WO2016162431A1 - Konverterbauteil für eine optoelektronische leuchtvorrichtung - Google Patents
Konverterbauteil für eine optoelektronische leuchtvorrichtung Download PDFInfo
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- WO2016162431A1 WO2016162431A1 PCT/EP2016/057638 EP2016057638W WO2016162431A1 WO 2016162431 A1 WO2016162431 A1 WO 2016162431A1 EP 2016057638 W EP2016057638 W EP 2016057638W WO 2016162431 A1 WO2016162431 A1 WO 2016162431A1
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- layer
- converter
- diffuser
- silicone
- stack
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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
- H10H20/85—Packages
- H10H20/851—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
- H10H20/851—Wavelength conversion means
- H10H20/8514—Wavelength conversion means characterised by their shape, e.g. plate or foil
-
- 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
- H10H20/852—Encapsulations
- H10H20/853—Encapsulations characterised by their shape
-
- 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
- H10H20/852—Encapsulations
- H10H20/854—Encapsulations characterised by their material, e.g. epoxy or silicone resins
-
- 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]
- H10H20/01—Manufacture or treatment
- H10H20/034—Manufacture or treatment of coatings
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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]
- H10H20/01—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]
- H10H20/01—Manufacture or treatment
- H10H20/036—Manufacture or treatment of packages
- H10H20/0363—Manufacture or treatment of packages of optical field-shaping 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
- H10H20/882—Scattering means
Definitions
- the invention relates to a converter component for an opto ⁇ electronic lighting device.
- the invention further relates to a method for the manufacture or for the production of a converter device for an opto-electronic Leuchtvorrich ⁇ processing.
- the invention further relates to an optoelectronic lighting device.
- LED light emitting diode
- More and more LED (light emitting diode) devices require coverage of a light emitting chip with a strictly defined conversion layer.
- spat ⁇ len next to the exact color location new properties, such as layer thickness, contour accuracy, the dimensional accuracy or appearance when turned off a very important role.
- a very important requirement are also conversion elements with a defined outer contour which serve as a stop edge for casting ⁇ material in a molding process of the component to the convergence ⁇ sion element surface.
- Such a stop edge can furthermore also be necessary, for example, in other processes, for example in a so-called “film-assisted molding", a film-assisted injection molding.
- no conversion elements with sharp outer edges can be produced by means of these technologies, which can serve as a stop edge for, for example, the casting process or the film-assisted injection molding.
- the object underlying the invention can therefore be seen as ⁇ rin to provide a concept that a reproducible and homogenous appearance of a convergence ⁇ terbauteils and efficient suitability of Konverterbau ⁇ partly for processing processes, in particular a casting ⁇ process and / or a film-assisted Injection molding, made ⁇ light.
- a converter part for an opto-electronic ⁇ lighting device comprising:
- Is ge comprising forming a stack of layers, a base layer and a converter layer on a surface of the submount ⁇ -.
- a method for producing a converter component for an optoelectronic lighting device comprising the following steps:
- an opto-electronic light ⁇ device comprising a light-emitting semiconductor device and the converter component-removed subcarrier.
- the invention includes in particular and inter alia, to form a stack of layers comprising a base layer and a converter layer on a surface of an auxiliary carrier ⁇ the idea.
- an efficient component-specific packaging is effected on account of the inventive stack ⁇ stack. Because due to the use of at least two layers for the layer stack layer thicknesses can be adjusted according to the component requirements, the converters used and the color locations to be achieved in an advantageous manner.
- layer stacks may have the same thickness at different color locations, which as a rule are achieved by means of different layer thicknesses of the converter layer.
- the common thickness of the layer ⁇ stack can then be achieved for example by means of appropriate Anpas ⁇ solution of the layer thickness of the base layer.
- a layer stack ver ⁇ be einzelt efficiently to form isolated layers stack on a ge ⁇ common subcarrier, so that can be achieved, for example, a very good contour accuracy for the separated layer stack.
- stop edges for subsequent potting processes can be produced efficiently.
- a rapid adjustment to desired di ⁇ mensions can be made.
- the auxiliary carrier is a film, for example a polyimide film, a polytetrafluoroethylene film, a UV film, a sawing film, a so-called “thermally release film” (an adhesive film which can be heated by means of heating from the object (in this case the layer stack) can be solved, also to which the adhesive film is glued).
- a film for example a polyimide film, a polytetrafluoroethylene film, a UV film, a sawing film, a so-called “thermally release film” (an adhesive film which can be heated by means of heating from the object (in this case the layer stack) can be solved, also to which the adhesive film is glued).
- a thickness of the subcarrier is for example between 50ym to 500ym.
- the subcarrier is in particular a temporary carrier and is removed, for example, in a later method step.
- the stack of layers in particular ⁇ sondere the separated layer stack from the auxiliary support and disposed on another subcarrier.
- Arranging the other auxiliary carrier includes, for examples game sticking of the layer stack, in particular the ver ⁇ einzelten layer stack, on the other subcarrier.
- the base layer is a silicone layer. If in the following one embodiment includes a silicone layer, so should always the more general term "Ba ⁇ sistik" be read.
- a silicone layer has to ⁇ special technical advantage that it can be manufactured efficiently.
- the base layer comprises at least one of the following materials or is formed from at least one of the following materials: silicone, glass, hybrid materials (for example glass-silicone)
- a layer stack in the sense of the present invention therefore comprises in particular a plurality of layers, in particular the base layer, preferably the silicone layer, and the converter layer, which are stacked on top of each other that is, that the individual layers of the layer stack are stacked ge ⁇ .
- a converter layer according to the present invention is particularly adapted first having to convert electromagnetic radiation ⁇ facing a first wavelength or a Wellenlän ⁇ gene region into electromagnetic radiation, a second wavelength or a second Wellendorfnbe ⁇ rich, wherein the second wavelength different that of the first wavelength is, respectively, the second Wel, is different ⁇ wavelength region at least partially, in particular completeness, ⁇ dig from the first wavelength range.
- a converter layer in the sense of the present invention thus has a converter function or a conversion function, ie it converts electromagnetic radiation.
- the electromagnetic radiation to be converted may be referred to, for example, as a primary light or as a primary radiation.
- the converted by the converter layer elekt ⁇ romagnetician radiation can, for example, light as a secondary or are referred to as a secondary radiation.
- a converter layer can be referred to as a conversion layer.
- the primary radiation is, for example, in the range of 430 nm to 480 nm.
- the secondary radiation is, for example, in the range from 450 nm to 800 nm.
- the base layer for example the silicone layer
- the base layer is free of a diffuser. That means in particular that is in the Ba ⁇ sistik no diffuser.
- the technical advantage in particular that an electromagnetic radiation which radiates through the base layer is hardly, if at all, scattered in the base layer is caused.
- the base layer is transparent.
- Transparent in the sense of the present invention can also be described as clear. the. So that means that the base layer that is free of egg ⁇ nem diffuser is a clear base layer.
- Transparent in the context of the present invention means in particular that the base layer has a transmission of 90%, in particular 95%, preferably 99%, of the primary radiation and / or the secondary radiation.
- the base layer comprises a diffuser.
- the technical advantage is insbesonde- re causes an electromagnetic ⁇ specific radiation which radiates through the base layer, can be diffused in the base layer.
- the diffuser may be formed, for example, according to an embodiment so as a certain color, for ⁇ In gaming, white generated.
- the conver ⁇ ter be covered by this.
- the layer stack comprises a diffuser layer comprising a diffuser.
- the Schich- comprising a Dif ⁇ fusor tenstapel is free of a diffuser layer. This means that the layer stack does not have a diffuser layer comprising a diffuser.
- the diffuser comprises a diffuser or more particles, in particular ⁇ sondere: Si02 particles, A1203 particles Ti02 particles Sili ⁇ konpumble, glass particles.
- a diffuser particle may have a mean grain size of 100 nm to 10 ym. That is to say into ⁇ particular, that may be a diameter of the diffuser particles is between 100 nm and 10 ym.
- the aforementioned materials for diffuser particles and in particular the different particle sizes advantageously have different properties that can be used according to the requirements.
- A1203 contributes better to the homogenization of light or, in general, of electromagnetic radiation.
- Ti02 contributes to the better whiteness impression when switched off.
- the converter layer comprises silicone and a converter.
- a converter in the sense of the present invention is in particular a material or a material composition (that is to say generally a material), which causes a conversion of electromagnetic radiation.
- a converter is for example a phosphor.
- a converter is, for example, an organic or an inorganic dye.
- Converters are, in particular, powders (comprising, for example, phosphorus and / or an inorganic and / or an organic phosphor), which are fixed in a radiation-stable matrix. Silicone is particularly suitable in the abovementioned exemplary range of primary radiation as matrix material.
- the converter for example a powder
- the silicone thus forms in particular a matrix in which the powder or generally the converter is preferably embedded.
- at least one of the layers of the layer stack is sprayed on.
- all layers of the layer stack are sprayed on.
- the base layer, in particular the silicone layer is sprayed on, respectively.
- the spraying has the technical advantage that a layer thickness of the corresponding layer can be set efficiently.
- the converter ⁇ layer when the converter ⁇ layer is sprayed, can advantageously be set a color bort efficient. This in particular over ei ⁇ ne predetermined layer thickness.
- At least one of the layers of the layer stack is sprayed on.
- all the layers of the layer stack be ⁇ sprayed.
- the material to be sprayed on comprises a suspension which is sprayed on, for example by means of a spray nozzle, as will be explained below.
- Respective Ma ⁇ TERIAL the purpose of forming the one or more layers of the layer stack used by spraying, respectively, each suspension used, comprising the sprayed material, in particular has a Vis ⁇ viscosity of from, for example, maximum 50 mPa * s at 20 ° C, at ⁇ play of not more than 40 mPa * s at 20 ° C, for example a maximum of 30 mPa * s at 20 ° C, for example a maximum of 20 mPa * s at 20 ° C, for example a maximum of 15 mPa * s at 20 ° C, for example maximum 10 mPa * s at 20 ° C, for example ⁇ of a maximum of 5 mPa * s at 20 ° C, in particular of at most 3 mPa * s at 20 ° C, in particular of a maximum of 2 mPa * s at 20 ° C, for example of maximum 1.5 mPa * s, on.
- the respective material used for spraying is a sprayable material or that the suspension is a sprayable suspension.
- a pasty material which is brush-resistant and which therefore can be used, for example, for a screen printing process.
- a screen printing process therefore, is not spraying in the sense of this invention.
- Spraying as understood in the sense of this invention, is referred to in English as a "spray coating".
- a spray gun is used for spraying the at least one layer, in particular of all layers, of the layer stack.
- a spray gun comprises a spray nozzle.
- the spray nozzle By means of the spray nozzle, the material or the suspension is sprayed on.
- the spray nozzle for example, at a distance of one or more centimeters to the surface of the element on which (the surface) is sprayed, so for example to Oberflä ⁇ surface of the auxiliary carrier or to the surface of an already formed layer. This means that when spraying the Mate ⁇ rial or the suspension contactless (the spray nozzle does not touch the surface) is transmitted. The spraying is thus based on a contactless material transfer.
- the spray gun comprises a storage container in which the material to be sprayed on and / or a suspension comprising the material to be sprayed are stored.
- the spray gun thus has a Materi ⁇ albevorratungsfunktion.
- the spray gun comprises a homogenizer for homogenizing the stored material and / or for homogenizing the suspension comprising the material to be sprayed on.
- the spray gun thus has a Homo ⁇ genticiansfunktion.
- the spray gun includes a För comprising ⁇ der adopted for conveying the sprayed material and / or the suspension, the sprayed material from the reservoir to the spray nozzle. The spray gun thus has a delivery function.
- the spray gun includes a valve connected between the spray nozzle and the reservoir.
- the valve can thus open or close a path of ceremoniessprü ⁇ rising material or the réellesprühenden suspension.
- the spray nozzle dictates by its design a spray weight and / or a spray cone shape.
- spraying in the sense of this invention is based on contactless material transfer.
- the spray gun moves in particular one or more centimeters above the surface to which is to be sprayed or is.
- a spray gun, which is used for spraying is, respectively is defi ned ⁇ particular by three features: a material hopper, a valve and a Sprühdü ⁇ se.
- the material storage also includes, for example, a homogenizing function and, for example, also a delivery of the material or of the suspension.
- the valve opens, respectively closes a path of Mate ⁇ rials respectively of the suspension to the spray nozzle.
- the base layer is formed as a base film.
- the technical advantage is in particular causes a effi cient ⁇ handling of the base layer can be effected.
- a base layer is formed as a base film, produced efficiently. This in ⁇ example, by means of per se known technologies for the production of films. Such technologies include, for example, printing, film drawing (extrusion process), rolling and molding.
- a base film also has the technical advantage that it is flexible and can therefore be easily applied to the auxiliary carrier.
- the silicone layer is formed as a silicone film.
- the corresponding advantages are analogous to the base film.
- the base layer (for example the silicone layer), in particular the base film (for example the silicone film), has a layer thickness between 10 ⁇ m and 500 ⁇ m.
- the converter layer has a layer thickness between 10 ym and 200 ym.
- the diffuser layer has a layer thickness between 0.5 ym and 100 ym.
- the diffuser layer is formed as a diffuser film.
- the converter layer is formed as a converter film.
- the diffuser film and the converter film are analogous to the base film or silicone film.
- Embodiments relating to the converter component result analogously from corresponding embodiments of the method and vice versa. This means that technical functionalities for the converter component result from corresponding technical functionalities of the method and vice versa.
- the convergence is terbauteil prepared by the method of manufacturing a Kon ⁇ verterbauteils.
- the subcarrier is removed from the layer stack or vice versa. That means that after this step of unloading ⁇ fernens the stack of layers is free from the auxiliary carrier.
- the stack of layers, insbeson ⁇ particular the separated layer stack is arranged on a further sub-carrier before the auxiliary support is removed.
- This arrangement on the other subcarrier includes, for example, a lamination and / or a pasting.
- an isolated layer stack (or a plurality of individual layered stacks ) is removed from the auxiliary carrier or from the further auxiliary carrier becomes.
- the layer stacks can thus be removed, for example, individually from the auxiliary carrier or from the further auxiliary carrier.
- the removal of the singulated layer stacks may also be referred to as picking or picking.
- the light-emitting semiconductor component is a light-emitting diode, that is to say a light-emitting diode.
- a light-emitting diode is referred to in English as “light-emitting diode (LED)”.
- the light-emitting semiconducting ⁇ terbauteil is a laser diode.
- a plurality of light-emitting semiconductor components are provided which, for example, may be identical or preferably formed differently.
- the converter component-removed sub-carriers is arranged in a radiation area of the or of the semiconductor light-emitting components to the electromagnetic radiation emitted by the or the light ⁇ emitting semiconductor components to Conver ⁇ animals.
- a plurality of converter components are provided.
- the converter component of the lighting device according to the invention is produced for example by means of the method according to the invention.
- a layer (for example, converter layer, diffuser layer, base layer, for example, silicone layer) of the Schichtensta ⁇ pels comprising a top and a bottom opposite the top countertransference.
- Layer stacks with one another the underside of the one layer is arranged on top of another layer.
- a position of a layer in the stack of layers may be defined relative to the case ⁇ play on the subcarrier.
- Silicones are poly (organo) siloxanes and a designation for a group of synthetic polymers in which silicon atoms are linked via oxygen atoms.
- a separation of the layer stack is provided.
- the layer stack is therefore in particular singulated. That means for example that in the stack recesses are formed which ver pass through the stack of layers up to the surface of the submount ⁇ . Thus, therefore, separate layer stacks are formed, which are arranged on the common subcarrier. These isolated layer stack thus form simplistic ⁇ isolated converter components. For example, the recesses can lead into the subcarrier without completely separating it.
- the singulation can be Runaway ⁇ results, for example by means of a saw, a laser, a water jet and / or a punch.
- FIGS. 1-4 each show a manufacturing step in one
- FIGS. 5-8 each show a production step in a method for producing a second converter component
- Fig. 9-13 each have a manufacturing step in one
- FIGS. 14-18 each show a manufacturing step in one
- a method for producing a fourth converter component, Fig. 19-22 each show a manufacturing step in one
- FIGS. 23-25 each show a production step in one
- 26 shows a production step in a method for producing a seventh converter component
- FIGS. 27 and 28 each show a manufacturing step in a method of manufacturing an eighth converter device
- Fig. 29 is a flowchart of a method of manufacturing a converter device, and Fig. 30 shows an optoelectronic lighting device.
- Fig. 1 shows a subcarrier provided 101 having a surface 103.
- a Si ⁇ likon Anlagen 105 applied as a base layer.
- the silicon kon für 105 is, for example, as a silicone film gebil ⁇ det.
- the silicone layer 105 is free of a diffuser or free of diffuser particles and is thus clear.
- the silicone layer 105 has an underside 107.
- the Si ⁇ likon Anlagen 105 has a top surface 109, the 107 is formed opposite to the sub ⁇ page.
- the silicone layer 105 is applied to the surface 103 such that the bottom 107 faces the surface 103.
- the Obersei ⁇ te 109 of the silicon layer 105 is the surface 103 to ⁇ Wandt.
- the silicone layer 105 may be sprayed onto the surface 103, for example.
- the silicone layer 105 when formed as a silicone film, may be applied to the surface 103.
- a preferred thickness of the silicone layer 105 is, for example, in the range between 10 .mu.m and 500 .mu.m.
- Fig. 2 shows that on the silicone layer 105, a converter ⁇ layer 201 is applied.
- the converter layer 201 has an underside 203 and a bottom 203 waivelie ⁇ constricting top 205.
- the converter layer 201 is applied to the silicon layer 105 in such a way that the underside 203 of the upper side 109 faces the silicone layer 105.
- the upper side 205 of the converter layer 201 faces away from the upper side 109 of the silicone layer 105. This means that the underside 203 of the converter layer 201 is arranged on the upper side 109 of the silicone layer 105.
- the converter layer 201 which may also generally be referred to as a conversion layer, may for example be sprayed onto the silicone layer 105.
- a layer stack 209 is formed on the surface 103.
- This layer stack 209 comprises the silicon layer 105 and the converter layer 201.
- a converter component 207 is produced which comprises the auxiliary carrier 101 and the layer stack 209.
- Based on the auxiliary ⁇ carrier 101 is a sequence of layers of layers- Stack 209 as follows: first, the silicone layer 105 and only then the conversion layer 201.
- FIG. 3 shows the converter component 207 after a separating step.
- the layer stack 209 is singulated. That is to say, the layer stack 209 is provided with recesses 301 which extend through the layer stack 209 as far as the surface 103 of the auxiliary carrier 101.
- recesses 301 which extend through the layer stack 209 as far as the surface 103 of the auxiliary carrier 101.
- Subcarrier 101 are arranged. These isolated layer stacks thus form isolated converter components 303.
- This characterization includes, for example, illuminating the individual converter components 303 by means of light.
- a light source 401 is provided.
- the light source 401 emits a light beam 405 towards a top surface 205 of a converter layer 201 of an isolated converter 303.
- ⁇ component light which is reflectors ⁇ advantage of this top 205, is distinguished symbolically marked with the reference numeral 407th This reflected light is detected by an optical detector 403.
- FIGS. 5 to 8 each show a production step in a method for producing a second converter component.
- Fig. 5 shows a provided auxiliary carrier 101, wherein a silicone ⁇ layer 501 is arranged as a base layer or applied to the surface 103 of the subcarrier 101.
- the silicone layer 501 has diffuser particles 507. This means that diffuser particles are embedded in the silicone layer 501.
- These dif- fusorpumble 507 cause scattering of electromagnetic radiation ⁇ shear.
- the silicone layer 501 has a bottom 503 and ei ⁇ ne the bottom 503 opposite top 505.
- the underside 503 of the silicone layer 501 faces the surface 103.
- the upper side 505 of the silicone layer 501 faces away from the surface 103 of the auxiliary carrier 101. This means that the silicone layer 501 is applied to the surface 103 as the first layer.
- the silicone layer 501 may be formed, for example, as a silicone film.
- FIG. 6 shows a converter layer 201 applied on the upper side 505 of the silicone layer 501, analogously to FIG. 2.
- the lower side 203 of the converter layer 201 faces the upper side 505 of the silicone layer 501.
- the upper side 205 of the converter layer 201 faces away from the upper side 505 of the silicone layer 501. This means that the converter layer 201 is applied after the silicone layer 501.
- Layer stack 601 formed, which includes the silicone layer 501 and the converter layer 201. This layer stack 601 is thus gebil ⁇ det on the surface 103 of the subcarrier one hundred and first
- a converter component 603 is produced comprising the subcarrier 101 and the layer stack 601. Relative to the subcarrier 101, an order of the layers of the layer stack 601 is as follows: first, the silicone layer 501 and only then the conversion layer 201.
- a separating step is provided in order to recesses 301 in the layer stack 601 form.
- a saw 701 is provided for this separating step.
- the recesses 301 can be sawed, for example, by means of the saw 701.
- individual converter components 801 are thus formed analogously to FIG. 3, as shown in FIG. 8.
- the isolated converter components 801 are characterized electro-optically. This, for example, by means of the light source 401 and the optical detector ⁇ rule 403rd
- FIGS. 9 to 13 each show a manufacturing step in egg ⁇ nem process for producing a third Konverterbau- part.
- FIG. 9 shows analogously to FIG. 1 a provided auxiliary carrier 101, wherein a clear silicone layer 105 is already applied to the surface 103 of the auxiliary carrier 101.
- FIG. 10 shows that a diffuser layer 1001 is applied to the upper side 109 of the silicone layer 105.
- the diffuser layer 1001 has a bottom surface 1003 and one of the sub ⁇ side opposite top surface 1005.
- the diffuser layer 1001 is positioned in such a way ⁇ introduced, on the silicon layer 105 that the underside 1003 of the diffuser layer 1001 of the upper surface 109 of the silicon layer facing 105th
- the upper ⁇ page 1005 of the diffuser layer 1001 is opposite to the upper surface 109 of the silicon layer 105th That is to say that as the first layer, the silicon layer 105 positioned on the surface 103 ⁇ is introduced. This is followed by the diffuser layer 1001.
- the diffuser layer 1001 may comprise, for example, a plurality of diffuser particles.
- the diffuser layer 1001 may, for example, be sprayed on.
- FIG. 11 shows that a converter layer 201 has been applied to the diffuser layer 1001, for example sprayed on. That means that the bottom 203 of the converter ⁇ layer 201 of the upper surface 1005 of the diffuser layer 1001 is disposed conces- Wandt.
- the upper side 205 of the converter layer 201 is the upper side 1005 of the diffuser layer 1001 to give ⁇ wall.
- a converter component 1130 is prepared comprising the auxiliary carrier 101 as well as the layer stack 1101. Based on the subcarrier 101 is a sequence of layers of the layer stack 1101 as follows: first the silicone layer 105, the diffuser layer 1001 and only then the convergence ⁇ ter Mrs 201. Analog to Fig. 3, Fig. 12 shows an already performed
- FIGS. 14 to 18 each show a manufacturing step in a method of manufacturing a fourth converter component.
- Fig. 14 shows a subcarrier provided 101.
- a diffuser layer 1001 for example, sprayed ⁇ , and then the silicon layer 105 is formed. That is to say, the underside 1003 of the diffuser layer 1001 faces the surface 103.
- the top 1005 of the Diffuser layer 1001 faces away from the surface 103.
- the bottom 107 of the silicone layer 105 faces the top 1005 of the diffuser layer 1001.
- the top surface 109 of the Si ⁇ likontik 105 facing away from the upper surface 1005 of the diffuser layer 1,001th
- Fig. 16 shows that a converter layer or conversion layer ⁇ is deposited on the silicon layer 105 201, sprayed for example.
- the underside 203 of the converter layer 201 of the upper side 109 faces the silicone layer 105.
- the upper side 205 of the converter layer 201 faces away from the upper side 109 of the silicone layer 105. That is, al ⁇ so that the converter layer 201 is applied to the top 109 of the silicone layer 105.
- a layer stack 1601 is formed comprising the diffuser layer 1001, the silicon layer 105 and the conver ⁇ ter layer 201. This layer stack 1601 is thus formed on the surface 103 of the subcarrier 101.
- a converter component 1603 is made comprising the auxiliary carrier 101 as well as the layer stack 1601. Based on the subcarrier is an order of the layers in the multilayer stack 1601 as follows: First, the diffuser layer 1001, then the silicon layer 105 and then the converter ⁇ layer or conversion layer two hundred and first
- FIG. 17 shows, analogously to FIG. 7, a singulation of the layer stack 1601 by means of a saw 701.
- FIGS. 19 to 22 each show a manufacturing step in a method of manufacturing or manufacturing a fifth converter device.
- FIG. 19 shows a provided auxiliary carrier 101, wherein on the surface 103 a converter layer 201 is applied, for example sprayed on.
- the bottom 203 of the surface 103 faces.
- the upper side 205 of the converging layer 201 faces away from the surface 103.
- FIG. 20 shows that a silicone layer 105 is applied to the upper side 205 of the converter layer 201.
- the silicone ⁇ layer 105 is free of a diffuser.
- the upper side 109 of the silicone layer 105 faces away from the upper side 205 of the converter layer 201.
- a layer stack 2001 is formed, comprising the converter layer 201 and the silicone layer 105
- Layer stack 2001 is formed on the surface 103 of the Hilfsträ ⁇ gers one hundred and first
- a converter component is formed 2003 or prepared comprising the auxiliary carrier 101 as well as the layer stack 2001.
- Figure 21 shows analog to Fig. 3 isolated converter components 2101, as they are formed after a separation of the layer stack 2001 shown in FIG.
- FIGS. 23 to 25 each show a manufacturing step in a method of manufacturing or manufacturing a sixth converter component.
- FIG. 23 starts from a provided auxiliary carrier comprising a converter layer 201 analogous to FIG. 19.
- the silicone layer 501 is diffuse, so not clear, so has a diffuser.
- a silicone layer 501 comprising diffuser particles 507 is on the
- a layer stack 2301 is formed comprising the converter layer 201 and the silicone layer 501.
- Layer stack 2301 is formed on the surface 103 of the auxiliary carrier 101.
- a converter component 2303 is produced, comprising the auxiliary carrier 101 and the layer stack 2301. Relative to the auxiliary carrier 101, an order of the layers in the layer stack 2301 is as follows: first, the converter layer 201 and only then the silicone layer 501.
- Fig. 24 is a separation means ei ⁇ ner saw 701 of the layer stack 2,301th
- FIG. 25 shows the isolated converter components 2501 analogous to FIG. 8.
- an electro-optical characterization of the individual converter components 2501 may be provided.
- Fig. 26 shows a manufacturing step in a method of manufacturing a seventh converter device.
- FIG. 26 is based on the converter component 2003 according to FIG. 20. As a difference, on the top 109 of the
- Silicone layer 105 Silicone layer 105, a diffuser layer 1001 applied.
- ⁇ with the bottom 1003 of the diffuser layer 1001 of the upper surface 109 of the silicon layer 105 facing.
- the top 1005 of the diffuser layer 1001 is opposite to the upper surface 109 of the Sili ⁇ kon Anlagen 105th
- a layer stack 2601 is formed comprising the converter layer 201, the silicon layer 105 and the diffuser layer 1001. This layer stack 2601 is formed on the surface 103 of the auxiliary carrier 101.
- a converter component 2603 is manufactured comprising the subcarrier 101 and the layer stack 2601. With respect to the subcarrier, an order of the layers of the
- Layer stack 2601 as follows: First, the converter layer 201, then the silicon layer 105 and finally the diffuser layer 1001.
- FIG. 27 starts from an auxiliary carrier 101 comprising a converter layer 201 analogous to FIG.
- the lower side 1003 of the diffuser layer 1001 faces the upper side 205 of the converter layer 201.
- the upper side 1005 of the diffuser layer 1001 faces away from the upper side 205 of the converter layer 201.
- a silicone layer 105 is applied, which is free of a diffuser.
- the upper side 109 of the silicone layer 105 faces away from the upper side 1005 of the diffuser layer 1001. It is thus a layered stack 2801 is formed comprising the converter layer 201, the diffuser layer 1001 and the Si ⁇ likon Anlagen 105.
- This layer stack 2801 is formed on the surface 103 of the submount one hundred and first
- a converter component 2803 is made comprising the auxiliary carrier 101 as well as the layer stack 2801.
- Based on the subcarrier 101 is a sequence of layers in the multilayer stack 2801 as follows: First, the converter layer 201, then the diffuser film 1001 and finally the silicone ⁇ layer 105th
- a separation is also provided in the converter component 2803.
- the isolated converter components are characterized in particular electro-optically.
- the separation and builds character ⁇ ization will not be shown again to avoid repetitions.
- FIG. 29 shows a flowchart of a method for producing or producing a converter component for an optoelectronic lighting device. The method comprises the following steps:
- FIG. 30 shows an optoelectronic lighting device 3001.
- the optoelectronic light-emitting device 3001 comprises a light-emitting semiconductor component 3003, for example a light-emitting diode, in particular a laser diode.
- the light-emitting diode is, for example, an inorganic or an organic
- the optoelectronic lighting apparatus 3001 further comprises a converter component 3005 with a removed auxiliary carrier. That is to say, the converter component 3005 merely comprises only one layer stack. This layer stack can be formed in accordance with one of the layer stacks described above.
- the light-emitting semiconductor device 3003 emits primary light 3007.
- This primary light 3007 is converted into secondary light 3009 by means of the converter component 3005.
- the invention therefore includes in particular and among other things the idea of using a plurality of technologies for producing films and / or continuous layers for the production of a converter component.
- vorgese ⁇ hen to produce as a starting layer on an auxiliary carrier in particular can be formed as a smooth auxiliary support, a silicone film, generally a silicone layer with a defi ned ⁇ layer thickness.
- This foil can be filled, for example, with a clear silicone or with a diffuser, for example with diffuser particles.
- particles having an average particle size of from 100 nm to 10 ⁇ m are particularly suitable as diffuser particles.
- Suitable material for diffuser particles are, for example, SiO 2 particles, Al 2 O 3 particles, TiO 2 particles, silicone particles, glass particles.
- the diffuser or clear silicone film may preferably be made by known technologies such as printing, film drawing, rolling or die casting.
- a decisive criterion is the dimensional accuracy of the layer thickness, which, however, can be adjusted well and reproducibly with the abovementioned technologies.
- the diffuser or clear silicone film can be sprayed on.
- a second step it is provided that a mixture of silicone and a converter is applied to the thus prepared silicone layer, in particular silicone film.
- the mixture is sprayed on, for example by means of a spray coating (The English term "spray coating” known to those skilled in the art can for example be translated into German by "spraying").
- spraying in particular by means of spray coatings is provided a technology on which both a layer thickness and a color locus a ⁇ can be made based good and reproducible. This applied mixture thus forms a converter layer.
- the diffuser thus the diffuser particles not embedded in the Silikonfo ⁇ lie, but rather to spray in a separate step to the clear silicone film.
- a the reverse process is provided in which the converter layer applied first to the surface of the submount, sprayed into ⁇ particular, is.
- the clear or filled with silicone diffuser particles can be applied in layers, for example by means of the above-mentioned Technolo ⁇ technologies.
- a clear silicone layer may be provided according to a further alternative embodiment repeal this diffuser layer directly on the convergence ⁇ ter Mrs or directly on the clear layer of silicone ⁇ spray.
- the film stack produced in this way in English for Schichtsta ⁇ pel, according to one embodiment by means of known separation technologies, for example, punching, sawing or laser or water jet cutting, isolated.
- the individual converter components are characterized, for example by means of an electro-optical measurement.
- further processing steps can be provided.
- layer thicknesses can be adjusted according to the component requirements, the converters used and the color locations to be achieved.
- the separation of the layers produced in addition to the very good contour accuracy also has the advantage of being able to make adjustments to the dimensions relatively quickly. Due to the good contour fidelity (sharp outer edges) are Ver ⁇ casting processes of the semiconductor device possible to ⁇ conversion layer top edge.
- the silicone surface of the converter components also called conversion elements, which are located on the (for example, smooth)
- Subcarrier is formed, guarantees a very reproduzierba ⁇ res and homogeneous appearance.
- the spraying of the conversion layer allows a conversion layer with a very tight particle packing which thus advantageous effect on heat dissipation and positive effect on the life ⁇ life of the components.
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Abstract
Description
Claims
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE112016001664.6T DE112016001664A5 (de) | 2015-04-10 | 2016-04-07 | Konverterbauteil für eine optoelektronische Leuchtvorrichtung |
| US15/565,523 US20180114883A1 (en) | 2015-04-10 | 2016-04-07 | Converter component for an opto-electronic lighting device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015105474.4A DE102015105474A1 (de) | 2015-04-10 | 2015-04-10 | Konverterbauteil für eine optoelektronische Leuchtvorrichtung |
| DE102015105474.4 | 2015-04-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2016162431A1 true WO2016162431A1 (de) | 2016-10-13 |
Family
ID=55745765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2016/057638 Ceased WO2016162431A1 (de) | 2015-04-10 | 2016-04-07 | Konverterbauteil für eine optoelektronische leuchtvorrichtung |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20180114883A1 (de) |
| DE (2) | DE102015105474A1 (de) |
| WO (1) | WO2016162431A1 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102017116904B4 (de) | 2017-07-26 | 2026-02-26 | Pictiva Displays International Limited | Verfahren zum Herstellen eines flexiblen, organischen, lichtemittierenden Bauelements |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010034923A1 (de) * | 2010-08-20 | 2012-02-23 | Osram Opto Semiconductors Gmbh | Verfahren zur Herstellung eines Schichtverbunds aus einer Lumineszenzkonversionsschicht und einer Streuschicht |
| EP2571067A2 (de) * | 2011-09-14 | 2013-03-20 | Nitto Denko Corporation | Verkapselungsfolie, Herstellungsverfahren davon, LED-Vorrichtung und Herstellungsverfahren davon |
| WO2014195819A1 (en) * | 2013-06-06 | 2014-12-11 | Koninklijke Philips N.V. | Light emitting diode laminated with a phosphor sheet and manufacturing method thereof |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090194774A1 (en) * | 2008-02-04 | 2009-08-06 | Kismart Corporation | Light source module with wavelength converting structure and the method of forming the same |
| DE102009005907A1 (de) * | 2009-01-23 | 2010-07-29 | Osram Opto Semiconductors Gmbh | Optoelektronisches Halbleiterbauteil |
| TWI435120B (zh) * | 2010-07-09 | 2014-04-21 | Eternal Chemical Co Ltd | 複合光學膜 |
| DE102011010118A1 (de) * | 2011-02-02 | 2012-08-02 | Osram Opto Semiconductors Gmbh | Keramisches Konversionselement, Halbleiterchip mit einem keramischen Konversionselement und Verfahren zur Herstellung eines keramischen Konversionselements |
| DE102011006643A1 (de) * | 2011-04-01 | 2012-10-04 | Osram Ag | Optisches Element und Leuchtvorrichtung |
| CN103153611B (zh) * | 2011-06-07 | 2015-01-07 | 东丽株式会社 | 树脂片材层合体、其制造方法及使用其的带有含荧光体树脂片材的led芯片的制造方法 |
| DE102012101663B4 (de) * | 2012-02-29 | 2019-12-24 | Osram Opto Semiconductors Gmbh | Konversionselement, Leuchtmittel und Verfahren zur Herstellung eines Konversionselements |
| JP6062922B2 (ja) * | 2012-03-30 | 2017-01-18 | 株式会社きもと | エッジライト型バックライト装置及び光拡散性部材 |
| DE102012107290A1 (de) * | 2012-08-08 | 2014-02-13 | Osram Opto Semiconductors Gmbh | Optoelektronisches Halbleiterbauteil, Konversionsmittelplättchen und Verfahren zur Herstellung eines Konversionsmittelplättchens |
| DE102012216738A1 (de) * | 2012-09-19 | 2014-03-20 | Osram Opto Semiconductors Gmbh | Optoelektronisches bauelement |
| CN104781931A (zh) * | 2012-11-07 | 2015-07-15 | 皇家飞利浦有限公司 | 波长转换的发光设备 |
| DE102014102828A1 (de) * | 2014-03-04 | 2015-09-10 | Osram Opto Semiconductors Gmbh | Anordnung mit einer lichtemittierenden Diode |
-
2015
- 2015-04-10 DE DE102015105474.4A patent/DE102015105474A1/de not_active Withdrawn
-
2016
- 2016-04-07 WO PCT/EP2016/057638 patent/WO2016162431A1/de not_active Ceased
- 2016-04-07 DE DE112016001664.6T patent/DE112016001664A5/de not_active Ceased
- 2016-04-07 US US15/565,523 patent/US20180114883A1/en not_active Abandoned
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010034923A1 (de) * | 2010-08-20 | 2012-02-23 | Osram Opto Semiconductors Gmbh | Verfahren zur Herstellung eines Schichtverbunds aus einer Lumineszenzkonversionsschicht und einer Streuschicht |
| EP2571067A2 (de) * | 2011-09-14 | 2013-03-20 | Nitto Denko Corporation | Verkapselungsfolie, Herstellungsverfahren davon, LED-Vorrichtung und Herstellungsverfahren davon |
| WO2014195819A1 (en) * | 2013-06-06 | 2014-12-11 | Koninklijke Philips N.V. | Light emitting diode laminated with a phosphor sheet and manufacturing method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| DE112016001664A5 (de) | 2017-12-21 |
| DE102015105474A1 (de) | 2016-10-13 |
| US20180114883A1 (en) | 2018-04-26 |
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