Merck Patent Gmbh

Litec-vermogensverwaltungsgesellschaft Mbh

Merck Patent Gesellschaft MIT Beschrankter Haftung

Ingo Koehler

Werner Stockum

Oliver Doll

Ralf Petry

Aleksander Zych

Stefan Tews

Andreas Benker

Mathias Rapphahn

Arjan Meijer

Mark James

Sebastian Barth

Christian Matuschek

Thomas Juestel

Fumio Kita

Ralf Grottenmueller

Paul Craig Brookes

Abraham Casas Garcia-Minguillan

Christof Hampel

Thomas Jansen

Irene (Yu Huan) Liu

Edward Plummer

Katie Patterson

Katharina Sievert

The present invention relates to Mn-activated luminescent materials, to a process for preparation thereof and to the use thereof as luminophores or conversion luminophores in light sources. The present invention further relates to a radiation-converting mixture comprising the luminescent material of the invention and a light source comprising the luminescent material of the invention or the radiation-converting mixture. The present invention further provides light sources, especially LEDs, and lighting units comprising a primary light source and the luminescent material of the invention or the radiation-converting mixture. The Mn-activated luminescent materials of the invention are especially suitable for creation of warm white light in LEDs.

Mn-activated oxidohalides as conversion luminescent materials for LED-based solid state light sources

The present invention relates to a manufacturing method for a wavelength converting component which is prepared from a dispersion containing a crosslinkable ceramizable polymer material having a silazane repeating unit and at least one wavelength converting material. There are further provided wavelength converting components which can be used for converting blue, violet and/or UV light into light with a longer wavelength. There is also provided a light source and a lighting unit comprising said wavelength converting components.

Wavelength converting component

The present invention relates to novel phosphor mixtures and to a light-emitting device which comprises at least one of the novel phosphor mixtures. The phosphor mixtures can be used in phosphor-converted LEDs with a semiconductor that emits in the violet spectral region. The present invention furthermore relates to a lighting system which may comprise the light-emitting devices according to the invention, and to a dynamic lighting system. The present invention furthermore relates to a process for the preparation of the phosphor mixtures according to the invention and to the use thereof in light-emitting devices for use in general lighting and/or in specialty lighting.

Luminophore mixtures for use in dynamic lighting systems

The present invention relates to alkaline earth aluminate phosphors, to a process for the preparation thereof and to the use thereof as conversion phosphors. The present invention also relates to an emission-converting material comprising at least the conversion phosphor according to the invention, and to the use thereof in light sources, in particular pc-LEDs (phosphor converted light emitting devices). The present invention furthermore relates to light sources, in particular pc-LEDs, and to lighting units which comprise a primary light source and the emission-converting material according to the invention.

Phosphors and phosphor-converted LEDs

The invention relates to pyrosilicate phosphors comprising a coating of aluminum oxide, to a process for the preparation of these compounds, and to the use thereof as conversion phosphors or in lamps.

Silicate phosphors

The present invention relates to a novel process for the preparation of printable, high-viscosity oxide media, and to the use thereof in the production of solar cells.

Doping media for the local doping of silicon wafers

The present invention relates to pyrosilicate phosphors, to a process for the preparation thereof and to the use thereof as conversion phosphors. The present invention also relates to an emission-converting material comprising the conversion phosphor according to the invention, and to the use thereof in light sources, in particular pc-LEDs (phosphor converted light emitting devices). The present invention furthermore relates to light sources, in particular pc-LEDs, and to lighting units which comprise a primary light source and the emission-converting material according to the invention.

The present invention relates to aluminium oxide pastes and to a process for the use of the aluminium oxide pastes for the formation of AlOcoatings or mixed AlOhybrid layers.

Aluminium oxide pastes and process for the use thereof

The present invention refers to a method for selectively structuring of a polymer matrix comprising AgNW (silver nano wires) or CNTs (carbon nano tubes) or comprising mixtures of AgNW and CNTs on a flexible plastic substructure or solid glass sheet. The method also includes a suitable etching composition, which allows to proceed the method in a mass production.

Selective etching of a matrix comprising silver nano wires

The present invention relates to a method for producing solar cells with local back surface field (LBSF) using an alkaline etching paste which allows the back surface to be polished and the back surface edges to be insulated in a single process step.

Process for the production of solar cells having a local back surface field (LBSF)

The present invention relates to a method for selectively etching and patterning with high resolution of flexible polymer matrices, which may comprise Ag nano tubes.

Selectively etching of a polymer matrix on pet

The present invention refers to a method for selectively structuring of a polymer matrix comprising CNT (carbon nano tubes) on a flexible plastic substructure. The method also includes a suitable etching composition, which allows to proceed the method in a mass production.

Selectively etching of a carbon nano tubes (CNT) polymer matrix on a plastic substructure

The present invention relates to a process for the production of solar cells comprising a selective emitter using an improved etching-paste composition which has significantly improved selectivity for silicon layers.

Process for the production of solar cells comprising a selective emitter

The object of the present invention is a new inkjet printable etching composition comprising an etchant, which is activated by a second component. Thus, a further object is the use of this new composition in a process for the etching of surfaces semiconductor devices or surfaces of solar cell devices.

Two component etching

The present invention relates to a method for the wet-chemical edge deletion of solar cells. An etching paste is applied to the edge of a solar cell substrate surface and after the reaction is complete, the paste residue is removed. Optionally, the substrate surface is cleaned and dried. The etching paste comprises 85% HPO, NHHFand 65% HNOin a ratio in the range from 7:1:1.5 to 10:1:3.5, based on the weight.

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Reinheim, Germany

Ingo Koehler