公开(公告)号：US09987499B2

公开(公告)日：2018-06-05

申请号：US14889664

申请日：2014-05-06

Applicant: KONINKLIJKE PHILIPS N.V.

Inventor： Daiyu Hayashi ,  Jianghong Yu ,  Georg Greuel ,  Thomas Jüstel ,  Cornelis Reinder Reinder Ronda

IPC: A61N5/06 ,  C09K11/08 ,  A61L2/10 ,  A61L9/20 ,  B01J19/12

CPC classification number: A61N5/0616 ,  A61L2/10 ,  A61L9/20 ,  A61L2209/12 ,  A61N5/0614 ,  A61N2005/065 ,  A61N2005/0651 ,  A61N2005/0661 ,  A61N2005/0667 ,  B01J19/123 ,  B01J2219/1203 ,  C09K11/08

Abstract: The invention relates to an UV radiation device, comprising an LED comprising a nitridic material which is arranged to emit first UV radiation in a wavelength range of 200 nm-300 nm and a luminescent material doped with at least one of the following activators selected out of the group Eu2+, Ce3+, Pr3+, Nd3+, Gd3+, Tm3+, Sb3+, Tl+, Pb2+ and Bi3+, wherein the luminescent material is configured to convert at least a part of the primary UV radiation into secondary UV radiation, the primary UV radiation and the secondary UV radiation having a different spectral distribution.