TW201127938A - Co-doped silicooxynitrides - Google Patents
Co-doped silicooxynitrides Download PDFInfo
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- TW201127938A TW201127938A TW099122715A TW99122715A TW201127938A TW 201127938 A TW201127938 A TW 201127938A TW 099122715 A TW099122715 A TW 099122715A TW 99122715 A TW99122715 A TW 99122715A TW 201127938 A TW201127938 A TW 201127938A
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Description
201127938 六、發明說明: 【發明所屬之技術領域】 本發明係關於由6-3-6-4鹼土金屬矽氧氮化物組成之複合 物(其係與钍、釕、餓、氟及氣共摻雜),關於其製備,及 關於其作為磷光體之用途和關於用於暖白光LEd或所謂的 按需隨按需選色應用中之LED轉換磷光體。 【先前技術】 按需選色之概念係意指藉由使用一或多種磷光體之 PcLED(=磷光體轉換LED)產生具有特定色點之光。使用此 概念(例如)以製作某些公司(例如)用於闡明公司標誌、商 標等之設計。 爲藉由LED TV背光源獲得高色空間,需要深紅色磷光 體’其在620 nm至660 nm之範圍内具有一發射最大值。熟 習此項技術者已知之合適材料系統係矽氮化物及鋁矽氮化 物破光體(Xie,Sci, Technol. Adv. Mater. 2007, 8, 588-600): 1-1-2 氮化物’諸如(例如)CaSiN2:Eu2+(Le Toquin,
Cheetham’ Chem. Phys. Lett. 2006,423,352),2-5-8氮化 物’諸如(Ca,Sr,Ba)2Si5N8:EU2+(Li 等人,Chem. Mater. 2005,15,4492),及鋁矽氮化物,諸如(Ca,Sr)A1SiN3:Eu2+ (K. Uheda等人,Electrochem. Solid State Lett. 2006,9, H22)。 如以上提及之氮化物磷光體具有諸多缺點,其導致此等 材料無法大量獲得:特定言之,高純度要求代表工業界僅 可以更大努力方可滿足之挑戰。因此,極低之碳或氧濃度 148290.doc 201127938 導致碟光體之效率敏感地降低。但是,實際上無法避免氧 雜質’因為即使起始材料(諸如si^4)及金屬氮化物(鹼土 金屬氮化物、氮化销)皆無法取得無氧形式物。替代起始 材料(諸如金屬氫化物)對氧及水分十分敏感,意指氧亦= 由此等組分引入磷光體中。標準製備方法(諸如碳熱還原 及氮化)導致磷光體中之碳雜質,而使此磷光體進行灰 化’降低亮度。 石夕氧氮化物SqSLC^N4係首次由s〇hn等人,j〇urn 〇f
Electr. S〇c· 155(2),J58-J61 (2008)進行描述。 【發明内容】 因此,本發明之目的係以使此等複合物獲得更大光效率 之方式改質以上提及之6-3-6-4鹼土金屬矽氧氮化物。 驚If地發現若與趾 ' 釕、餓、說及/或氣進行共推雜, 可滿足對經濟上重要地進—步增加紅色石夕氧氮化物破光體 (Ca,Sr,Ba)6Si3〇6N4:Eu之轉化效率的要求。 因此,本發明關於與銪摻雜之6_3_6_4鹼土金屬矽氧氮化 物類型之複合4勿’其額外包含來自钍、舒、餓、氟及/或 氯系列之共播雜劑。 「6-3-6-4鹼土金屬矽氧氮化物」意指組合物 M6Si3〇6N4:Euh ’其中M表示驗土金屬三戈複數個驗土金屬 之混合物。 較佳係式I複合物: (Ca,Sr5Ba)6.x(Si1.yMey)3(0J.2Ma2z)6N4:Eux ⑴ 其中 148290.doc 201127938
Me=Th、Ru及 /或 〇s Ma=F及/或 Cl x<0.5 y<l及 z<0.1。 X值較佳係等於0.003至〇·2,y值(其表示共摻雜劑Me之 原子濃度)較佳係等於〇 〇〇〇1至〇 2,及2值較佳係等於 〇_〇〇〇5 至0·03。更佳係 x=0.005 至 0.15 及/或 y = 0.00l 至 〇 02。 相較於彼等具有相同組成但無灶、釕、锇、氟及/或氣 等共摻雜劑者,根據本發明式〗複合物或磷光體之較大亮 度可以熟習此項技術者已知之理論解釋。此較大亮度係藉 由較尚晶格品質在鹵化物之存在下產生。該等鹵化物極可 月&使固相反應中離子必需克服以可佔據固體結構中所需晶 格位置之擴散障壁降低。重金屬Th、Ru或Os極可能經由 所謂重原子效應而使磷光體的吸收增加。 根據本發明複合物之粒度係在nrn及30 μπι之間,較佳 係在1 μιη及20 μπι之間,更佳係在2及丨5 μιη之間。 此外’本發明係關於一種可藉由固態擴散方法混合含有 氮化碎、銪及鈣及/或锶及/或鋇之起始材料與至少一種含 有处、餓、釕、氟化物及/或氣化物之共摻雜劑(其可視需 要包含來自鹼金屬或鹼土金屬齒複合物或硼酸鹽複合物等 系列之助熔劑),及隨後熱後處理獲得的複合物。 此外’本發明係關於一種用於製備經銪摻雜之6-3-6-4鹼 土金屬;Ε夕氧氮化物類型複合物之方法,其具有以下加工步 148290.doc 201127938 驟: a) 藉由與至少4種選自含有氮化矽、銪、鈣、锶、鋇、 敍、铷、锇、氟化物及/或氯化物之材料之起始材料 混合製備經含有钍、铷、餓、氟化物及/或氣化物之 材料共掺雜之摻雜EU之6-3-6-4鹼土金屬矽氧氮化物 複合物, b) 熱後處理經钍、铷、餓、氟化物及/或氯化物共摻雜 之複合物, c) 利用HC1溶液及KOH溶液清洗經熱後處理之複合物。 用於製備複合物之起始材料如以上提及係由氮化石夕 (Si3N4)、氫化鈣及氟化銪及至少一種含有Th、Ru、〇s、f 及Cl之共摻雜劑組成。除了較佳的氮化物、氫化物及氟化 物之外’合適的起始材料亦係其他無機及/或有機物質, 諸如氰胺、二氰胺、氰化物、草酸鹽、丙二酸鹽、富馬酸 鹽、碳酸鹽、擰檬酸鹽、抗壞血酸鹽及乙醯丙酮酸鹽。 以上提及之熱後處理(參見加工步驟…係在還原條件下 (例如)利用成形氣體(例如90/10)、純氫氣及/或於含或不含 以上提及之氛圍之氨氛圍中進行數小時。煆燒過程期間溫 度係在1000°c及1800°c之間,較佳係1400eC至1600。(:達數 小時(較佳係8小時)。 此外’較佳係將磷光體轉移至高壓燒結爐中並在4〇至7〇 bar及1400至1600°C之溫度下煆燒6至10小時。 此外,墙光體較佳係在真空中進行熱均壓。 另外,該等磷光體較佳係先經HC1且隨後經K〇H(其消除 148290.doc 201127938 非晶體SiOJ清洗。此清洗步驟較佳係增加發射強度及磷 光體之吸收》 藉由以上提及之方法,可能產生任意所需形狀之根據本 發明複合物或磷光體,諸如球形粒子、薄片及結構化材料 及陶竞。根據本發明,將此等形狀概述為術語「成形 體」。該成形體較佳係「填光體主體」。 因此,本發明另外關於一種包含根據本發明複合物之成 形體’其具有粗糙表面,該表面具有包含Si〇2、Ti〇2、 Ah〇3、ZnO、Zr〇2及/或ΙΑ或其混合氧化物之奈米顆粒 及/或包含含有或不含來自銪、锇、釕、鉦、氟及/或氣系 列之摻雜劑之根據本發明複合物之粒子。 在另一較佳實施例中,該成形主體在LED晶片之反面具 有結構化(例如錐形)表面(參見WO 2〇〇8/〇58619,Merck, 將其全部範圍以引用的方式併入本申請案之全文中)。此 可使磷光體盡可能耦合輸出較多光。 成形體上之結構化表面係藉由利用已結構化之合適材料 進行後續塗佈,或在後續步驟中藉由(光)微影方法、蝕刻 方法或藉由使用能量或材料束或機械力作用之書寫方法產 生。 在另一較佳實施例中,根據本發明成形體在LED晶片之 反面上具有粗糙表面,其具有包含si〇2、Ti〇2、、
Zn〇2、Zr〇2及/或Yah或此等材料之組合及/或包含含有或 不含來自Th、RU、0s、!7及/或C1系列之摻雜劑之具有式工 磷光體組合物之粒子的奈米顆粒。在此粗糙表面具有高達 148290.doc 201127938 數100 nm之粗糙度。經塗佈表面具有可降低或預防總體反 射且根據本發明磷光體可更佳地耦合輸出光之優點(參見 WO 2008/058619(Merck),將其全部範圍以引用的方式併 入本申請案之全文中)。 此外’根據本發明成形體在面離晶片之表面上較佳具有 一匹配反射係數之層體’其可簡化磷光體所發射之初級輻 射及/或輕射之搞合輸出。 在另一較佳實施例中,該成形體具有一連續表面塗層, 其係由 Si〇2、Ti〇2、Al2〇3、Zn〇、Zr〇2 及 / 或 γ203 或其混 合氧化物及/或不含活化劑銪之式I複合物組成。此表面塗 層具有以下優點:合適的塗層材料之折射率刻度可使該折 射係數與環境相匹配。在此情況下,構光體表面之光散射 減少且大部分光可穿透磷光體並於該處被吸收及轉換。此 外’經匹配折射係數之表面塗層因總體内部反射減少而可 由磷光體能耦合輸出更多光。 此外,若需囊封磷光體,以連續層體較有利。為抵消磷 光體或其部分對周圍環境中之擴散水或其他材料之敏感 性,此可能係必要的。另一利用密閉殼層囊封之原因係實 際磷光體因晶片所產生的熱而熱去耦合。此熱導致磷光體 之螢光產率的降低並亦可影響螢光之顏色。最終,此類型 之塗層可藉由防止磷光體產生的晶格振動傳播至環境中而 增加碟光體之效率。 此外’成形體較佳具有多孔表面塗層,其係由si〇2、 Ti〇2 Al2〇3、ZnO ' Zr02及/或Y2〇3或其混合氧化物及/或 148290.doc 201127938 含有或不含來自Eu、Th、Ru、〇s、F及/C1系列之摻雜劑之 式1複合物組成。此等多孔塗層提供進一步降低單一層體 之折射係數之可能性。此類型之多孔塗層可藉由三種習知 方法,如WO 03/027015中所描述般製成,將其全部範圍以 引用的方式併入本申請案之全文中:玻璃之蝕刻(例如鈉 鈣玻璃(參見US 4019884)),多孔層體之應用及多孔層體與 触刻操作之組合。 在另一較佳實施例中,該成形體具有利於化學鍵結或物 理釔σ至% i兄之官能基之表面,較佳係由環氧樹脂或聚石夕 氧樹脂組成。此等官能基可係(例如)經由酮基鍵結並可與 基於裱氧化物及/或聚矽氧之黏合劑成分形成鏈結之酯或 其他衍生物。此類型之表面具有利於磷光體均勻併入黏合 劑中之優點。此外,藉此可將該磷光體/黏合劑系統之流 變性質以及適用期調節至一特定程度。因此簡化混合物之 處理。若靜電相互作用經由電荷波動或部分電荷而在系統 之間發生作用,此時係使用術語物理性結合至環境。 由於應用於LED晶片之根據本發明磷光體層較佳係由聚 矽氧與均勻磷光體粒子之混合物組成,且該聚矽氧具有表 面張力,此磷光體層在微觀級上係不均勻或該層體之厚度 非完全不變。 另一較佳實施例之薄片形磷光體之製備係藉由習知方法 由相應金屬鹽及/或稀土鹽進行。該製備方法係詳細描述 於EP 763573及WO 2008/058620中,將其全部範圍以引用 的方式併入本申請案之全文中《可藉由水性分散液或懸浮 148290.doc 201127938 液之沉澱反應以磷光體層塗佈天然或合成製成的、高安定 性載體或基材包括(例如)雲母、Si〇2、Al2〇3、Zr〇2、破璃 或Τι〇2薄片(其具有極大寬高比,原子級光滑表面及可調 節厚度)的方式製備此等薄片形磷光體。除了雲母、 Zr02、Si02、Α12〇3、玻璃或Ti〇2或其混合物之外,該等薄 片亦可由磷光體材料本身組成或由一種材料構成。若該薄 片本身僅用作磷光體塗層之載體,後者需由可穿透LED之 初級輻射’或吸收初級輻射及將此能量轉移至磷光體層之 材料組成。薄片形磷光體係分散於樹脂(例如聚矽氧或環 氧樹脂)中,且此分散液係施用於led晶片。 可以大工業規模製備厚度為50 nm至約20 μιη,較佳係在 150 nm及5 μπι之間之薄片形磷光體。在此直徑係5〇 11爪至 20 μηι。通常其具有1:1至4〇〇:1且特定言之3:1至1〇〇:1之寬 南比(直徑對粒子厚度之比率)。薄片尺寸(長度X寬度)係取 决於配置β薄片亦適合作為轉換層内之散射中心,特定言 之若其等具有特別小之尺寸時。 面對LED晶片之根據本發明薄片形磷光體之表面可具有 一對於LED晶片發射之初級輻射之抗反射作用之塗層。此 導致初級輻射之回散射降低,可使後者更佳耦合至根據本 發明磷光體主體中。 適用於此目的係(例如)匹配折射係數之塗層,其需具有 以下厚度d:d=[LED晶片之初級輻射的波長/(4*磷光體陶瓷 之折射係數)]’參見(例如)Gerthsen,Physik [Physics]
SpHnger Verlag,第18版,1995。此塗層亦可由光子晶體組 148290.doc 201127938 成,其亦可包括薄片形鱗光體表面之結構化以達到特定6 能度。 呈陶瓷體形式之根據本發明成形體係以類似於w〇 2〇〇8/017353(Merck)所描述之方法製備,將其所有範圍以 引用的方式併入本申請案之全文中。在此方法中,藉由相 應起始材料與摻雜劑混合製備磷光體,隨後令其進行均壓 並以均勻、薄及無孔薄片形式或離晶片一段距離(遠離鱗 光體概念)直接施用於晶片表面上。各別配置尤其取半於 led裝置之構架,其中熟習此項技術者可選擇有利的配 置。因此磷光體之激發及發射無位置依賴性變化。其意指 隨其提供的LED發射顏色穩定之均勻光錐並具有高光輸 出。可以大工業規模製備陶瓷磷光體主體,如厚度為數 100 nm至約500 μιη之薄片。該薄片尺寸(長度χ寬度)係取 決於配置。在直接施用於晶片之情況中,該薄片之尺寸應 根據晶片尺寸(約100μΐΏ * 1〇〇μιη至若干_2)或合適晶片 配置(例如覆晶配置)相應地具有晶片表面之約1〇%至3〇% 之特定過大尺寸選擇^磷光體薄片係安裝在製成 上’所有射出的光錐穿過該薄片。 陶究磷光體主體之側表面可塗佈有輕質金屬或貴金屬, 1佳係1呂或銀。-該金屬塗層具有光不從磷光體主體側面射 之作用。側面射出的光可降 nt, ^ 降低LED耦合輸出之光電流。 间究磷光體主體之金屬塗居 如τ也 層係在均壓獲得條桿或薄後之 工步驟中進行,其中條浐 切害斗、’于或薄片可在金屬塗佈前視需要 成所尺寸。為此,f仏丨L11 (U如)利用包含硝酸銀及葡萄糠 148290.d〇c 201127938 之溶液潤濕側表面,並隨後使其在高溫下暴露於氨氛圍 中。銀塗層(例如)在此過程中形成於側表面上。 或者,無電流金屬化方法亦係合適,參見(例如) Hollemann-Wiberg, Lehrbuch der Anorganischen Chemie [Text-book of Inorganic Chemistry], Walter de Gruyter Verlag 或 Ullmanns Enzyklopadie der chemischen Technologie [Ullmann’s Encyclopaedia of Chemical Technology]。 若需要,可使用水-玻璃溶液使陶瓷磷光體主體固定於 LED晶片之底座。 在另一實施例中,陶瓷填光體主體在LED晶片之反面具 有結構化(例如錐形)表面。此可使磷光體主儘可能耦合輸 出較多之光。藉由使用具有結構化壓板之壓模進行均壓並 因此將結構壓印在表面上的方式在磷光體主體上製造結構 化表面。若目標係製造最薄的可能磷光體主體或薄片,則 需要結構化表面。壓樟條件係熟習此項技術者已知(參見j Kriegsmann, Technische keramische Werkstoffe [Technical Ceramic Materials],第 4 章,Deutscher Wirtschaftsdienst, 1998) 〇較重要係所使用的壓榨溫度係欲壓榨物質之熔點 的 2/3 至 5/6。 本發明另外關於一種用於製造成形體,較佳係磷光體主 體之方法’其具有以下加工步驟: a)藉由混合至少4種選自含有氮化矽、銪、鈣、锶、鋇、 釕、趾、餓、氟化物及/或氯化物之材料之起始材料製備 與含有钍、铷、锇、氟化物及/或氣化物之材料共摻雜之 148290.doc 201127938 摻雜銪之6-3-6-4之驗土金屬梦氧氮化物複合物, b) 熱後處理經灶、麵、餓、氟化物及/或氣化物共摻雜之 複合物並形成具有粗糙表面之成形體, c) 利用含有 Si02、Ti〇2、Al2〇3、ZnO、Zr02及 / 或 Y203 或 其混合氧化物之奈米顆粒或利用包含根據本發明複合物之 奈米顆粒塗佈表面。 此外,根據本發明磷光體之激發性係延伸至一寬廣範 圍,其係從約350 nm延伸至530 nm,較佳係430 nm至約 500 nm。因此,此等磷光體不僅適合以發射uv或藍光之 初級光源(諸如LED或習知放電燈(例如基於Hg))激發,亦 適用於在451 nm處利用藍色ιη3 +線之光源本身。 本發明另外關於一種具有至少一種發射最大值在25〇 nm 至530 nm之範圍内,較佳係350 nm至約5〇〇 nm之初級光源 之照明部件。特佳範圍係在44〇及48〇 nm之間,因為初級 幸W射係藉由根據本發明之複合物或鱗光體部分或完全轉變 為更長波長之輻射。此照明部件較佳係發射白光或發射具 有特疋色點之光(按需選色原理)。根據本發明照明部件之 較佳實施例係描述於圖5至1 6中。 在根據本發明照明部件之較佳實施例中,光源係發光的 氮化銦鋁鎵,特定言之具有式IniGajAlkN者,其中, ,(^k及i+j+k=l。此類型光源之可能形式係熟習此項技 術者已知。此等可係各種結構之發光led晶片。 在另一根據本發明照明部件之較佳實施例中,光源係基 於ZnO TCO(透明導電氧化物)、211以或Sic之發光配置或 148290.doc •14- 201127938 基於有機發光層(OLED)之配置。 在另-根據本發明照明部件之較佳實施例中,光源係— 顯示電致發光及/或光致發光之來源。該光源另外亦可係 電漿源或放電源。 根據本發明磷光體可分散於樹脂中(例如環氧樹脂或聚 矽氧樹脂)中或取決於應用,以既定合適的尺寸比率直接 配置在初級光源上或者遠離該處地配置(後者配置亦包含 「遠離磷光體技術」)。遠離磷光體技術之優點係熟習此 項技術者已知且(例如)由以下公開案顯示:Japanese J〇urn ofAppl. Phys.第 44卷,第 21 號(2〇〇5),L649-L651。 在另一實施例中,照明部件中磷光體及初級光源間之光 耦合較佳係藉由光導配置獲得。因此初級光源可能安裝在 中心位置處並可視需要藉由光導裝置(諸如(例如)光纖)耦 合至磷光體。以此方式,可能獲得適於照明希望之光,其 僅係由一或多種可經配置形成光簾之磷光體及耦合至初級 光源之光波導組成。以此方式,可將強的初級光源放置在 有利於電氣设備之位置並將包含耗合至光波導之填光體之 光源無電氣佈線,但僅以放置光波導取代地安裝在任意所 需位置處,。 本發明另外關於一種根據本發明複合物及成形體作為磷 光體或磷光體主體之用途。 本發明另外關於一種根據本發明複合物用於部分或完全 轉換由發光二極體發射之藍光或近UV光之用途。 此外’較佳係根據本發明複合物用於將發射之藍光或近 148290.doc 15 201127938 uv光轉換為可見白光輻射之用途。此外,較佳係根據本 發明.複合物根據「按需選色」概念將初級輻射轉換為特定 色點之用途。 可單獨或以與以下為熟習此項技術者熟知之磷光體之混 合物形式利用根據本發明式I複合物:
Ba2Si04:Eu2+, BaSi205:Pb2+, BaxSri,.xF2:Eu2+, BaSrMgSi207:Eu2+,
BaTiP207, (Ba,Ti)2P2〇7:Ti, Ba3W06:U, BaY2F8Er3 + ,Yb+, Be2Si〇4:Mn , B14GG3O12, CaAl2〇4:Ce , CflLa4〇7:Ce ,
CaAl2〇4:Eu2+, CaAl204:Mn2+, CaAl4〇7:Pb2+,Mn2+, CaAl204:Tb3+, Ca3Al2Si3〇i2:Ce3 + , Ca3Al2Si3Oi2:Ce3 +, Ca3Al2Si302:Eu2+,
Ca2B509Br:Eu2+,Ca2B509Cl:Eu2+,Ca2B509Cl:Pb2+, CaB204:Mn2+, Ca2B205:Mn2+,CaB204:Pb2+,CaB2P209:Eu2+,Ca5B2Si01():Eu3+,
Ca0.5Ba0.5Ali2〇i9:Ce3+,Mn2+,Ca2Ba3(P〇4)3Cl:Eu2+,CaBr2:Eu2+ 於 Si02 中,CaCl2:Eu2+於 Si02 中,CaCl2:Eu2+,Mn2+於 Si02 中, CaF2:Ce3+5 CaF2:Ce3+,Mn2+, CaF2:Ce3+,Tb3+, CaF2:Eu2+, CaF2:Mn2+, CaF2:U, CaGa2〇4:Mn2+, CaGa407:Mn2+, CaGa2S4:Ce3+, CaGa2S4:Eu2+, CaGa2S4:Mn2+,CaGa2S4:Pb2+, CaGe03:Mn2+,CaI2:Eu2+於 Si02 中,CaI2:Eu2+,Mn2+於Si02 中,CaLaB04:Eu3+,CaLaB307:Ce3+,Mn2+, Ca2La2B06.5:Pb2+, Ca2MgSi207, Ca2MgSi207:Ce3+, CaMgSi206:Eu2+, Ca3MgSi208:Eu2+,Ca2MgSi207:Eu2+,CaMgSi206:Eu2+,Mn2+, Ca2MgSi207:Eu2+,Mn2 +,CaMo04,CaMo04:Eu3 +,CaO:Bi3+, CaO:Cd2+,CaO:Cu+,CaO:Eu3 +,CaO:Eu3 +,Na+,CaO:Mn2+, CaO:Pb2+,CaO:Sb3+,CaO:Sm3+,CaO:Tb3+,CaO:Tl,CaO:Zn2+, Ca2P207:Ce3+,a-Ca3(P04)2:Ce3+,P-Ca3(P04)2:Ce3+,Ca5(P04)3Cl:Eu2+, 148290.doc 16 201127938
Ca5(P04)3Cl:Mn2+,Ca5(P04)3Cl:Sb3 +,Ca5(P04)3Cl:Sn2+,P-Ca3(P04)2:Eu2+,Mn2+, Ca5(P04)3F:Mn2+,Cas(P04)3F:Sb3+, Cas(P04)3F:Sn2+, a-Ca3(P04)2:Eu2+,p-Ca3(P04)2:Eu2+,Ca2P207:Eu2+,Ca2P207:Eu2+,Mn2+, CaP206:Mn2+,a-Ca3(P04)2:Pb2+,a-Ca3(P04)2:Sn2+,P-Ca3(P04)2:Sn2+, P-Ca2P2〇7:Sn,Mn, a-Ca3(P04)2:Tr, CaS:Bi3+, CaS:Bi3+,Na, CaS:Ce3+, CaS:Eu2+, CaS:Cu+,Na+, CaS:La3+, CaS:Mn2+, CaS04:Bi, CaS04:Ce3+, CaS04:Ce3+,Mn2+, CaS04:Eu2+, CaS04:Eu2+,Mn2+, CaS04:Pb2+, CaS:Pb2+, CaS:Pb2+,Cl, CaS:Pb2+,Mn2+, CaS:Pr3+,Pb2+,Cl, CaS:Sb3 + , CaS:Sb3 + ,Na, CaS:Sm3 + , CaS:Sn2+, CaS:Sn2+,F, CaS:Tb3 + , CaS:Tb3 + ,Cl, CaS:Y3 + , CaS:Yb2+, CaS:Yb2+,Cl, CaSi03:Ce3+, Ca3Si04Cl2:Eu2+s Ca3Si04Cl2:Pb2+, CaSi03:Eu2+, CaSi03:Mn2+5Pb, CaSi03:Pb2+, CaSi03:Pb2+,Mn2+, CaSi03:Ti4+, CaSr2(P04)2:Bi3+5 P-(Ca5Sr)3(P04)2:Sn2+Mn2+, CaTi〇.9Al〇.103:Bi3+, CaTi03:Eu3+,CaTi03:Pr3+, Ca5(V04)3Cl, CaW04, CaW04:Pb2+, CaW04:W, Ca3W06:U, CaYA104:Eu3+5 CaYB04:Bi3+, CaYB04:Eu3+, CaYB〇.8〇3-7:Eu3+, CaY2Zr06:Eu3+, (Ca,Zn,Mg)3(P04)2:Sn, CeF3, (Ce,Mg)BaAl丨丨O丨8:Ce,(Ce,Mg)SrAl"0丨8:Ce,CeMgAluOaCeiTb, Cd2B6〇ii:Mn2+, CdS:Ag+,Cr, CdS:In, CdS:In, CdS:In,Te, CdS:Te,CdW04, CsF,Csl, CsI:Na+,CsI:Tl, (ErCl3)0 25(BaCl2)0_75, GaN:Zn, Gd3Ga5012:Cr3 + , Gd3Ga5〇,2:Cr,Ce, GdNb04:Bi3 + , Gd202S:Eu3+, Gd202Pr3+, Gd202S:Pr,Ce5F, Gd202S:Tb3+, Gd2Si05:Ce3+, KA1"017:T1+,KGan017:Mn2+,K2La2Ti3O10:Eu,KMgF3:Eu2+, KMgF3:Mn2+, K2SiF6:Mn4+, LaAl3B40,2:Eu3+, LaAlB206:Eu3+, LaAl〇3:Eu3+, LaA103:Sm3+, LaAs04:Eu3+, LaBr3:Ce3+, LaB03:Eu3+, 148290.doc •17· 201127938 (La,Ce,Tb)P04:Ce:Tb,LaCl3:Ce3 +,La203:Bi3 +,LaOBr:Tb3+, LaOBr:Tm3+,:LaOCl:Bi3+,LaOCl:Eu3+,LaOF:Eu3+,La203:Eu3+, La203:Pr3+,La202S:Tb3+,LaP04:Ce3+,LaP04:Eu3+,LaSi03Cl:Ce3+, LaSi03Cl:Ce3+,Tb3+,LaV04:Eu3+,La2W3012:Eu3+,LiAlF4:Mn2+, LiAl508:Fe3 +,LiA102:Fe3 + , LiA102:Mn2+,LiAl508:Mn2+,
Li2CaP2〇7:Ce3+,Mn2+, LiCeBa4Si4〇i4:Mn2+, LiCeSrBa3Si4〇i4:Mn2+, LiIn〇2:Eu3 + , LiIn02:Sm3+, LiLa02:Eu3+, LuA103:Ce3+, (Lu,Gd)2Si05:Ce3+, Lu2Si05:Ce3+, Lu2Si2〇7:Ce3+, LuTa04:Nb5+, Lui.xYxA103:Ce3+, MgAl2〇4:Mn2+, MgSrAli〇〇i7:Ce, MgB2〇4:Mn2+, MgBa2(P〇4)2.§n2+,MgBa2(P04)2:U,MgBaP2〇7:Eu2+,MgBaP207:Eu2+,Mn2+, MgBa3Si2〇8-'Eu2+, MgBa(S04)2:Eu2+,Mg3Ca3(P04)4:Eu2+, MgCaP207:Mn2+,Mg2Ca(S04)3:Eu2+, Mg2Ca(S04)3:Eu2+,Mn2, MgCeAln〇i9:Tb3+, Mg4(F)Ge06:Mn2+, Mg4(F)(Ge,Sn)06:Mn2+, MgF2:Mn2+, MgGa2〇4:Mn2+, Mg8Ge2〇nF2:Mn4+, MgS:Eu2+, MgSi03:Mn2 +,Mg2Si04:Mn2+,Mg3Si03F4:Ti4+,MgS04:Eu2 + , MgS04:Pb2+, MgSrBa2Si2〇7:Eu2+, MgSrP207:Eu2+5 MgSr5(P04)4:Sn2+, MgSr3Si2〇8:Eu2+,Mn2+, Mg2Sr(S04)3:Eu2+, Mg2Ti04:Mn4+, MgW04, MgYB04:Eu3+, Na3Ce(P04)2:Tb3+, NaI:Tl, Na1.23K〇.42Eu〇.12TiSi4〇1i:Eu3+J Nai.23K〇.42Eu〇.i2TiSi5〇i3*xH2〇:Eu3 , Nai.29K〇,46Er〇,〇8TiSi4〇i 1 :Eu3 , Na2Mg3Al2Si2〇i〇:Tb, Na(Mg2-xMnx)LiSi4〇i〇F2:Mn, NaYF4:Er3+, Yb3+, NaY02:Eu3+, P46(70%)+P47(30°/〇), SrAl12019:Ce3+, Mn2+, SrAl2〇4:Eu2+, SrAl4〇7:Eu3+, SrAli2〇i9:Eu2+, SrAl2S4:Eu2+, Sr2B509Cl:Eu2+,SrB407:Eu2+(F,Cl,Br),SrB407:Pb2+, SrB407:Pb2+, Mn2+, SrB8〇i3:Sm2+, SrxBayCl2Al2〇4-z/2:Mn2+, Ce3+, SrBaSi04:Eu2+, 148290.doc • 18 · 201127938
Sr(Cl,Br,I)2:Eu2+於 Si02 中,SrCl2:Eu2+於 Si02 中,Sr5Cl(P04)3:Eu, SrwFxB406.5:Eu2+, SrwFxByOz:Eu2+,Sm2+, SrF2:Eu2+, SrGa12〇i9:Mn2+, SrGa2S4:Ce3 +,SrGa2S4:Eu2+,SrGa2S4:Pb2+s SrIn204:Pr3 +, Al3 +,(Sr,Mg)3(P〇4)2:Sn,SrMgSi206:Eu2+,Sr2MgSi207:Eu2+, Sr3MgSi2〇8:Eu2+, SrMo04:U5 Sr0-3B203:Eu2+5Cl, p-Sr0-3B203:Pb2+, p-Sr0-3B203:Pb2+sMn2+, a-Sr0-3B203: Sm2+, Sr6P5BO20:Eu, Sr5(P04)3Cl:Eu2+, Sr5(P04)3Cl:Eu2+,Pr3 + , Sr5(P04)3Cl:Mn2+, Sr5(P04)3Cl:Sb3+, Sr2P207:Eu2+, p-Sr3(P04)2:Eu2+,Sr5(P04)3F:Mn2+, Sr5(P04)3F:Sb3+5 Sr5(P04)3F:Sb3+,Mn2+, Sr5(P04)3F:Sn2+, Sr2P207:Sn2+, P-Sr3(P04)2:Sn2+, p-Sr3(P04)2:Sn2+,Mn2+(Al), SrS:Ce3+, SrS:Eu2+, SrS:Mn2+, SrS:Cu+,Na, SrS04:Bi, SrS04:Ce3 + , SrS04:Eu2+, SrS04:Eu2+,Mn2+, Sr5Si4〇i〇Cl6:Eu2+, Sr2Si04:Eu2+, SrTi03:Pr3+, SrTi03:Pr3+,Al3+, Sr3W06:U, SrY203:Eu3+, Th02:Eu3+, Th02:Pr3+, Th02:Tb3+, YAl3B40,2:Bi3+, YAl3B40,2:Ce3+, YAl3B40,2:Ce3+,Mn, YAl3B4〇i2:Ce3+,Tb3+, YA13B4〇i2:Eu3+, YAl3B4〇i2:Eu3+,Cr3+, YAl3B4〇i2:Th4+,Ce3+,Mn2+5 YA103:Ce3+, Y3Al5012:Ce3+, Y3Al5012:Cr3+, YA103:Eu3+, Y3Al5〇i2:Eu3r, Y4A1209:Eu3+, Y3Al5012:Mn4+, YA103:Sm3+, YA103:Tb3+, Y3Al5〇i2:Tb3+, YAs04:Eu3+, YB03:Ce3+, YB03:Eu3+, YF3:Er3+,Yb3+, YF3:Mn2+, YF3:Mn2+,Th4+, YF3:Tm3+,Yb3+, (Y,Gd)B03:Eu, (Y,Gd)B03:Tb, (Y,Gd)203:Eu3+, Y1.34Gd〇.6〇03(Eu,Pr), Y2〇3:Bi3+, YOBr:Eu3+, Y203:Ce, Y203:Er3+, Y203:Eu3+(Y0E), Y203:Ce3+,Tb3+, YOCl:Ce3+, YOC1:Eu3+, YOF:Eu3+, YOF:Tb3+, Y203:Ho3+, Y202S:Eu3+, Y202S:Pr3+, Y202S:Tb3+, Y203:Tb3+, YP04:Ce3 + , YP04:Ce3+,Tb3+, YP04:Eu3 + , YP04:Mn2+,Th4+, 148290.doc •19· 201127938 YP〇4:V5 + , Y(P,V)〇4:Eu, Y2Si〇5:Ce3 + , YTa04, YTa04:Nb5+, YV04:Dy3+, YV04:Eu3+, ZnAl2〇4:Mn2+, ZnB204:Mn2+, ZnBa2S3:Mn2+, (Zn,Be)2Si〇4:Mn2+, Zn〇.4Cd〇.6S:Ag, Zn〇.6Cd〇.4S:Ag, (Zn,Cd)S:Ag,Cl, (Zn,Cd)S:Cu, ZnF2:Mn2+, ZnGa204, ZnGa2〇4:Mn2+, ZnGa2S4:Mn2+5 Zn2Ge04:Mn2+,(Zn,Mg)F2:Mn2+,ZnMg2(P04)2:Mn2+,(Zn,Mg)3(P04)2:Mn2+, ZnO:Al3 + ,Ga3 + , ZnO:Bi3 + , ZnO:Ga3 + , ZnO:Ga, ZnO-CdO:Ga, ZnO: S, ZnO:Se, ZnO.Zn, ZnS: Ag+,C1', ZnS: Ag,Cu,Cl, ZnS:Ag,Ni, ZnS:Au,In, ZnS-CdS(25-75), ZnS-CdS(50-50), ZnS-CdS(75-25), ZnS-CdS:Ag,Br,Ni, ZnS-CdS:Ag+,C1, ZnS-CdS:Cu,Br, ZnS-CdS:Cu,I, ZnS:Cr, ZnS:Eu2+, ZnS:Cu, ZnS:Cu+,Al3+, ZnS:Cu+,Cr, ZnS:Cu,Sn, ZnS:Eu2+, ZnS:Mn2+, ZnS:Mn,Cu, ZnS:Mn2+,Te2+, ZnS:P, ZnS:P3',Cl*, ZnS:Pb2+, ZnS:Pb2+,Cl', ZnS:Pb,Cu, Zn3(P04)2:Mn2+, Zn2Si〇4:Mn2+, Zn2Si〇4:Mn2+,As5+, Zn2Si04:Mn,Sb202,Zn2Si04:Mn2+,P,Zn2Si04:Ti4+,ZnS:Sn2+, ZnS:Sn,Ag,ZnS:Sn2+,Li+,ZnS:Te,Mn,ZnS-ZnTe:Mn2+,ZnSe:Cu+,Cl, ZnW04。 【實施方式】 將參照許多工作實例將本發明更詳細解釋於下。 以下實例係意圖闡述本發明。但是,不應將此等視為限 制。組合物中可使用的所有複合物或組分係已知及商業購 得或可藉由已知方法合成得到。實例中顯示的溫度通常係 以°C計。此外,不言而喻在描述及實例兩者中之組合物中 所添加的組分量通常加起來總和為100%。所提供的數據 百分率通常與既定關聯有關。但是,其等通常係與所表示 148290.doc -20- 201127938 之分量或總量之重量有關。 實例 實例 1 :製備5 g 81*5.94£|1。.。68丨3061\4 使6.8112§81^2〇4(入价人63&11,95%)、0.0689 §£112〇3 (Treibacher’99.99%;^0.9159ga-Si3N4(UBE,99%)S_ 瑙研缽中充滿乾燥N2之手套箱中彼此充分結合。將以此方 式獲得的粗製物質混合物轉移至襯有Mo箔片之a12〇3舟皿 内。在1200至1600°C及NVHVNH3氛圍下加熱該混合物達8 小時。 實例2 :製備5 g Sr5.94Euu6Si3O5.88N4F0.24 使 6.6736 g SrC204(Alfa Aesar,95%)、0.0689 g Eu2〇3 (Treibacher ’ 99.99%)、0.0984 g SrF2(Aldrich,99.998%)及 0.91 59 g ot-Si3N4(UBE ’ 99%)在瑪蹈研体中充滿乾燥n2之 手套箱中彼此充分結合。將以此方式獲得的粗製物質混合 物轉移至襯有Mo箔片之八丨2〇3舟m内。在12〇〇至i600°C及 N2/H2/NH3氛圍下加熱該混合物達8小時。 實例3 :製備5 g Srs.94Eu〇.06Si305.88N4Cl0.24 使 6.6168 g SrC204(Alfa Aesar ’ 95%)、0.0683 g Eu203 (Treibacher > 99.99%) > 0.1231 g SrCl2(Alfa Aesar > 99.5%) 及 0.9081 gα-Si3N4(UBE,99%)於瑪瑙研缽中充滿乾燥N2 之手套箱中彼此充分結合。將以此方式獲得的粗製物質混 合物轉移至概有Mof|片之Al2〇3舟皿内。在1200至1600°C 及N2/H2/NH3氛圍下加熱該混合物達8小時。 實例 4 ·製備 5 g Sr5.82Th〇.G6Eu〇.〇6Si3〇6N4 348290.doc •21 · 201127938 使 6.6444 g SrC2〇4(Alfa Aesar,95%)、0.0686 g Eu2〇3 (Treibacher,99.99%)、0.1030 g Th〇2(Merck,99%)及0.9119 g a-Si3N4(UBE,99%)於瑪瑙研缽中充滿乾燥n2之手套箱中 彼此充分結合。將以此方式獲得的粗製物質混合物轉移至 概有Mo猪片之AI2O3舟皿内。在1200至1600°C及N2/H2/NH3 氛圍下加熱該混合物達8小時。 實例 5 :製備5 g 81*5.82〇8。.。6£|10.。6813〇6]\4 使 6.6658 g SrC2〇4(Alfa Aesar,95%)、0.0688 g Eu203 (Treibacher,99.99%)、0.0869 g 0s02(Alfa Aesar,Os 83% min)及0.9148 g a-Si3N4(UBE,99%)於瑪瑙研缽中充滿乾燥 N2之手套箱中彼此充分結合。將以此方式獲得的粗製物質 混合物轉移至概有Mo箱片之AI2O3舟皿内。在1200至1600 °C及Νζ/ΗνΝΗ3氛圍下加熱該混合物達8小時。 實例 6 :製備 5 g SrswRiiueEiiowShOeP^ 使 6.7129 g SrC204(A】fa Aesar,95%)、0.0693 g Eu203 (Treibacher * 99.99%) > 0.0524 g Ru02(Alfa Aesar > 99.9%) 及0.9213 g cx-Si3N4(UBE,99%)於瑪瑙研缽中充滿乾燥^ 之手套箱中彼此充分結合。將以此方式獲得的粗製物質混 合物轉移至襯有Mo箔片之Aha舟皿内。在12〇〇至16〇〇t 及N2/H2/NH3氛圍下加熱該混合物達8小時。 實例7:高壓燒結實例1至6之磷光體 在各情況中,將5 g實例1至6之複合物置κΜ〇坩堝中並 轉移至南壓燒結爐中。將其中樣品在4〇至7〇匕紅之氮氣壓 力下以5至】0 K/min之升溫變率加熱至14〇〇至16〇〇。〇之溫 148290.doc •22· 201127938 度。該保持時間係6至1〇小時。 實例8.熱均壓實例1至6之碌光體 在各凊况中,將5 g實例1至6之複合物轉移至均壓熱壓 機中。該熱屋機係置於真空下,並將溫度升高至2〇〇。〔。 隨後以5至10 K/min將溫度升高至14〇〇至16〇〇。〇 ’並同時 將壓力值調至介於5G及細MPa間之值。保持時間係6至1〇 小時。 貫例9 .清洗實例1至8之鱗光體 在各情況中,將5 g實例1至8之複合物懸浮於1〇〇⑹之工 莫耳鹽酸中並在室溫下攪拌3小時。隨後利用抽氣濾出殘 留物並利用去離子水清洗直至中性。然後將經清洗的殘留 物懸浮於100…之丨莫耳K〇H溶液中並另外攪拌3〇分鐘。 隨後利用抽氣濾出殘留物並再次利用去離子水清洗直至中 性。 表1 . Srs.^Euo.MSisOeN4(作為參照)及根據本發明共摻雜磷 光體之光學性質 組合物 發射最大值『nml CIE 1931 χ,ν Sr5.94Eu〇.〇6Si3〇6N4 624 0.623 0.376 Sr5.94EU0.06Si3O5.88N4F0.24 623 0.622 0.377 Sr5.94ElI0.06Si3O5.88N4Cl0.24 625 0.625 0.374 Sr5.94Ru〇 〇6Eu〇.〇6Si3〇6N4 624 0.623 0.376 Sr5.94Th〇.〇6Eu〇.〇6Si3〇6N4 625 0.621 0.378 148290.doc •23- 201127938 【圖式簡單說明】 圖1 :顯示InGaN型之COB(板上連接式晶片)封裝,其係 用作白光之光源(LED)(1 =半導體晶片;2,3 =電接線;4= 轉換磷光體;7=板)。該磷光體係分佈於黏合劑透鏡中, 其同時代表二級光學元件並影響作為透鏡之光發射特性。 圖2 :顯示InGaN型之COB(板上連接式晶片)封裝,其係 用作白光之光源(LED)(1 =半導體晶片;2,3=電接線;4= 轉換磷光體;7=板)。該磷光體係直接位於分佈於薄黏合 劑層體中之LED晶片上。由透明材料組成之二級光學元件 可置於其上。 圖3 :顯示Golden Dragon®封裝’其係用於作為白光之 光源(LED)(1 =半導體晶片;2,3 =電接線;4=具有反射體 之空腔中的轉換磷光體)。該轉換磷光體係分散於黏合劑 中且該混合物充滿空穴。 圖4 :顯示SMD(表面安裝裝置)封裝,其中1 =外殼;2, 3 =電接線;4=轉換磷光體。該半導體晶片係藉由根據本發 明磷光體完全覆蓋。該SMD設計具有小型設計且因此適用 於習知照明之優點。 圖5:顯示發光二極體之圖示,其中1 =半導體晶片· 2, 3 =電接線;4 =轉換磷光體;5 =連接線,其中如黏合劑之頂 部球體般施用該磷光體。此形式之磷光體/黏合劑層體可 用作二級光學元件並影響(例如)光傳播。 圖6 .顯不發光二極體之圖示,其中1 =半導體晶片;2, 3 =電接線;4=轉換鱗光體;5 =連接線,其中如分散於黏合 148290.doc 24. 201127938 劑中之薄膜層體般施用該磷光體。另一用作二級光學元件 之組件諸如(例如)透鏡可容易地施用於此層體。 圖7 :顯示另一應用實例,其基本上已由US-Β 6,700,322 中已知°根據本發明磷光體係在此係與〇LED —起使用。 光源係有機發光二極體3〗,其係由實際有機薄膜3〇及透明 基板32組成。特定言之,薄膜3〇發射藍色初級光,其(例 如)係藉由PVK:PBD:香豆素(PVK為聚(η-乙烯基咔唑)之縮 寫;PBD為2-(4-聯苯基)_5-(4_第三丁基-苯基)_丨,3,4_噁二 唾之縮寫)產生。該發射藉由板據本發明磷光體之層體33 所形成之頂層部分轉換為黃色、二次發射光,經由初次及 一-人發射光之顏色混合整個導致發射白光。〇LED基本上 係由兩電極之間至少一層發光聚合物或所謂小分子組成, V、中α亥電極係由本身已知作為陽極之材料諸如(例 如)ΙΤΟ(氧化銦錫之縮寫)及作為陰極之高反應性金屬諸如 (例如)Ba或Ca組成之。在電極之間通常亦使用複數個層 體’其係用洞傳遞層或在Μ子區域内亦作力電子傳 遞層。所使用的發射聚合物係(例如)聚第類或聚螺材料。 【主要元件符號說明】 1 半導體晶片/外殼 2 電接線 3 電接線 4 轉換磷光體 5 連接線 7 板 I48290.doc _ 201127938 30 有機薄膜 31 有機發光二極體 32 透明基板 33 層體 148290.doc •26
Claims (1)
- 201127938 七、申請專利範圍: 1. 一種經銪摻雜之6-3-6-4驗土金屬矽氧氮化物類型之複合 物’其額外包含來自Th、Ru、Os、F及/或C1系列之共摻 雜劑。 2.如請求項1之複合物,其特徵在於式I: (Ca,Sr,Ba)6.x(Si1.yMey)3(01.zMa2z)6N4:Eux ⑴ 其中 Me=Th、RU及 /或 Os Ma=F及/或 Cl x<0.5 y<l及 z<0.1 〇 3·如請求項1或2之複合物,其特徵在於χ=〇 〇〇3至〇 2, y=0.000l 至 0.2及 Ζ=0·0005 至 0.03。 4·如請求項1或2之複合物,其特徵在於χ=〇〇〇5至〇 ΐ5及/ 或y=〇.〇oi至〇.〇2。 5.如請求項1或2之複合物,其藉由固態擴散方法使含有氮 化矽、銪及鈣及/或鰓及/或鋇之起始材料與至少一種之 含有鉉、锇、釕、氟化物及/或氯化物之共摻雜劑混合及 隨後熱後處理的方式獲得。 6· -種用於製備如請求項⑴項中任一項之複合物之方 法,其具有以下加工步驟: a)藉由混合至少4種選自含有氮化 銪、鈣、鳃、 貝、1土、釕、锇、氣化物及/或氯化物之材料之起始材料 148290.doc 201127938 製備掺雜銪之6-3-6-4鹼土金屬矽氧氮化物,其係經含有 钍、釕、餓、氟化物及/或氯化物之材料共摻雜, b) 熱後處理經钍、釕、锇、氟化物及/或氣化物共摻雜 之複合物, c) 利用HC1溶液及KOH溶液清洗經熱後處理之複合物。 7. —種包含如請求項】至5項中任一項之複合物之成形體, 其特徵在於其具有粗糙表面,該表面具有包含Si〇2、 Ti〇2、Al2〇3、Zn0、Zr〇2及/或丫2〇3或其混合氧化物之 奈米顆粒及/或包含含有或不含來自銪、钍、釕、餓、氟 及/或氣系列之摻雜劑之如請求項丨至5項中任一項之複合 物的粒子。 8. —種包含如請求項i至5項中任一項之複合物之成形體, /、特徵在於其具有連續表面塗層,該塗層係由、 Τι〇2、Al2〇3、Zn〇、Zr〇2&/或γ2〇3或其混合氧化物及/ 或不含活化劑銪之如請求項1至5項中任一項之複合物組 9. 一種包含如請求項丨至5項中任一項之複合物之成形體, 其特徵在於其具有多孔表面塗層,該塗層係由Si02、 Ti〇2、Al2〇3、ZnO、心〇2及/或γ2〇3或其混合氧化物及/ 或’含有或不含來自銪、敍、釕、锇、敗及/或氣系列之摻 雜劑之如請求項丨至5項中任一項之複合物組成。 10. 種包含如請求項1至5項中任一項之複合物之成形體, 其特徵在於該表面具有有助於化學鍵結或物理結合至環 铤,較佳係由環氧樹脂或聚矽氧樹脂組成之環境之官能 148290.doc 201127938 基。 π. —種用於製備如請求項8至10項中任—項之成形體之方 法,其具有以下加工步驟: a) 藉由混合至少4種選自含有氮化矽、銪、鈣、鋇、 鋇、钍、釕、餓、氟及/或氯之材料之起始材料製備摻雜 銪之6-3-6-4鹼土金屬矽氧氮化物複合物,其係經含有 灶、釕、锇、氟化物及/或氣化物之材料共摻雜, b) 熱後處理經钍、釕、餓、氟及/或氣共摻雜之複合 物, c) 利用包含 Si02、Ti〇2、Al2〇3、Zn〇、心〇2及 /或 γ2〇3 或其混合氧化物之奈米顆粒或利用包含含有或不含摻雜 劑之如請求項1至5項中任一項之複合物之奈米顆粒塗佈 表面。 12. 如清求項11之方法,其特徵在於加工步驟b)之後係接著 進行利用HC1溶液及KOH溶液之清洗步驟。 13. —種照明部件,其具有至少一種發射最大值在25〇 nm至 530 nm之範圍内,較佳係在35〇 1^及5〇〇 nm之間之初級 光源’其中此輻射係藉由如請求項i至5及7至1 〇中任一 項之複合物及/或磷光體主體部分地或完全轉換為較長波 長之輻射。 14. 如請求項13之照明部件,其特徵為該光源係發光的氮化 銦鋁鎵,特定言之具有式IniGajAlkN者,其中,〇匀, 0$k及 i+j + k=l。 15_如請求項13之照明部件’其特徵在於該光源係基於 148290.doc 201127938 ZnO、TCO(透明導Φ条儿此、 守電氣化物)、ZnSe或SiC之發光複合 物。 16.如請求項13之照明A _ 件,其特徵在於該光源係基於有機 發光層體之材料。 17 ·如請求項13之昭明ar从 # ”,、月。卩件’其特徵在於該光源係電漿燈或 放電燈。 18. 如咕求項13至17項中任一項之照明部件,其特徵在於該 鱗光體係直接配置於初級光源上及/或遠離該處。 19. 如請求項13至17項中乜 _g ^ 〇 $甲任一項之照明部件,其特徵在於磷 光體及初級光源間之井巍人 心尤麵合係猎由光導配置方式獲得。 20. —種至少一種如請龙担 項1至5項中任一項之複合物作為磷 光體之用途。 21\種至少一種如請求項1至5項中任-項之複合物之用 ,、係作為用於。卩分或完全轉換由發光三極體發射之 藍光或近UV光之轉換磷光體。 22· 一種至少一種如請求項1至5項中任-項之複合物之用 途,其係作為根據”選色概念將初 色點之轉換磷光體。 -挟為特疋 23. —種如請求項^ 體之用途。 $中任一項之成形體作為磷光體主 148290.doc
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI474967B (zh) * | 2011-07-14 | 2015-03-01 | Getters Spa | 有關磷光體之改良 |
TWI823636B (zh) * | 2021-12-30 | 2023-11-21 | 南韓商圓益Qnc股份有限公司 | 氟化對象物的氟化加工方法 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102230225A (zh) * | 2011-06-27 | 2011-11-02 | 中国科学院福建物质结构研究所 | 非线性光学晶体硒化镓锗钡及其生长方法与用途 |
TWI448538B (zh) | 2012-10-23 | 2014-08-11 | Ind Tech Res Inst | 螢光材料與紫外光發光裝置 |
DE102013105056A1 (de) | 2013-05-16 | 2014-11-20 | Osram Opto Semiconductors Gmbh | Verfahren zur Herstellung eines Leuchtstoffs, Leuchtstoff und optoelektronisches Bauelement |
DE102013113382A1 (de) | 2013-12-03 | 2015-06-03 | Osram Gmbh | Leuchtstoffmischung, Licht emittierendes Halbleiterbauelement mit einer Leuchtstoffmischung und Straßenlaterne mit einer Leuchtstoffmischung |
CN104371712A (zh) * | 2014-11-03 | 2015-02-25 | 天津理工大学 | 一种钙基氮化物红色荧光粉的常压制备方法 |
JP6164258B2 (ja) * | 2015-07-13 | 2017-07-19 | 日立化成株式会社 | 太陽電池モジュール |
US10720554B2 (en) * | 2017-09-20 | 2020-07-21 | General Electric Company | Green-emitting phosphors and devices thereof |
US11312876B2 (en) | 2020-04-14 | 2022-04-26 | General Electric Company | Ink compositions with narrow band emission phosphor materials |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4019884A (en) | 1976-01-22 | 1977-04-26 | Corning Glass Works | Method for providing porous broad-band antireflective surface layers on chemically-durable borosilicate glasses |
JP3242561B2 (ja) | 1995-09-14 | 2001-12-25 | メルク・ジヤパン株式会社 | 薄片状酸化アルミニウム、真珠光沢顔料及びその製造方法 |
US6700322B1 (en) | 2000-01-27 | 2004-03-02 | General Electric Company | Light source with organic layer and photoluminescent layer |
JP4440639B2 (ja) * | 2001-09-21 | 2010-03-24 | メルク パテント ゲゼルシャフト ミット ベシュレンクテル ハフツング | 耐摩耗性SiO2反射防止層を製造するための新規な混成ゾル |
JP2005105244A (ja) * | 2003-01-24 | 2005-04-21 | National Institute Of Advanced Industrial & Technology | 半導体超微粒子及び蛍光体 |
EP1685583A1 (en) * | 2003-11-11 | 2006-08-02 | Koninklijke Philips Electronics N.V. | Low-pressure vapor discharge lamp with a mercury-free gas filling |
JP2005298721A (ja) * | 2004-04-14 | 2005-10-27 | Nichia Chem Ind Ltd | 酸窒化物蛍光体及びそれを用いた発光装置 |
US7575697B2 (en) * | 2004-08-04 | 2009-08-18 | Intematix Corporation | Silicate-based green phosphors |
US8017035B2 (en) * | 2004-08-04 | 2011-09-13 | Intematix Corporation | Silicate-based yellow-green phosphors |
JP4760082B2 (ja) * | 2005-03-25 | 2011-08-31 | 日亜化学工業株式会社 | 発光装置、発光素子用蛍光体及びその製造方法 |
WO2006129559A1 (ja) * | 2005-05-30 | 2006-12-07 | Nemoto & Co., Ltd. | 緑色系発光蛍光体 |
CN101273109B (zh) * | 2005-09-27 | 2012-08-29 | 三菱化学株式会社 | 荧光体及其制造方法、以及使用该荧光体的发光装置 |
JP2009510230A (ja) * | 2005-09-30 | 2009-03-12 | ザ リージェンツ オブ ザ ユニバーシティ オブ カリフォルニア | 固体照明用途のニトリドおよびオキシニトリドセリウム系蛍光体材料 |
JP4733535B2 (ja) * | 2006-02-24 | 2011-07-27 | パナソニック株式会社 | 酸窒化物蛍光体、酸窒化物蛍光体の製造方法、半導体発光装置、発光装置、光源、照明装置、及び画像表示装置 |
JP5292723B2 (ja) * | 2006-06-01 | 2013-09-18 | 三菱化学株式会社 | 蛍光体の製造方法 |
DE102006037730A1 (de) | 2006-08-11 | 2008-02-14 | Merck Patent Gmbh | LED-Konversionsleuchtstoffe in Form von keramischen Körpern |
US20080054793A1 (en) * | 2006-08-30 | 2008-03-06 | Everlight Electronics Co., Ltd. | White light-emitting apparatus |
DE102006054331A1 (de) | 2006-11-17 | 2008-05-21 | Merck Patent Gmbh | Leuchtstoffkörper basierend auf plättchenförmigen Substraten |
DE102006054330A1 (de) | 2006-11-17 | 2008-05-21 | Merck Patent Gmbh | Leuchtstoffplättchen für LEDs aus strukturierten Folien |
CN100415849C (zh) * | 2007-02-06 | 2008-09-03 | 江苏苏博特新材料股份有限公司 | 稀土红色荧光粉及其制造方法 |
TW200925250A (en) * | 2007-12-12 | 2009-06-16 | wei-hong Luo | Warm white light emitting semiconductor and yellow-orange silicate phosphor powder thereof |
KR100902415B1 (ko) * | 2007-12-17 | 2009-06-11 | 한국화학연구원 | 할로실리케이트계 형광체 및 이의 제조방법 |
KR101565988B1 (ko) * | 2009-10-23 | 2015-11-05 | 삼성전자주식회사 | 적색형광체, 그 제조방법, 이를 이용한 발광소자 패키지, 조명장치 |
-
2009
- 2009-07-11 DE DE102009032711A patent/DE102009032711A1/de not_active Ceased
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2010
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI474967B (zh) * | 2011-07-14 | 2015-03-01 | Getters Spa | 有關磷光體之改良 |
TWI823636B (zh) * | 2021-12-30 | 2023-11-21 | 南韓商圓益Qnc股份有限公司 | 氟化對象物的氟化加工方法 |
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