JP2003533852A5 - - Google Patents

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JP2003533852A5
JP2003533852A5 JP2001584499A JP2001584499A JP2003533852A5 JP 2003533852 A5 JP2003533852 A5 JP 2003533852A5 JP 2001584499 A JP2001584499 A JP 2001584499A JP 2001584499 A JP2001584499 A JP 2001584499A JP 2003533852 A5 JP2003533852 A5 JP 2003533852A5
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Prior art keywords
luminous body
emission wavelength
peak emission
radiation source
emitting diode
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JP2003533852A (ja
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Priority claimed from US09/571,379 external-priority patent/US6501100B1/en
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【特許請求の範囲】
【請求項１】 放射線源と、
５７０〜６２０ｎｍのピーク発光波長を有し、第一のＡＰＯ：Ｅｕ 2+ ，Ｍｎ 2+ 発光体からなる第一の発光物質と、
第一の発光物質とは異なり、４８０〜５００ｎｍのピーク発光波長を有する第二の発光物質と
を含んでなり、
ＡがＳｒ、Ｃａ、Ｂａ又はＭｇの少なくとも１種からなる、白色光照明システム。
【請求項２】 当該システムが放出する白色光が、放射線源が放出する可視光成分を含まない、請求項１記載のシステム。
【請求項３】 放射線源のピーク発光波長が３６０〜４２０ｎｍである、請求項１記載のシステム。
【請求項４】 放射線源が、ＩｎＧａＮ活性層を含有しており３７０〜４０５ｎｍのピーク発光波長を有する発光ダイオードからなる、請求項３記載のシステム。
【請求項５】
請求項１に記載の白色光照明システムであって、
前記放射線源が、３７０〜４０５ｎｍのピーク発光波長を有する発光ダイオードを含み、
前記第２の発光物質が、
第一のＡＰＯ：Ｅｕ2+，Ｍｎ2+発光体（ただし、ＡはＳｒ、Ｃａ、Ｂａ又はＭｇの少なくとも１種からなる）と、
ａ）Ａ4Ｄ14Ｏ25：Ｅｕ2+（ただし、ＡはＳｒ、Ｃａ、Ｂａ又はＭｇの少なくとも１種からなり、ＤはＡｌ又はＧａの少なくとも１種からなる）、
ｂ）（２ＡＯ*０．８４Ｐ2Ｏ5*０．１６Ｂ2Ｏ3）：Ｅｕ2+（ただし、ＡはＳｒ、Ｃａ、Ｂａ又はＭｇの少なくとも１種からなる）、
ｃ）ＡＤ8Ｏ13：Ｅｕ2+（ただし、ＡはＳｒ、Ｃａ、Ｂａ又はＭｇの少なくとも１種からなり、ＤはＡｌ又はＧａの少なくとも１種からなる）、
ｄ）Ａ10（ＰＯ4）6Ｃｌ2：Ｅｕ2+（ただし、ＡはＳｒ、Ｃａ、Ｂａ又はＭｇの少なくとも１種からなる）、又は
ｅ）Ａ2Ｓｉ3Ｏ8*２ＡＣｌ2：Ｅｕ2+（ただし、ＡはＳｒ、Ｃａ、Ｂａ又はＭｇの少なくとも１種からなる）
の少なくとも１種の中から選択される、白色光照明システム。
【請求項６】 第一の発光体が（Ａ1-x-yＥｕxＭｎy）2Ｐ2Ｏ7（ただし、０＜ｘ≦０．２、０＜ｙ≦０．２である）からなり、第二の発光体が、
ａ）Ｓｒ4Ａｌ14Ｏ25：Ｅｕ2+発光体、
ｂ）（２ＳｒＯ*０．８４Ｐ2Ｏ5*０．１６Ｂ2Ｏ3）：Ｅｕ2+発光体、
ｃ）ＢａＡｌ8Ｏ13：Ｅｕ2+発光体、
ｄ）（Ｓｒ，Ｍｇ，Ｃａ）10（ＰＯ4）6Ｃｌ2：Ｅｕ2+発光体、又はｅ）Ｓｒ2Ｓｉ3Ｏ8*２ＳｒＣｌ2：Ｅｕ2+発光体
の少なくとも１種の中から選択され、第一の発光体が第二の発光体と共に散在している、請求項５記載のシステム。
【請求項７】 さらに、発光ダイオードを含むシェルと、シェルと発光ダイオードとの間のカプセル材料とを含んでおり、
ａ）第一と第二の発光体が発光ダイオードの表面を覆って塗布されているか、
ｂ）第一と第二の発光体がカプセル材料中に散在しているか、又は
ｃ）第一と第二の発光体がシェル上に塗布されている、請求項６記載のシステム。
【請求項８】 ５７０〜６２０ｎｍのピーク発光波長を有し、第一のＡＰＯ：Ｅｕ 2+ ，Ｍｎ 2+ 発光体からなり且つＡがＳｒ、Ｃａ、Ｂａ又はＭｇの少なくとも１種からなる第一の発光体粉末と、４８０〜５００ｎｍのピーク発光波長を有する第二の発光体粉末とをブレンドして発光体粉末混合物を形成し、
この発光体粉末混合物を放射線源に隣接して白色光照明システム中に配置することを含んでなる白色光照明システムの製造方法。
【請求項９】 放射線源が３７０〜４０５ｎｍのピーク発光波長を有する発光ダイオードからなり、第一の発光体粉末がＡＰＯ：Ｅｕ2+，Ｍｎ2+（ただし、ＡはＳｒ、Ｃａ、Ｂａ又はＭｇの少なくとも１種からなる）からなり、第二の発光体粉末が、
ａ）Ａ4Ｄ14Ｏ25：Ｅｕ2+（ただし、ＡはＳｒ、Ｃａ、Ｂａ又はＭｇの少なくとも１種からなり、ＤはＡｌ又はＧａの少なくとも１種からなる）、
ｂ）（２ＡＯ*０．８４Ｐ2Ｏ5*０．１６Ｂ2Ｏ3）：Ｅｕ2+（ただし、ＡはＳｒ、Ｃａ、Ｂａ又はＭｇの少なくとも１種からなる）、
ｃ）ＡＤ8Ｏ13：Ｅｕ2+（ただし、ＡはＳｒ、Ｃａ、Ｂａ又はＭｇの少なくとも１種からなり、ＤはＡｌ又はＧａの少なくとも１種からなる）、
ｄ）Ａ10（ＰＯ4）6Ｃｌ2：Ｅｕ2+（ただし、ＡはＳｒ、Ｃａ、Ｂａ又はＭｇの少なくとも１種からなる）、又は
ｅ）Ａ2Ｓｉ3Ｏ8*２ＡＣｌ2：Ｅｕ2+（ただし、ＡはＳｒ、Ｃａ、Ｂａ又はＭｇの少なくとも１種からなる）
の少なくとも１種の中から選択される、請求項８記載の方法。
【請求項１０】 ＡＰＯ：Ｅｕ2+，Ｍｎ2+発光体が（Ａ1-x-yＥｕxＭｎy）2Ｐ2Ｏ7（ただし、０＜ｘ≦０．２、０＜ｙ≦０．２である）からなり、第二の発光体が、
ａ）Ｓｒ4Ａｌ14Ｏ25：Ｅｕ2+、
ｂ）（２ＳｒＯ*０．８４Ｐ2Ｏ5*０．１６Ｂ2Ｏ3）：Ｅｕ2+、
ｃ）ＢａＡｌ8Ｏ13：Ｅｕ2+、
ｄ）（Ｓｒ，Ｍｇ，Ｃａ）10（ＰＯ4）6Ｃｌ2：Ｅｕ2+、又は
ｅ）Ｓｒ2Ｓｉ3Ｏ8*２ＳｒＣｌ2：Ｅｕ2+
の少なくとも１種からなる、請求項９記載の方法。
JP2001584499A 2000-05-15 2001-05-14 Ｌｅｄデバイス用白色光放出性発光体 Withdrawn JP2003533852A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/571,379 2000-05-15
US09/571,379 US6501100B1 (en) 2000-05-15 2000-05-15 White light emitting phosphor blend for LED devices
PCT/US2001/015494 WO2001089000A1 (en) 2000-05-15 2001-05-14 A white light emitting phosphor blend for led devices

Publications (2)

Publication Number Publication Date
JP2003533852A JP2003533852A (ja) 2003-11-11
JP2003533852A5 true JP2003533852A5 (ja) 2008-07-10

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Country Status (9)

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US (3) US6501100B1 (ja)
EP (1) EP1295347A1 (ja)
JP (1) JP2003533852A (ja)
CN (1) CN1197175C (ja)
AU (1) AU782598B2 (ja)
BR (1) BR0106639A (ja)
CA (1) CA2375069A1 (ja)
CZ (1) CZ2002167A3 (ja)
WO (1) WO2001089000A1 (ja)

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