Invention Grant
- Patent Title: Low-pressure gas discharge lamp comprising a UV-B phosphor
- Patent Title (中): 低压气体放电灯，其包含UV-B荧光体
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Application No.: US11570346Application Date: 2005-06-10
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Publication No.: US07884535B2Publication Date: 2011-02-08
- Inventor: Thomas Juestel , Walter Mayr , Olaf Mastenbroek
- Applicant: Thomas Juestel , Walter Mayr , Olaf Mastenbroek
- Applicant Address: NL Eindhoven
- Assignee: Koninklijke Philips Electronics N.V.
- Current Assignee: Koninklijke Philips Electronics N.V.
- Current Assignee Address: NL Eindhoven
- Priority: EP04102698 20040614
- International Application: PCT/IB2005/051918 WO 20050610
- International Announcement: WO2005/124825 WO 20051229
- Main IPC: H01J1/62
- IPC: H01J1/62 ; H01J63/04
Abstract:
A low-pressure gas discharge lamp includes a gas discharge vessel having a gas filling with a discharge-maintaining composition. At least part of a wall of the discharge vessel is provided with a luminescent material including a first UV-B phosphor containing, in a host lattice, gadolinium(III) as an activator and praseodymium(III) as a sensitizer.
Public/Granted literature
- US20070247052A1 Low-Pressure Gas Discharge Lamp Comprising a Uv-B Phosphor Public/Granted day:2007-10-25
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