KR101150389B1 - 질소 산화물발광재료, 그 제조방법 및 응용 - Google Patents
질소 산화물발광재료, 그 제조방법 및 응용 Download PDFInfo
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- KR101150389B1 KR101150389B1 KR1020107001730A KR20107001730A KR101150389B1 KR 101150389 B1 KR101150389 B1 KR 101150389B1 KR 1020107001730 A KR1020107001730 A KR 1020107001730A KR 20107001730 A KR20107001730 A KR 20107001730A KR 101150389 B1 KR101150389 B1 KR 101150389B1
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
Abstract
Description
도 2는 실시예 1의 발사와 여기 스펙트럼.
도 3은 실시예 1의 입도 분포 도면.
도 4는 실시예 12의 발사와 여기 스펙트럼.
도 5는 실시예 23의 발사와 여기 스펙트럼.
도 6은 실시예 37의 발사와 여기 스펙트럼.
도 7은 실시예 44의 발사와 여기 스펙트럼.
도 8은 실시예 52의 백광 LED의 발광 스펙트럼 도면.
도 9는 실시예 58의 백광 LED의 발광 스펙트럼 도면.
도 10은 실시예 59의 백광 LED의 발광 스펙트럼 도면.
도 11은 실시예 62의 백광 LED의 발광 스펙트럼 도면.
실시예 | 화학식 | 발사주봉 nm | 상대적인 강도 % |
1 | Sr1.90Mg0.06Si4.80Al0.20O0.20N7.80: Eu0.04 | 625 | 124 |
2 | Sr1.82Ca0.10Si4.90Al0.10O0.10N7.90: Eu0.04,Mn0.04 | 623 | 136 |
3 | Sr1.90Zn0.06Si4.80Al0.20O0.20N7.80:Eu0.04 | 618 | 113 |
4 | Sr1.4Ba0.5Mg0.06Si4.80Al0.20O0.20N7.80:Eu0.04 | 612 | 102 |
5 | Sr1.86Ba0.10Si4.70Ge0.1Al0.20O0.20N7.80: Eu0.04 | 627 | 109 |
6 | Sr1.50Ba0.40Si4.80B0.1Al0.10O0.20N7.80: Eu0.1 | 660 | 98 |
7 | Sr1.72Ca0.20Si4.7Al0.20Ga0.1O0.30N7.70: Eu0.08 | 651 | 102 |
비교예1 | Sr1.96Si5N8: Eu0.04 | 632 | 100 |
실시예 | 화학식 | 발사주봉nm | 상대적인 강도% |
8 | Sr0.90Mg0.06Si2O2N2:Eu0.04 | 539 | 92 |
9 | Sr0.86Ca0.06Si2O2N2:Eu0.04,Mn0.04 | 545 | 142 |
10 | Sr0.90Ba0.06Si2O2N2:Eu0.04 | 540 | 103 |
11 | Sr0.96Si1.96 B0.04O2.04N1.96:Eu0.04 | 543 | 115 |
12 | Sr0.86Ca0.06Si1.96Al0.04O2.04N1.96:Eu0.04,Mn0.04 | 554 | 125 |
13 | Sr0.86Ba0.06Si1.96Al0.04O2.04N1.96:Eu0.04,Bi0.04 | 547 | 113 |
14 | Sr0.70Ca0.1Ba0.1Si1.96Al0.04O2.04N1.96:Eu0.04 | 546 | 104 |
15 | Ca0.90Sr0.06Si2O2N2:Eu0.04 | 562 | 103 |
16 | Ca0.90Ba0.06Si2O2N2:Eu0.04 | 559 | 100 |
17 | Ca0.92Sr0.06Si2O2N2:Eu0.02 | 557 | 93 |
18 | Ca0.86Sr0.06Si2O2N2:Eu0.04,Mn0.04 | 570 | 120 |
19 | Ca0.84Sr0.06Si2O2N2:Eu0.08,Bi0.02 | 574 | 112 |
20 | Ca0.90Sr0.06Si2ON2.67:Eu0.04 | 567 | 117 |
21 | Ca0.90Ba0.06Si2ON2.67:Eu0.04 | 563 | 113 |
22 | (Ca0.70Sr0.1Ba0.1)Si2ON2.67:Eu0.04 | 567 | 110 |
23 | Ca0.90Zn0.06Si1.96Al0.04O2.04N1.96:Eu0.04 | 561 | 122 |
24 | Ca0.96Si1.96 Al0.04O2.04N1.96:Eu0.04 | 564 | 104 |
25 | Ca0.96Si1.96 Ga0.04O2.04N1.96:Eu0.04 | 563 | 101 |
26 | Ca0.96Si1.96Ge0.04O2N2:Eu0.04 | 562 | 99 |
27 | Ca0.96Si1.96 B0.04O2.04N1.96:Eu0.04 | 567 | 108 |
28 | Ca0.90Sr0.06Si1.96Al0.04O2.04N1.96:Eu0.04 | 565 | 130 |
29 | Ca0.90Ba0.06Si1.96Al0.04O2.04N1.96:Eu0.04 | 560 | 125 |
30 | (Ca0.70Sr0.1Ba0.1) Si1.96Al0.04O2.04N1.96:Eu0.04 | 565 | 103 |
31 | Ba0.90Ca0.06Si2O2N2:Eu0.04 | 503 | 102 |
32 | Ba0.90Sr0.06Si2O2N2:Eu0.04 | 493 | 110 |
33 | Ba0.92Sr0.06Si2O2N2:Eu0.02 | 485 | 86 |
34 | Ba0.86Sr0.06Si2O2N2:Eu0.04,Mn0.04 | 506 | 92 |
35 | Ba0.84Sr0.06Si2O2N2:Eu0.10 | 510 | 84 |
36 | Ba0.74Sr0.06Si2O2N2:Eu0.20 | 516 | 78 |
37 | Ba0.90Zn0.06Si1.96Al0.04O2.04N1.96:Eu0.04 | 497 | 108 |
38 | Ba0.96Si1.96 Al0.04O2.04N1.96:Eu0.04 | 492 | 102 |
39 | Ba0.90Ca0.06Si1.96Al0.04O2.04N1.96:Eu0.04 | 503 | 113 |
40 | Ba0.90Sr0.06Si1.96Al0.04O2.04N1.96:Eu0.04 | 497 | 117 |
41 | Ba0.70Sr0.1Ca0.1Si1.96Al0.04O2.04N1.96:Eu0.04 | 495 | 107 |
비교예2 | Sr0.96Si2O2N2:Eu0.04 | 550 | 100 |
실시예 | 화학식 | 발사주봉 nm | 상대적인 강도 |
42 | Ca0.96SiN2:Eu0.04 | 645 | 3200 |
43 | Ca0.96SiN2:Ce0.02Li0.02 | 661 | 3125 |
44 | Ca0.86Sr0.10SiN2:Eu0.04 | 673 | 3090 |
45 | Ca0.86Ba0.10SiN2:Eu0.04 | 650 | 3325 |
46 | Ca0.76Sr0.10Ba0.10SiN2:Eu0.04 | 648 | 3230 |
47 | Ca0.96Si0.95Al0.05O0.05N1.95:Eu0.04 | 643 | 3002 |
48 | Ca0.86Sr0.10Si0.95Al0.05O0.05N1.95:Eu0.04 | 652 | 3090 |
49 | Ca0.86Ba0.10Si0.95Al0.05O0.05N1.95:Eu0.04 | 660 | 2980 |
백광 LED | 실시예 | 색좌표 (x, y) |
연색지수 | 색온도/ K |
발광률/ lm/W |
남색LED+황화물 적색분말+YAG | 비교예3 비교예4 비교예5 |
(0.324, 0.318) (0.375, 0.334) (0.350, 0.354) |
87 85 83 |
5936 5404 4842 |
24 24 24 |
남색LED +실시예4+ TAG | 실시예50 실시예51 실시예52 실시예53 |
(0.287, 0.273) (0.310, 0.310) (0.331, 0.342) (0.461, 0.417) |
87 84 84 82 |
11049 6848 5559 2756 |
26 27 27 25 |
남색LED +실시예6 +실시예12 | 실시예54 실시예55 실시예56 실시예57 실시예58 |
(0.312,0.329) (0.348,0.353) (0.377,0.380) (0.402,0.392) (0.452,0.407) |
90 92 89 88 86 |
6504 4963 4100 3450 2732 |
35 32 34 32 33 |
남색LED +실시예18 | 실시예59 실시예60 실시예61 |
(0.378,0.374) (0.440, 0.414) (0.345, 0.358) |
60 65 70 |
4032 3000 5200 |
57 54 52 |
백광 LED | 실시예 | 색좌표(x, y) | 연색지수 | 색온도/ K |
발광률/ lm/W |
니어 유브이LED (405nm) + 실시예7 +실시예4 +실시예33 | 실시예62 실시예63 실시예64 실시예65 |
(0.363, 0.386) (0.312, 0.313) (0.332, 0.340) (0.459, 0.415) |
95 96 94 95 |
4560 6740 5720 2720 |
23 22 23 25 |
Claims (10)
- 일종의 질소 산화물발광재료에 있어서: 그 화학식은 AxByOzN(2/3)x+(4/3)y-(2/3)z:R으로서 그 중에서 A는 이가금속중의 한가지 혹은 2~3가지이며, B는 Si를 포함하고 여기에 B, Al, Ga 중에서 선택된 1~2 원소를 포함하는 조합물이고, R은 발광중심원소로서 Eu와 Mn의 조합물, Eu와 Bi의 조합물 및 Ce와 Li의 조합물로 이루어진 군중에서 선택되며,1.0≤x≤3.0,1.0≤y≤6.0,0 ≤z ≤2.0인 질소 산화물발광재료.
- 제1항에 있어서, 상기 A는 Be, Mg,Ca,Sr,Ba,Zn 중의 한가지 혹은 2~3가지인 질소 산화물발광재료.
- 제2항에 있어서, 상기 A는 Ca혹은 Ca 와 Sr의 조합물이며, 상기 B는 Ga 혹은 Ga와 Al의 조합물인 질소 산화물발광재료.
- 제1항, 제2항 또는 제3항의 질소 산화물발광재료의 제조방법에 있어서:
(1) A를 포함한 산화물, 질화물, 질산염 또는 탄산염;B를 포함한 질화물, 산화물;R의 질화물, 산화물, 질산염을 원료로 연마한 후 고르게 섞어서 혼합물을 얻는 절차;
(2) 절차(1)에서 얻은 혼합물을 불활성 기체의 보호하에서 고체 상태 반응 방법 (固相反應法)으로 고온으로 구워서 구운 물질을 얻는 절차 :
(3) 절차(2)에서 얻은 구운 물질을 분쇄, 잡물제거, 건조, 등급매기를 걸친후 질소 산화물발광재료를 얻는 절차 :
상기 (1), (2) 및 (3) 절차를 포함한 질소 산화물발광재료의 제조방법. - 제4항에 있어서, 상기 (1) 절차의 연마는 솔벤트 에탄올이나 노르말헥산을 넣어서 갈수 있는 질소 산화물발광재료의 제조방법.
- 제4항에 있어서, 상기 (2) 절차의 고체 상태 반응 방법에서 쓰는 불활성 기체는 일정한 기압의 질소와 수소의 혼합기체로서, 질소와 수소의 체적비는 95:5, 상기 혼합기체의 유량은 0.1 - 3리터/분인 질소 산화물발광재료의 제조방법.
- 제4항에 있어서, 상기 고온하에 구우는 절차에서 구울시의 온도는 1200 - 1800℃,0.5 - 30시간에 2~5번 구울 수 있는 질소 산화물발광재료의 제조방법.
- 제4항에 있어서, 상기 절차(1)의 원료중에 반응플럭스(flux)를 첨가하며, 상기 플럭스(flux)는 A를 포함한 할로겐 화물이나 붕산중의 한가지 혹은 2~4가지이며, 상기 플럭스(flux)의 첨가량은 원료총중량의 0.01 - 10 %인 질소 산화물발광재료의 제조방법.
- 제4항에 있어서, 상기 잡물제거는 산 세척 혹은 물 세척방법을 포함하는 질소 산화물발광재료의 제조방법.
- 일종의 백광 LED 조명이나 시현광원에 있어서:자외선혹은 니어유브이(near ultraviolet) LED와 청구항 1의 질소 산화물발광재료중 적색, 녹색 혹은 남색발광재료를 포함하거나;남색 LED와 청구항 1의 질소 산화물발광재료중 황색발광재료를 포함하거나;남색 LED와 청구항 1의 질소 산화물발광재료중 적색발광재료와 녹색발광재료를 포함하거나;남색 LED와 청구항 1의 질소 산화물발광재료중 적색발광재료와 황색인 이트륨?알루미늄?석류석 구조를 가진 발광재료를 포함한 백광 LED 조명이나 시현광원.
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CN101157854B (zh) | 2010-10-13 |
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JP2010511077A (ja) | 2010-04-08 |
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