surfactant and a hardened/cured polymer. In a second aspect of the invention, a luminescent component comprises a first element comprising the solid polymer component according to the first aspect and an encapsulation enclosing the first element. In a third aspect of the invention, a luminescent component comprises a first film comprising the solid polymer composition of the first aspect. A fourth aspect of the invention relates to a light emitting device comprising the luminescent component according to the second or third aspect of the invention and a light source.
    Type: Grant
    Filed: June 26, 2017
    Date of Patent: August 24, 2021
    Assignee: Avantama AG
    Inventors: Norman Lüchinger, Marek Oszajca, Patrick Kissel, Maksym Kovalenko, Loredana Protesescu, Franziska Krieg, Sylwia Nowakowska
  • Patent number: 11008508
    Abstract: Described are luminescent components with excellent performance and stability. The luminescent components comprise a first element including first luminescent crystals from the class of perovskite crystals, embedded a first polymer P1 and a second element comprising a second solid polymer composition, said second polymer composition optionally comprising second luminescent crystals embedded in a second polymer P2. Polymers P1 and P2 differ and are further specified in the claims. Also described are methods for manufacturing such components and devices comprising such components.
    Type: Grant
    Filed: June 5, 2020
    Date of Patent: May 18, 2021
    Assignee: AVANTAMA AG
    Inventors: Norman Albert Lüchinger, Lin Fangjian, Tom Mitchell-Williams, Stefan Loher
  • Patent number: 10920137
    Abstract: The present invention relates to the field of luminescent crystals (LCs), and more specifically to Quantum Dots (QDs) of formula M1aM2bXc, wherein the substituents are as defined in the specification. The invention provides methods of manufacturing such luminescent crystals, particularly by dispersing suitable starting materials in the presence of a liquid and by the aid of milling balls; to compositions comprising luminescent crystals and to electronic devices, decorative coatings; and to intermediates comprising luminescent crystals.
    Type: Grant
    Filed: May 25, 2016
    Date of Patent: February 16, 2021
    Assignee: Avantama AG
    Inventors: Norman Albert Lüchinger, Marek Oszajca