LOW PRESSURE MERCURY VAPOR FLUORESCENT LAMPS - KONINKL PHILIPS ELECTRONICS NV

Title:

LOW PRESSURE MERCURY VAPOR FLUORESCENT LAMPS

Document Type and Number:

WIPO Patent Application WO2005074005

Kind Code:

A3

Abstract:

A low mercury consumption electric lamp is provided having a layer of a luminescent material comprising a phosphor derived from a mixture of a mixture of a cool-white calcium halophosphate, a red-emitting yttrium oxide (YOX), a green-emitting cerium, terbium lanthanum phosphate (LAP), and a blue-emitting europium-activated barium magnesium hexa-aluminate (BAM).

Inventors:

SIGAI GARY (US)
CARTER BRETT (US)

Application Number:

PCT/IB2005/050370

Publication Date:

June 29, 2006

Filing Date:

January 27, 2005

Export Citation:

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Assignee:

KONINKL PHILIPS ELECTRONICS NV (NL)
SIGAI GARY (US)
CARTER BRETT (US)

International Classes:

C09K11/78; C09K11/77; C09K11/80; C09K11/81; H01J61/00; H01J61/44

Foreign References:

EP1339093A2	2003-08-27
US5714836A	1998-02-03
EP0067030A2	1982-12-15
US20030076029A1	2003-04-24

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