WO2020229078A1 - Verfahren zur herstellung eines optoelektronischen bauelements und optoelektronisches bauelement - Google Patents
Verfahren zur herstellung eines optoelektronischen bauelements und optoelektronisches bauelement Download PDFInfo
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- WO2020229078A1 WO2020229078A1 PCT/EP2020/060599 EP2020060599W WO2020229078A1 WO 2020229078 A1 WO2020229078 A1 WO 2020229078A1 EP 2020060599 W EP2020060599 W EP 2020060599W WO 2020229078 A1 WO2020229078 A1 WO 2020229078A1
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- nanoparticles
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- structural units
- monomeric structural
- optoelectronic component
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/84—Coatings, e.g. passivation layers or antireflective coatings
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/01—Manufacture or treatment
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/85—Packages
- H10H20/851—Wavelength conversion means
- H10H20/8511—Wavelength conversion means characterised by their material, e.g. binder
- H10H20/8512—Wavelength conversion materials
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/01—Manufacture or treatment
- H10H20/034—Manufacture or treatment of coatings
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/01—Manufacture or treatment
- H10H20/036—Manufacture or treatment of packages
- H10H20/0361—Manufacture or treatment of packages of wavelength conversion means
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/85—Packages
- H10H20/855—Optical field-shaping means, e.g. lenses
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/882—Scattering means
Definitions
- optoelectronic component In addition, an optoelectronic component is specified.
- One problem to be solved is to use a method for producing an optoelectronic component
- an optoelectronic component with improved properties is to be specified.
- Structural units can be in liquid or powder form. Furthermore, the monomeric structural units can be introduced in a solvent. According to a further embodiment of the method, nanoparticles are provided in a liquid medium.
- the nanoparticles preferably have a diameter of at least 5 nanometers to at most 100 nanometers.
- the liquid medium is preferably a medium in which the nanoparticles are finely distributed.
- the nanoparticles are available as small solids or in a system made up of clusters.
- the nanoparticles in the liquid medium are homogeneous
- the nanoparticles in the liquid medium preferably have no functionalizations. Furthermore, preferably no layers, for example organic layers, are arranged around the nanoparticles in the liquid medium. Only the surface of the nanoparticles in the liquid medium is preferred
- Nanoparticles are arranged in the liquid medium OH groups and / or O- ions.
- the monomeric structural units and the nanoparticles are mixed in the liquid medium, so that a starting sol is formed.
- the nanoparticles are preferably surrounded by the monomeric structural units.
- the nanoparticles are particularly preferably distributed homogeneously in the starting sol.
- an acid is introduced into the starting sol in order to adjust a pH.
- the acid is preferably added after the monomeric structural units have been mixed with the nanoparticles in the liquid medium. If the acid is added earlier, there is a risk of that the nanoparticles fail and no longer at the
- the monomeric structural units condense at least partially to form a network, the nanoparticles being at least partially covalently bonded to the network, so that a sol-gel material is produced.
- the network is preferably a three-dimensional network.
- the partial condensation to form the network begins, for example, when the monomeric structural units and the nanoparticles are combined in the liquid medium. By adding the acid, the condensation of the monomers is preferred
- Condensation can be a polycondensation.
- Condensation which is initiated, for example, by UV light, heat and / or an acid, react the monomeric structural units with one another to form chemical bonds.
- the monomeric structural units are hydrolyzed and can thus form chemical bonds with one another.
- the condensation of the monomeric structural units leads to the network in which the monomeric structural units are at least partially condensed.
- the covalent bond between the nanoparticles and the network is a form of chemical bond and as such for the firm holding together of atoms in molecular
- the sol-gel material is preferably in the form of a gel.
- the sol-gel material is applied to a semiconductor chip.
- the sol-gel material is preferably designed to adhere to the semiconductor chip.
- the sol-gel material is hardened so that a covering material is formed.
- a covering material is formed.
- the hardening is preferably carried out by heating.
- the liquid medium, the solvent, the alcohols and / or water usually evaporate. At the same time it will harden, if not by this time
- the nanoparticles are preferably suitable for setting the refractive index of the cladding material.
- the refractive index of the cladding material is particularly preferably increased. An increased refractive index is for better coupling out of electromagnetic radiation from the semiconductor chip
- monomeric structural units and nanoparticles are in one
- the monomeric structural units and the nanoparticles are mixed in the liquid medium, so that a starting sol is created.
- An acid is introduced into the starting sol to adjust the pH.
- the monomeric structural units at least partially condense to form a network, the nanoparticles being at least partially covalently bonded to the network, so that a sol-gel material is created.
- the sol-gel material is applied to a semiconductor chip and then cured, so that a covering material is formed.
- the monomeric structural units comprise a monomeric structural unit A of the following general formula:
- alkyl substituents are selected from one another from the group formed by the alkyls and phenyls.
- the alkyl substituents preferably have one
- Hydrocarbon radical Ci to C 4 Hydrocarbon radical Ci to C 4 .
- the alkyl substituents are particularly preferably selected from the following group: methyl, ethyl, propyl, isopropyl, butyl, tert-butyl.
- the alkyl and the phenyl substituents can be substituted or unsubstituted.
- the monomeric structural unit A has tetraethylorthosilicate (TEOS) and / or tetramethylorthosilicate (TMOS).
- combinations of different monomeric structural units of the monomeric structural unit A can be used in the optoelectronic component.
- the monomeric structural units comprise a monomeric structural unit B of the following general formula:
- alkyls is selected from one another from the group formed by alkyls and phenyls.
- the alkyl substituents preferably have a hydrocarbon radical Ci to C 4 .
- alkyl substituents are particularly preferably selected from the following group: methyl, ethyl, propyl,
- the monomeric structural unit B has trimetoxymethylsilane (MTMOS), trietoxymethylsilane (MTEOS), trimetoxyethylsilane,
- Structural unit A has the monomeric structural unit B different from the monomeric structural unit A.
- the monomeric structural units preferably have tetraethylorthosilicate TEOS, as monomeric structural unit A, in combination with
- Trietoxymethylsilane MTEOS as a monomeric structural unit B, on or consist of it.
- Structural units B for example trietoxymethylsilane, are between at least 1 mol% and at most 80 mol% on the monomeric structural units.
- the proportion of the monomeric structural unit A is here in relation to the monomers
- Structural units preferably between at least 20 mol% and at most 99 mol%.
- Structural units TEOS to MTEOS are between 20 to 80 and 80 to 20. The less MTEOS in the wrapping material
- the monomeric structural unit B preferably forms a polysiloxane in the cured
- the alkyl group X 4 is preferably a methyl group.
- the alkyl group on the silicon atom preferably changes the network in such a way that upon curing for
- the coating material is preferably flexible due to the organic radicals of the monomeric structural units.
- the monomeric structural units have in addition to the monomeric
- Structural units A and B the monomeric structural units of the general formulas R 4 2-Si (OR) 2 and / or R 4 3 -Si (OR).
- R here corresponds, for example, to the substituents R 1 , R 2 or R 3 .
- the substituents R 1 , R 2 , R 3 and R 4 are each selected independently of one another from the group which is shown in the case of the monomeric structural unit A.
- the coating material has a silicate.
- Silicates are usually chemical compounds made from silicon and
- the basic building block of all silicates are usually SiCR tetrahedra. In the SiCR tetrahedron, the silicon atom is preferably surrounded by four oxygen atoms.
- the coating material preferably has a silicate which has subunits of the monomeric structural units A and B. That is, the silicate preferably has a low proportion of organic residues. To form the silicate of the coating material, the monomeric structural units A condense with the monomeric structural units B.
- the percentage of the two monomeric structural units in the case of the monomeric structural unit A is preferably between at least 20 mol% and at most 99 mol% and at
- monomeric structural unit B preferably between at least 1 mol% and at most 80 mol%. According to at least one preferred embodiment of the
- the coating material has a polysiloxane that is bridged to form a network via Si-O-Si units.
- the Si-O-Si units are usually through the
- the polysiloxane is usually one
- Structural unit -Si (R2O) - has.
- R is preferably a methyl group. It is particularly preferred that precisely one R is a methyl group.
- R can be an oxygen atom to which a further structural unit —Si (R2O) - is linked.
- the individual monomeric structural units are preferably over Si-O-Si units
- the coating material preferably has a polysiloxane with a small number of organic groups. Only a small number of methyl groups in the is preferred
- Structural unit A preferably between at least 20 mol% and at most 99 mol% and, in the case of the monomeric structural unit B, preferably between at least 1 mol% and at most 80 mol%.
- Method include the nanoparticles S1O 2 , Zr02 and / or T1O 2 or consist of S1O 2 , ZrC> 2 and / or T1O 2 and are covalently bonded to the polysiloxane.
- the wrapping material has a polysiloxane that is bridged to the network via Si-O-Si units and in which the
- Nanoparticles include S1O 2 , ZrC> 2 and / or T1O 2 or consist of S1O 2 , ZrC> 2 and / or T1O 2 and are covalently bonded to the polysiloxane.
- the wrapping material is cured. This means that the wrapping material is almost completely condensed and does not have a liquid component, such as solvent or the liquid medium, whereas the sol-gel material is partially condensed with the liquid component.
- the nanoparticles are preferably set up to the
- the refractive index of the cladding material is particularly preferably increased by the nanoparticles.
- the S1O 2 , ZrC> 2 and / or TiCh nanoparticles are bound to the network via Si, Zr, Ti — O units.
- a reaction of the oxygen atom of the S1O 2 , ZrC> 2 and / or Ti0 2 nanoparticles in the liquid medium preferably takes place here, through the
- An alcohol and water are preferably split off here.
- the alcohol split off is preferably methanol and / or ethanol. This is from the
- the nanoparticles in the liquid medium have between at least 5 mol% and at most 80 mol%.
- the nanoparticles in the liquid medium have between at least 5 mol% and at most 80 mol%.
- Nanoparticles in the liquid medium between at least 5 mol% and at most 60 mol%.
- the liquid medium here is preferably water.
- the S1O2, ZrC> 2 and / or T1O2 nanoparticles have a particle size of 5 nanometers to 100 nanometers.
- the S1O2, ZrC> 2 and / or T1O2 nanoparticles in the liquid medium are preferably in the form of free and finely divided individual particles.
- the S1O2, ZrC> 2 and / or T1O2 nanoparticles in the liquid medium are preferably stabilized by surface charges that are generated via the pH value.
- the nanoparticles in the liquid are preferably stabilized by surface charges that are generated via the pH value.
- Medium preferably have a high density and a low tendency to separate.
- the nanoparticles in the liquid medium have between at least 25 mol% and at most 35 mol%.
- the acid for adjusting the pH is hydrochloric acid.
- the pH is adjusted to be less than or equal to 5 with the acid.
- the pH of the starting sol is preferably set to be less than or equal to 3.
- the pH of the is particularly preferred
- the sol-gel material is applied to the semiconductor chip by means of spin coating, spray coating, doctor blading and / or ink jetting
- the sol-gel material is preferably applied to the surface of the semiconductor chip, to the semiconductor chip in a housing or to a semiconductor chip wafer,
- the sol-gel material is cured by heating at a temperature between 70 ° C. and 300 ° C. inclusive.
- the hardening leads to the formation of a
- the liquid medium, the volatile alcohol formed and water are preferably removed. Likewise, the curing preferably leads to an almost
- the sol-gel material is furthermore preferably thermally stable up to a temperature of 300.degree.
- the inorganic phosphor particles are preferably mixed and homogenized with the starting sol.
- the phosphor particles have a ceramic phosphor
- the ceramic phosphor particles preferably have a garnet phosphor on.
- the garnet phosphor is particularly preferably a YAG phosphor with the chemical formula Y 3 Al 5 O 12 : Ce 3+ .
- the ceramic phosphor particles can also have a nitride phosphor.
- the nitride phosphor is particularly preferably a SCASN phosphor with the
- the phosphor particles can be any chemical formula (Ba, Sr, Ca) AIS1N 3 : Eu. Additionally or alternatively, the phosphor particles can be any chemical formula (Ba, Sr, Ca) AIS1N 3 : Eu. Additionally or alternatively, the phosphor particles can be any chemical formula (Ba, Sr, Ca) AIS1N 3 : Eu. Additionally or alternatively, the phosphor particles can be
- oxynitride-based phosphor For example, a combination of several different phosphor particles is possible.
- the method described here is suitable for providing an optoelectronic component that is used in the
- the optoelectronic component comprises a semiconductor chip, which in operation
- Semiconductor chip the electromagnetic radiation of a first wavelength range from a radiation exit surface.
- the semiconductor chip preferably transmits during operation
- the semiconductor chip is, for example, a light-emitting diode chip or a laser diode chip.
- the semiconductor chip preferably has an epitaxially grown one Semiconductor layer sequence with an active zone which is suitable for generating electromagnetic radiation.
- the active zone has, for example, a pn junction, a double heterostructure, a single quantum well or particularly preferably a multiple quantum well structure.
- Optoelectronic component on a cladding material that is produced using the method described here.
- this includes
- the optoelectronic component a cladding material which has nanoparticles and a polysiloxane which is bridged to the network via Si-O-Si units.
- the nanoparticles preferably comprise SiC> 2 , ZrC> 2 and / or T1O 2 and are covalently bonded to the polysiloxane.
- the nanoparticles are
- this includes
- Emitted wavelength range and a cladding material comprising nanoparticles and a polysiloxane, which is bridged to the network via Si-O-Si units.
- Nanoparticles preferably comprise S1O 2 , ZrC> 2 and / or T1O 2 and are covalently bound to the polysiloxane.
- the wrapping material is provided to the
- the wrapping material preferably resists detachment, for example by means of mechanical means
- Action of force at least within certain limits means, for example, that the layer does not come off during further processing of the semiconductor chip coated with the encapsulation material.
- the wrapping material is preferred
- Semiconductor chips penetrate more than 95% through the encapsulation material.
- the covering material can serve as a matrix material for phosphor particles.
- the wrapping material preferably completely envelops the phosphor particles. That is to say, the phosphor particles are preferably embedded in the matrix material.
- Matrix material is preferably set up to the
- the optoelectronic component the encapsulation material, which was produced using a method described here on. According to a preferred embodiment of the
- Optoelectronic components are embedded in the encapsulation material fluorescent particles, which the electromagnetic radiation of the first wavelength range in
- Radiation of the second wavelength range is preferably different from the first wavelength range.
- the phosphor particles which are embedded in the wrapping material give the wrapping material preferably wavelength-converting properties.
- the cladding material with the phosphor particles converts the electromagnetic radiation of the semiconductor chip
- the optoelectronic component preferably emits mixed light which is composed of electromagnetic radiation of the first wavelength range and
- the optoelectronic component emits white light.
- the cladding material has a thickness of at least 1 micrometer.
- the cladding material has a thickness of at least 5 micrometers. According to a preferred embodiment of the
- the optoelectronic component is the encapsulating material as a layer on the radiation exit surface of the
- the layer preferably has a thickness of at least 1 micrometer, preferably of at least 5 micrometers.
- the layer is preferably formed with few pores and few cracks.
- One idea of the present optoelectronic component is to use a cladding material comprising nanoparticles linked to a network of monomeric structural units,
- Encapsulation material can thus be used in high-power LEDs, in which conventional polysiloxanes and conventional silicates generally show decomposition. Likewise, a thicker layer of the wrapping material can be achieved with a low tendency to crack
- Nanoparticles have the refractive index of the cladding material
- Figures 1, 2, 3, 4 and 5 each schematic representations of different process stages of a process for
- FIG. 6 shows a schematic representation of a stage of a method for producing an optoelectronic
- FIG. 7 shows a schematic sectional illustration of a sol-gel material according to an exemplary embodiment
- Figure 8 is a schematic sectional view of a
- monomers are used in a first process step Structural units 1 and nanoparticles 10 provided in a liquid medium 2.
- the liquid medium 2 here is water.
- Nanoparticles 10 in the liquid medium 2 are mixed for about five minutes, so that a starting sol 3 is formed (FIG. 1).
- the nanoparticles 10 in the liquid medium 2 have between 5 mol% and 80 mol% inclusive.
- the monomeric structural units 1 comprise a combination of at least one monomeric structural unit A and at least one monomeric structural unit B.
- the proportion of the monomeric structural units B in the monomeric structural units is between at least 1 mol% and at most 80 mol%.
- the proportion of the monomeric structural unit A in the monomeric structural units is preferably between at least 20 mol% and at most 99 mol%.
- an acid 4 is added to the starting sol 3 to set a pH value (FIG. 2). This is done after the monomers
- Structural units 1 and the nanoparticles 10 are mixed in the liquid medium 2, since otherwise the nanoparticles 10 would fail and no longer with the monomeric ones
- Structural units 1 could react. Hydrochloric acid, for example, is used to adjust the pH.
- the pH of the starting sol 3 is adjusted to a pH of less than or equal to 5.
- the monomeric structural units 1 are at least partially condensed to form a network 9 (FIG. 3). Furthermore, the nanoparticles 10 are at least partially covalently bound to the network 9, see above that a sol-gel material 5 is created.
- the network 9 is preferably a three-dimensional network.
- FIG. 4 initially shows the monomeric structural units 1, in the present case TEOS as the monomeric structural unit A and MTEOS as the monomeric structural unit B, and the nanoparticles 10 in the liquid medium 2.
- the nanoparticles 10 in the liquid medium 2 include SiCü nanoparticles 10. Alternatively, ZrC> 2 and / or T1O2 can be used as the material for the nanoparticles 10.
- the nanoparticles 10 have cations, for example sodium, potassium cations or protons.
- the acid 4 is added to the mixture of the nanoparticles 10 in the liquid medium 2 and the monomeric structural units 1.
- the monomeric structural units 1 partially condense to form the network 9, the nanoparticles 10 being at least partially covalently bonded 11 to the network 9, so that a sol-gel material 5 is produced.
- the network 9 is formed in that the monomeric structural units 1 are partially hydrolyzed by the addition of the acid 4 and then condense to the network 9 via a condensation reaction. That is, the monomers
- Structural units 1, TEOS and MTEOS are linked to one another via Si-O-Si units 13. Likewise, through the
- the network 9 with the Si0 2 nanoparticle 10 forms the covalent bond 11.
- the Si0 2 nanoparticles 10 are bound to the network 9 via Si-O units 14. For ZrC> 2 nanoparticles, Zr-O units would be attached to network 9
- the sol-gel material 5 is applied to a semiconductor chip 6, for example by means of spin coating, spray
- the sol-gel material 5 cured to the wrapping material 7 ( Figure 5).
- the liquid medium 2 as well as alcohols and water, which are formed during the condensation, are removed. Almost complete condensation of the monomeric structural units 1 is also achieved through the curing.
- the cured sol-gel material 5 is referred to as the covering material 7.
- the method steps in FIGS. 1 and 2 are carried out first. Following the process step in FIG. 2, in which the acid 4 is introduced into the starting sol 3, inorganic phosphor particles 8 are introduced into the starting sol 3 in the present case.
- the inorganic phosphor particles 8 are introduced into the starting sol 3 in the present case.
- Phosphor particles 8 have a ceramic phosphor and / or a quantum dot phosphor.
- the inorganic phosphor particles 8 preferably have a garnet phosphor and / or a nitride phosphor and / or an oxynitride-based phosphor or consist of one of these materials.
- the resulting sol-gel material 5 is applied with phosphor particles 8 to the semiconductor chip 6 and the procedure is as already described with reference to FIGS. 3 to 5.
- Figure 7 shows a schematic representation of a
- the monomeric structural units 1 condense to form the network 9 and are bound to the SiCh nanoparticles 10. That is, the network 9 has grown on the surface of the Si0 2 nanoparticles. Compact particles with a diameter of at least 50 nanometers to a maximum of 100 nanometers are formed.
- the exemplary embodiment illustrated in FIG. 8 has an optoelectronic component 100 which has a
- Semiconductor chip 6 which emits electromagnetic radiation of a first wavelength range during operation, and a
- Wrapping material 7 comprises.
- the wrapping material 7 is produced by a method described here.
- the wrapping material 7 is as a layer on a
- 7 phosphor particles 8 can be embedded in the envelope material, which the
- electromagnetic radiation of the first wavelength range into electromagnetic radiation of a second
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Abstract
Description
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Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE112020002399.0T DE112020002399A5 (de) | 2019-05-16 | 2020-04-15 | Verfahren zur herstellung eines optoelektronischen bauelements und optoelektronisches bauelement |
| US17/611,502 US12433071B2 (en) | 2019-05-16 | 2020-04-15 | Method for producing an optoelectronic component and optoelectronic component |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102019112955.9 | 2019-05-16 | ||
| DE102019112955.9A DE102019112955A1 (de) | 2019-05-16 | 2019-05-16 | Verfahren zur Herstellung eines optoelektronischen Bauelements und optoelektronisches Bauelement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2020229078A1 true WO2020229078A1 (de) | 2020-11-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2020/060599 Ceased WO2020229078A1 (de) | 2019-05-16 | 2020-04-15 | Verfahren zur herstellung eines optoelektronischen bauelements und optoelektronisches bauelement |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US12433071B2 (de) |
| DE (2) | DE102019112955A1 (de) |
| WO (1) | WO2020229078A1 (de) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1791795A2 (de) * | 2004-09-15 | 2007-06-06 | Koninklijke Philips Electronics N.V. | Lichtübertragendes substrat mit einer lichtabsorbierenden beschichtung, lichtabsorbierende beschichtung sowie verfahren zur herstellung einer lichtabsorbierenden beschichtung |
| US20100291374A1 (en) * | 2007-06-12 | 2010-11-18 | Ajjer Llc | Composites Comprising Nanoparticles |
| WO2017054937A1 (en) * | 2015-09-29 | 2017-04-06 | Philips Lighting Holding B.V. | Light source with diffractive outcoupling |
| DE102017104127A1 (de) * | 2017-02-28 | 2018-08-30 | Osram Opto Semiconductors Gmbh | Optoelektronisches Bauelement und Verfahren zur Herstellung eines optoelektronischen Bauelements |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7723394B2 (en) * | 2003-11-17 | 2010-05-25 | Los Alamos National Security, Llc | Nanocrystal/sol-gel nanocomposites |
| US8895652B2 (en) * | 2007-06-12 | 2014-11-25 | Ajjer, Llc | High refractive index materials and composites |
| JP5669720B2 (ja) * | 2008-03-25 | 2015-02-12 | ゼロックス コーポレイションXerox Corporation | シリカでカプセル化された有機ナノ顔料と同顔料の作製法 |
-
2019
- 2019-05-16 DE DE102019112955.9A patent/DE102019112955A1/de not_active Withdrawn
-
2020
- 2020-04-15 WO PCT/EP2020/060599 patent/WO2020229078A1/de not_active Ceased
- 2020-04-15 DE DE112020002399.0T patent/DE112020002399A5/de active Pending
- 2020-04-15 US US17/611,502 patent/US12433071B2/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1791795A2 (de) * | 2004-09-15 | 2007-06-06 | Koninklijke Philips Electronics N.V. | Lichtübertragendes substrat mit einer lichtabsorbierenden beschichtung, lichtabsorbierende beschichtung sowie verfahren zur herstellung einer lichtabsorbierenden beschichtung |
| US20100291374A1 (en) * | 2007-06-12 | 2010-11-18 | Ajjer Llc | Composites Comprising Nanoparticles |
| WO2017054937A1 (en) * | 2015-09-29 | 2017-04-06 | Philips Lighting Holding B.V. | Light source with diffractive outcoupling |
| DE102017104127A1 (de) * | 2017-02-28 | 2018-08-30 | Osram Opto Semiconductors Gmbh | Optoelektronisches Bauelement und Verfahren zur Herstellung eines optoelektronischen Bauelements |
Also Published As
| Publication number | Publication date |
|---|---|
| US20220209073A1 (en) | 2022-06-30 |
| DE112020002399A5 (de) | 2022-01-27 |
| DE102019112955A1 (de) | 2020-11-19 |
| US12433071B2 (en) | 2025-09-30 |
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