Patents Assigned to Avantama AG
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Patent number: 12215262Abstract: 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: GrantFiled: March 12, 2024Date of Patent: February 4, 2025Assignee: Avantama AGInventors: Norman Albert Lüchinger, Lin Fangjian, Tom Mitchell-Williams, Stefan Loher
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Publication number: 20240318017Abstract: 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: ApplicationFiled: July 11, 2022Publication date: September 26, 2024Applicant: Avantama AGInventors: Norman LÜCHINGER, Diego GIOVANOLI, Deniss SABANI
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Patent number: 12098315Abstract: 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: GrantFiled: September 1, 2022Date of Patent: September 24, 2024Assignee: Avantama AGInventors: Norman Albert Lüchinger, Marek Oszajca, Maksym Kovalenko, Dominic Guggisberg, Dmitry Dirin
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Patent number: 12092845Abstract: 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: GrantFiled: April 4, 2023Date of Patent: September 17, 2024Assignee: Avantama AGInventors: Norman Albert Lüchinger, Deniss Sabani, Fangjian Lin, Sacha Bissig
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Patent number: 12091596Abstract: 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: GrantFiled: May 22, 2023Date of Patent: September 17, 2024Assignee: AVANTAMA AGInventors: Norman Albert Lüchinger, Marek Oszajca, Patrick Kissel, Loredana Protesescu, Maksym Kovalenko, Franziska Krieg
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Publication number: 20240218241Abstract: 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: ApplicationFiled: March 12, 2024Publication date: July 4, 2024Applicant: Avantama AGInventors: Norman Albert Lüchinger, Lin Fangjian, Tom Mitchell-Williams, Stefan Loher
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Patent number: 12018191Abstract: 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: GrantFiled: May 16, 2022Date of Patent: June 25, 2024Assignee: Avantama AGInventors: Norman Albert Lüchinger, Marek Oszajca, Stefan Loher, Victoria Blair, Karin Fleischmann
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Patent number: 11958997Abstract: 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: GrantFiled: April 14, 2021Date of Patent: April 16, 2024Assignee: Avantama AGInventors: Norman Albert Lüchinger, Lin Fangjian, Tom Mitchell-Williams, Stefan Loher
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Publication number: 20240093088Abstract: 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: ApplicationFiled: September 1, 2022Publication date: March 21, 2024Applicant: Avantama AGInventors: Norman Albert LÜCHINGER, Marek OSZAJCA, Maksym KOVALENKO, Dmitry DIRIN, Dominic GUGGISBERG
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Patent number: 11803084Abstract: 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: GrantFiled: October 8, 2021Date of Patent: October 31, 2023Assignee: Avantama AGInventor: Norman Albert Lüchinger
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Publication number: 20230304188Abstract: 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: ApplicationFiled: May 22, 2023Publication date: September 28, 2023Applicant: AVANTAMA AGInventors: Norman Albert LÜCHINGER, Marek OSZAJCA, Patrick KISSEL, Loredana PROTESESCU, Maksym KOVALENKO, Franziska KRIEG
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Patent number: 11737337Abstract: 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: GrantFiled: April 12, 2023Date of Patent: August 22, 2023Assignee: Avantama AGInventors: Norman Albert Lüchinger, Davide Toniolo, Franziska Krieg
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Patent number: 11708528Abstract: 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: GrantFiled: June 15, 2020Date of Patent: July 25, 2023Assignee: Avantama AGInventors: Norman Albert Lüchinger, Fangjian Lin, Tom Mitchell-Williams, Stefan Loher
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Patent number: 11702762Abstract: 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: GrantFiled: July 4, 2022Date of Patent: July 18, 2023Assignee: AVANTAMA AGInventors: Norman Albert Lüchinger, Marek Oszajca, Patrick Kissel, Loredana Protesescu, Maksym Kovalenko, Franziska Krieg
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Patent number: 11414597Abstract: 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: GrantFiled: February 10, 2022Date of Patent: August 16, 2022Assignee: Avantama AGInventors: Norman Albert Lüchinger, Marek Oszajca
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Patent number: 11377592Abstract: 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: GrantFiled: December 15, 2020Date of Patent: July 5, 2022Assignee: Avantama AGInventors: Norman Albert Lüchinger, Marek Oszajca, Patrick Kissel, Loredana Protesescu, Maksym Kovalenko, Franziska Krieg
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Patent number: 11286421Abstract: 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: GrantFiled: January 14, 2021Date of Patent: March 29, 2022Assignee: Avantama AGInventors: Norman Albert Lüchinger, Marek Oszajca
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Patent number: 11098247Abstract: 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: GrantFiled: June 26, 2017Date of Patent: August 24, 2021Assignee: Avantama AGInventors: Norman Lüchinger, Marek Oszajca, Patrick Kissel, Maksym Kovalenko, Loredana Protesescu, Franziska Krieg, Sylwia Nowakowska
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Patent number: 11008508Abstract: 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: GrantFiled: June 5, 2020Date of Patent: May 18, 2021Assignee: AVANTAMA AGInventors: Norman Albert Lüchinger, Lin Fangjian, Tom Mitchell-Williams, Stefan Loher
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Patent number: 10920137Abstract: 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: GrantFiled: May 25, 2016Date of Patent: February 16, 2021Assignee: Avantama AGInventors: Norman Albert Lüchinger, Marek Oszajca