公开(公告)号：US10689570B2

公开(公告)日：2020-06-23

申请号：US15569438

申请日：2016-03-30

Applicant: Merck Patent GmbH

Inventor： Aleksander Zych ,  Ralf Petry ,  Mathias Rapphahn ,  Ingo Koehler ,  Stefan Tews

IPC: C09K11/77 ,  C09K11/02 ,  C01B21/082 ,  C01B33/24 ,  C01B33/26

Abstract: 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.

公开(公告)号：US10125315B2

公开(公告)日：2018-11-13

申请号：US15569943

申请日：2016-03-30

Applicant: MERCK PATENT GMBH

Inventor： Aleksander Zych ,  Ralf Petry ,  Mathias Rapphahn ,  Ingo Koehler ,  Stefan Tews

IPC: C09K11/77 ,  C09K11/79 ,  H01L33/50 ,  H01L33/00

Abstract: 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.

公开(公告)号：US10745616B2

公开(公告)日：2020-08-18

申请号：US15560602

申请日：2016-03-02

Applicant: MERCK PATENT GMBH

Inventor： Aleksander Zych ,  Mathias Rapphahn ,  Ralf Petry ,  Ingo Koehler ,  Andreas Benker ,  Stefan Tews

IPC: C09K11/77 ,  H01L33/50 ,  C09K11/08 ,  C09K11/59 ,  H01J61/44 ,  C09K11/64 ,  H01J11/42

Abstract: 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.