Osram Opto Semiconductors Gmbh

Osram Oled Gmbh

Osram Opto Semiconductor Gmbh

Kathy Schmidtke

Bert Braune

Michael Kruppa

Christina Keith

Gertrud Kräuter

Klaus Höhn

Hailing Cui

Alan Piquette

Alexander Baumgartner

Thomas Reeswinkel

Reinhard Streitel

Klaus Hoehn

Matthias Loster

Tomin Liu

Dajana Durach

T'ing Qi'ao Leow

In an embodiment a radiation emitting device includes a semiconductor chip configured to emit electromagnetic radiation of a first wavelength range from a radiation exit surface and a potting comprising a matrix material and a plurality of nanoparticles, wherein a concentration of the nanoparticles in the matrix material decreases starting from the radiation exit surface of the semiconductor chip so that a refractive index of the potting decreases starting from the radiation exit surface of the semiconductor chip, and wherein the nanoparticles are coated with a shell.

Radiation emitting device and method of manufacturing a radiation emitting device

An optoelectronic component includes an optoelectronic semiconductor chip that, during intended operation, generates primary radiation coupled out of the semiconductor chip via an emission side of the semiconductor chip; and a first conversion element on the emission side, wherein the first conversion element includes a first matrix material and first phosphor particles in the form of quantum dots, the first phosphor particles are distributed and embedded in the first matrix material, and the first matrix material is formed by a polysiloxane in which an atomic percentage of carbon is smaller than an atomic percentage of oxygen.

Optoelectronic component

An optoelectronic component and a method for producing an optoelectronic component are disclosed. In an embodiment an optoelectronic component includes at least one optoelectronic semiconductor chip configured to emit radiation and an encapsulation around the semiconductor chip. The encapsulation is a polysiloxane. A barrier layer can be used for protection against harmful gases, the barrier layer being arranged on the encapsulation. The barrier layer is a plasma-polymerized siloxane layer.

Optoelectronic component and method for producing an optoelectronic component

An optoelectronic component and a method for producing an optoelectronic component are disclosed. In an embodiment a method for producing an optoelectronic component includes providing a semiconductor capable of emitting primary radiation, providing an alkoxy-functionalized polyorganosiloxane resin and crosslinking the alkoxy-functionalized polyorganosiloxane resin to form a three-dimensionally crosslinked polyorganosiloxane, wherein an organic portion of the three-dimensionally crosslinked polyorganosiloxane is up to 25 wt %.

Method for producing an optoelectronic component, and optoelectronic component

An optoelectronic device with a mixture including silicone and a fluoro-organic additive is disclosed. In an embodiment the device includes at least one radiation-emitting or radiation-detecting semiconductor and a mixture including silicone and a fluoro-organic additive. The mixture may be a component of at least one of the following elements: a package body element surrounding the at least one semiconductor at least in places, a radiation-guiding element arranged in a beam path of a radiation emitted by the semiconductor or detected by the semiconductor, a heat-conducting element configured to conduct heat emitted by the semiconductor or received by the semiconductor, or an adhesive element.

Optoelectronic device with a mixture having a silicone and a fluoro-organic additive

A method for producing a conversion element is disclosed. In an embodiment, the method includes providing an acidic medium having a pH value of less than 2, adding a conversion material into the acidic medium thereby forming a mixture and adding a silicate solution having a viscosity between 2 to 10 000 poize inclusive to the mixture such that the pH value during the addition of the silicate solution is smaller than 2. The method further includes obtaining a precipitate which contains the conversion material and silicon dioxide as a matrix material, separating the precipitate, washing the precipitate with a washing medium, wherein the washing medium has a pH value of less than 2; and hardening the precipitate thereby forming the conversion element.

Method for producing a conversion element

The present invention relates to an optoelectronic component comprising a semiconductor () and a polyorganosiloxane. The polyorganosiloxane is obtainable by crosslinking a composition comprising a first organosiloxane having at least one terminal vinyl group, a second organosiloxane having at least one silicon-hydrogen bond and an alkoxysilane having at least one epoxy group. Additionally specified is a method of producing an optoelectronic component.

Electronic component including a material comprising epdxysilane-modified polyorganosiloxane

An electromagnetic radiation emitting assembly includes a carrier, an electromagnetic radiation emitting component arranged above the carrier, and a potting material at least partly surrounding the electromagnetic radiation emitting component and into which are embedded phosphor that converts the electromagnetic radiation and heat-conducting particles that conduct heat arising during operation of the electromagnetic radiation emitting assembly, wherein a phosphor concentration in the potting material near the electromagnetic radiation emitting component is greater than a particle concentration of the heat-conducting particles in the potting material near the electromagnetic radiation emitting component, and a particle concentration of the heat-conducting particles in the potting material near the electromagnetic radiation emitting component is greater than in the potting material remote from the electromagnetic radiation emitting component.

Assembly that emits electromagnetic radiation and method of producing an assembly that emits electromagnetic radiation

A radiation-emitting component includes a radiation source; a transparent material disposed in the beam path of the component and including a polymer material and filler particles, wherein the filler particles include an inorganic filler material and a phosphonic acid derivative or phosphoric acid derivative attached to a surface thereof and through which the filler particles are crosslinked with the polymer material.

Radiation-emitting component, transparent material and filler particles, and method of producing same

An optoelectronic component includes a substrate, a connecting element applied on the substrate and a layer sequence that emits electromagnetic radiation. The layer sequence is applied on the connecting element. The connecting element includes at least one connecting material that has an oriented molecular configuration. The connecting element has at least one parameter that is anisotropic.

Optoelectronic component with a pre-oriented molecule configuration and method for producing an optoelectronic component with a pre-oriented molecule configuration

An optoelectronic component is specified. According to at least one embodiment of the invention, the optoelectronic component comprises a housing () and a radiation-emitting or radiation-receiving semiconductor chip () arranged in the housing (). Furthermore, the component comprises an optical element (), which contains a polymer material comprising a silicone. The silicone contains at least 40% by weight of cyclic siloxanes, and at least 40% of the silicon atoms of the cyclic siloxanes are crosslinked with a further silicon atom of the silicon via alkylene and/or alkylarylene groups.

Optoelectronic component and method for producing it

A method for producing an optoelectronic device and an optoelectronic device is disclosed. According to at least one embodiment, an optoelectronic device is provided, which comprises a housing, a radiation-emitting or radiation-receiving semiconductor chip which is arranged in the housing, and an optical element which is arranged in a beam path of the device. The optical element comprises an amphiphilic block copolymer which contains polysiloxane as a hydrophobic polymer and a hydrophilic polymer cross-linked therewith. The optical element further comprises thermally conductive nanoparticles which are distributed in the amphiphilic block copolymer and comprise a material which is selected from the group comprising a metal, a metal oxide, a metal hydroxide and a combination thereof.

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Mainburg, Germany

Kathy Schmidtke