Phosphor, light-emitting device, image display device, pigment, and ultraviolet absorber
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United States of America Patent
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Mar 6, 2018
Issued Date -
N/A
app pub date -
Nov 21, 2014
filing date -
Nov 29, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
Provided are an oxynitride phosphor comprising a JEM crystal as a main component and being characterized by light-emitting properties (light emission color or excitation property, light emission spectrum) that is different from the known JEM phosphor, and an application thereof. The phosphor of the present invention comprises the JEM crystal activated with Eu and represented by MAl(Si, Al)6(O, N)10 (where the M element is one or more elements selected from the group consisting of Ca, Sr, Eu, La, Sc, Y, and lanthanoid elements; and includes at least Eu as well as Ca and/or Sr).
First Claim
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International Classification(s)
- C09K:MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED ....
- H01J:ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01L:SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICE....
- H05B:ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE ....
- C09D:COATING COMPOSITIONS, e.g. PAINTS, VARNISHES, LACQ....
- C09C:TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBRO....
- G02F:DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF ....
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