公开(公告)号：KR100443257B1

公开(公告)日：2004-08-04

申请号：KR1020010066033

申请日：2001-10-25

Applicant: 한국화학연구원

Inventor： 박희동 ,  김창해 ,  강윤찬 ,  최경재

IPC: C09K11/78

Abstract: PURPOSE: Provided is a tungsten-based red phosphor used for a UV LED and an active luminescent LCD, which has excellent luminescent brightness by doping europium and samarium to a tungsten-based oxide matrix. CONSTITUTION: The tungsten-based red phosphor represented by the formula: (M(WO4)y:Euz,Smx) is produced by adding europium oxide as an activator and samarium oxide as an energizer to the tungsten-based oxide matrix. The phosphor has a strong absorption peak in the wavelength range of 400-410nm. In the formula, M is at least one or two metal elements selected from Li, Na, K, Ba, Ca, Mg, and Sr and 0.001

Abstract translation: 目的：提供一种用于UV LED和活性发光LCD的钨基红色荧光粉，其通过在钨基氧化物基质中掺杂铕和钐而具有优异的发光亮度。 组成：由式（M（WO 4）y：Euz，Sm x）表示的钨基红色磷光体是通过将氧化铕作为活化剂和氧化钐作为激发剂加入到钨基氧化物基体中而制备的。 该磷光体在400-410nm的波长范围内具有强吸收峰。 在该式中，M是选自Li，Na，K，Ba，Ca，Mg和Sr中的至少一种或两种金属元素，且0.001≤x≤0.3,0.5≤y≤3和0.01 ＆LT; = z，其中; = 0.9。

公开(公告)号：KR100424868B1

公开(公告)日：2004-03-27

申请号：KR1020020004542

申请日：2002-01-25

Applicant: 한국화학연구원

Inventor： 박희동 ,  김창해 ,  전일운 ,  박정규 ,  최경재 ,  손기선

IPC: C09K11/74

Abstract: PURPOSE: A YRO4-based (R is As, Nb, P, V) blue fluorescent substance for a plasma display panel and its preparation method are provided, wherein the blue fluorescent substance has an excellent luminance efficiency at VUV and a good color purity and the luminance intensity of blue fluorescent substance can be controlled according to the composition of an activator and the composition. CONSTITUTION: The YRO4-based blue fluorescent substance is represented by Y(NbmP1-m-nVn)O4, wherein 0.02

Abstract translation: 目的：提供一种用于等离子体显示面板的YRO4基（R为As，Nb，P，V）蓝色荧光物质及其制备方法，其中蓝色荧光物质在VUV下具有优异的发光效率和良好的色纯度， 可以根据活化剂和组合物的组成来控制蓝色荧光物质的发光强度。 构成：基于YRO4的蓝色荧光物质由Y（NbmP1-m-nVn）O4表示，其中0.02

公开(公告)号：KR100424867B1

公开(公告)日：2004-03-27

申请号：KR1020020004541

申请日：2002-01-25

Applicant: 한국화학연구원

Inventor： 박희동 ,  김창해 ,  전일운 ,  박정규 ,  최경재 ,  손기선

IPC: C09K11/83

Abstract: PURPOSE: A YRO4-based (R is As, Nb, P, V) red fluorescent substance for a plasma display panel and its preparation method are provided, wherein the red fluorescent substance has an excellent luminance efficiency at VUV and a good color purity and the luminance intensity of red fluorescent substance can be controlled according to the composition of an activator and the composition. CONSTITUTION: The YRO4-based red fluorescent substance is represented by Y1-k(NbmP1-m-nVn)O4:Euk, wherein 0.04

Abstract translation: 目的：提供一种用于等离子体显示面板的YRO4基（R为As，Nb，P，V）红色荧光物质及其制备方法，其中红色荧光物质在VUV下具有优异的发光效率和良好的色纯度， 可以根据活化剂和组合物的组成来控制红色荧光物质的发光强度。 构成：基于YRO4的红色荧光物质由Y1-k（NbmP1-m-nVn）O4：Euk表示，其中0.04

公开(公告)号：KR1020030095042A

公开(公告)日：2003-12-18

申请号：KR1020020032550

申请日：2002-06-11

Applicant: 한국화학연구원

Inventor： 박희동 ,  김창해 ,  박정규 ,  한정화 ,  이준

IPC: C09K11/86

CPC classification number: C09K11/779 ,  C09K11/7704 ,  C09K11/7732 ,  H01J61/44 ,  Y02B20/181

Abstract: PURPOSE: A halogenide-based red fluorescent substance and its preparation method are provided, to improve the emission luminance by a low voltage electron ray, the stability in high vacuum and the color purity. CONSTITUTION: The halogenide-based red fluorescent substance is represented by Ln1-aOX:Eua, wherein Ln is La, Y or Gd; X is Br, Cl or F; and 0.005

Abstract translation: 目的：提供一种基于卤化物的红色荧光物质及其制备方法，通过低电压电子射线提高发光亮度，提高高真空度的稳定性和色纯度。 构成：卤化物系红色荧光物质由Ln1-aOX：Eua表示，其中Ln为La，Y或Gd; X是Br，Cl或F; 和0.005 <= a <1.0。 该方法包括以下步骤：向镧系元素（Ln）水溶液中加入尿素水解并过滤并干燥; 并将含卤素（X）的溶液和含铕（Eu）的溶液逐滴地干燥，干燥并在氮气氛下在800-1200℃的温度下烧结所得到的粉末。 优选地，镧系元素（Ln）水溶液的浓度为0.05-1.5mol / L。

公开(公告)号：KR1020030095041A

公开(公告)日：2003-12-18

申请号：KR1020020032549

申请日：2002-06-11

Applicant: 한국화학연구원

Inventor： 박희동 ,  김창해 ,  박정규 ,  한정화 ,  이준

IPC: C09K11/85

CPC classification number: C09K11/7772 ,  C09K11/7704 ,  C09K11/7747 ,  H01J61/44 ,  Y02B20/181

Abstract: PURPOSE: A halogenide-based green fluorescent substance and its preparation method are provided, to improve the emission luminance by a low voltage electron ray, the stability in high vacuum and the color purity. CONSTITUTION: The halogenide-based green fluorescent substance is represented by Ln1-aOX:Tba, wherein Ln is La, Y or Gd; X is Br, Cl or F; and 0.005

Abstract translation: 目的：提供一种基于卤化物的绿色荧光物质及其制备方法，通过低电压电子射线提高发光亮度，提高高真空度的稳定性和色纯度。 构成：卤化物系绿色荧光物质由Ln1-aOX：Tba表示，其中Ln为La，Y或Gd; X是Br，Cl或F; 和0.005 <= a <1.0。 该方法包括以下步骤：向镧系元素（Ln）水溶液中加入尿素水解并过滤并干燥; 并将含卤素（X）的溶液和含铽（Tb）的溶液逐滴地干燥，干燥并在还原气氛下在800-1300℃的温度下烧结所得的粉末。 优选地，镧系元素（Ln）水溶液的浓度为0.05-1.5mol / L。

公开(公告)号：KR1020030060697A

公开(公告)日：2003-07-16

申请号：KR1020020001626

申请日：2002-01-11

Applicant: 한국화학연구원

Inventor： 박희동 ,  강윤찬 ,  김창해 ,  강희상

IPC: C09K11/59 ,  B82B3/00

CPC classification number: C09K11/7734 ,  C09K11/7731 ,  H01L33/502 ,  Y02B20/181

Abstract: PURPOSE: Provided are a high efficiency green phosphor which is suitable for long length UV light emitting diode(LE) and actively light emitting liquid crystal display, and a method for producing the same. CONSTITUTION: The green phosphor based on barium strontium silicate, is represented by formula 1: (Ba1-xSrx)2SiO4:Eu2+yMz(wherein M is Ho, Er, Ce, Y or Gd, 0

Abstract translation: 目的：提供一种高效率的绿色荧光粉，其适用于长距离紫外发光二极管（LE）和主动发光液晶显示器及其制造方法。 构成：基于硅酸锶钡的绿色荧光体由式1表示：（Ba1-xSrx）2SiO4：Eu2 + yMz（其中M是Ho，Er，Ce，Y或Gd，0

公开(公告)号：KR1020030049789A

公开(公告)日：2003-06-25

申请号：KR1020010080103

申请日：2001-12-17

Applicant: 한국화학연구원

Inventor： 박희동 ,  김창해 ,  이동렬

IPC: C01B31/02 ,  H01L21/316 ,  C23C16/16

CPC classification number: H01L21/205 ,  C23C16/402 ,  H01L21/02164 ,  H01L21/02271

Abstract: PURPOSE: An apparatus for preparing composite material by thermal gradient chemical vapor infiltration using halogen lamp is provided to shorten process time and form uniformed deposition layer having high density without fine cracks and flaws when preparing precursor composite material by applying chemical vapor infiltration. CONSTITUTION: The apparatus for preparing composite material by thermal gradient chemical vapor infiltration using halogen lamp comprises a reactor(10) having a certain volume to the inner wall surface of which a stationary stand(22) is adhered; a precursor preform(12) put on the stationary stand of the reactor; a halogen lamp(14) installed on the upper surface of the reactor in such a way that the halogen lamp is moved side to side by a moving means so that the halogen lamp irradiates light onto the precursor preform; a solution storage tank(16) connected to the lower part of one side surface of the reactor by first tube(24) so that the solution storage tank is connected to a space in the lower side of the precursor preform; argon storage tank(18) and oxygen storage tank(20) connected to the lower part of the opposite side of the reactor by second tube(26); first heater(30) installed on the first tube to perform phase transition of the precursor passing through the first tube from solid phase to gas phase; a trap(34) connected to the upper part of one side surface of the reactor by third tube(28) so that the trap is connected to a space in the upper side of precursor preform; second heater(32) installed the third tube to heat non-reactants, reaction byproducts and air passing through the third tube; and a vacuum pump(36) connected to the trap.

Abstract translation: 目的：通过使用卤素灯通过热梯度化学气相渗透制备复合材料的装置，以通过应用化学气相渗透来制备前体复合材料，缩短工艺时间并形成具有高密度的均匀沉积层，而没有细小的裂缝和缺陷。 构成：使用卤素灯通过热梯度化学气相渗透制备复合材料的装置包括：反应器（10），其内壁表面具有一定的体积固定的支架（22）; 放置在反应器的固定台上的前体预制件（12） 卤素灯（14），其安装在反应器的上表面上，使得卤素灯由移动装置一侧移动，使得卤素灯将光照射到前体预型件上; 溶液储存罐（16），其通过第一管（24）连接到所述反应器的一个侧表面的下部，使得所述溶液储存罐连接到所述前体预型件的下侧的空间; 氩贮存罐（18）和氧储存罐（20），通过第二管（26）连接到反应器的相对侧的下部; 第一加热器（30）安装在第一管上，以使通过第一管的前体从固相到气相的相变; 捕集器（34），其通过第三管（28）连接到反应器的一个侧表面的上部，使得捕集器连接到前体预成型件的上侧的空间; 第二加热器（32）安装第三管以加热非反应物，反应副产物和空气通过第三管; 以及连接到所述捕集器的真空泵（36）。

公开(公告)号：KR1020030033864A

公开(公告)日：2003-05-01

申请号：KR1020010066033

申请日：2001-10-25

Applicant: 한국화학연구원

Inventor： 박희동 ,  김창해 ,  강윤찬 ,  최경재

IPC: C09K11/78

CPC classification number: C09K11/7794 ,  C09K11/7786 ,  H01L33/502 ,  Y02B20/181

Abstract: PURPOSE: Provided is a tungsten-based red phosphor used for a UV LED and an active luminescent LCD, which has excellent luminescent brightness by doping europium and samarium to a tungsten-based oxide matrix. CONSTITUTION: The tungsten-based red phosphor represented by the formula: (M(WO4)y:Euz,Smx) is produced by adding europium oxide as an activator and samarium oxide as an energizer to the tungsten-based oxide matrix. The phosphor has a strong absorption peak in the wavelength range of 400-410nm. In the formula, M is at least one or two metal elements selected from Li, Na, K, Ba, Ca, Mg, and Sr and 0.001

Abstract translation: 目的：提供一种用于UV LED和有源发光LCD的钨基红色荧光体，其通过将铕和钐掺杂到钨基氧化物基体上具有优异的发光亮度。 构成：通过将氧化铕作为活化剂和氧化钐作为增能剂加入到钨基氧化物基质中，由式（M（WO4）y：Euz，Smx）表示的钨基红色荧光体是产生的。 荧光体在400-410nm的波长范围内具有很强的吸收峰。 在该式中，M是选自Li，Na，K，Ba，Ca，Mg和Sr中的至少一种或两种金属元素，0.001≤x≤0.3,0.5≤y≤3,0.01≤ ž<= 0.9。

公开(公告)号：KR1020020011520A

公开(公告)日：2002-02-09

申请号：KR1020000044836

申请日：2000-08-02

Applicant: 한국화학연구원

Inventor： 박희동 ,  김창해

IPC: B01J19/00

CPC classification number: B01J19/0006 ,  B01J19/0046 ,  B01J2219/00695

Abstract: PURPOSE: A synthesis equipment of chemical composition for searching composition ratio of fluorescent substance and preparing powder thereof is provided, which can prepare fluorescent substance of homogeneous composition by preparing precursor for metal oxide of fluorescent substance from liquid and can prepare powder that has crystallinity even at low temperature and easily dispersed. CONSTITUTION: The reactor comprises a liquid storage system(10), a reaction system and a precursor recovery equipment(40). In the liquid storage system(10) many tanks(11) and rotating speed detecting motors(21) controlled by computer are installed to feed liquid to reaction equipment. The reaction equipment consists of a thermostatic bath(30) that is insulated by insulating material(32), in which a tubular reactor(31) is installed to receive liquid and conduct reaction. The reacted material is fed through a detector(41) of sediment in liquid and a micro-filter(42) to precursor recovery equipment(40), finally to a filtrate recovery device(43) that is kept at vacuum by a vacuum pump(44).

Abstract translation: 目的：提供一种用于搜索荧光物质组成比和制备粉末的化学组成的合成设备，其可以通过从液体制备荧光物质的金属氧化物的前体制备均匀组成的荧光物质，并且可以制备具有结晶度的粉末，即使在 低温易分散。 构成：反应器包括液体储存系统（10），反应系统和前体回收设备（40）。 在液体存储系统（10）中，安装了许多由计算机控制的罐（11）和转速检测电动机（21），以将液体供给反应设备。 反应设备包括由绝缘材料（32）绝缘的恒温槽（30），其中安装有管状反应器（31）以接收液体并进行反应。 将反应的材料通过液体中的沉淀物的检测器（41）和前体回收设备（40）的微滤器（42）进料到最终通过真空泵保持真空的滤液回收装置（43） 44）。

公开(公告)号：KR1020010109030A

公开(公告)日：2001-12-08

申请号：KR1020000030148

申请日：2000-06-01

Applicant: 한국화학연구원

Inventor： 박희동 ,  김창해 ,  박정규 ,  최경재 ,  서수연

IPC: C09K11/78

CPC classification number: C09K11/7728 ,  C04B35/50 ,  C04B35/64 ,  C09K11/7731 ,  Y02B20/181

Abstract: 본 발명은 가돌륨옥사이드계 적색 형광체 및 그 제조방법에 관한 것으로서, 더욱 상세하게는 형광체 모체로 사용하는 가돌륨옥사이드(Gd
2 O
3 )에 활성제로서 유로피움옥사이드(Eu
2 O
3 )를 첨가하고, 여기에 산화아연(ZnO), 탄산리튬(Li
2 CO
3 ), 탄산칼슘(CaCO
3 ), 산화마그네슘(MgO), 산화갈륨(Ga
2 O
3 ), 수산화알루미늄(Al(OH)
3 ) 중에서 선택된 부활제를 첨가함으로써, 저속전자선에서 발광휘도가 우수하고 고진공에서도 안정한 물성을 가지며 저전압 전자선 여기에 의해 구동하는 전계 방출 디스플레이(Field Emission Display, FED)에 적합한 다음 화학식 1로 표시되는 새로운 가돌륨옥사이드계 적색 형광체 및 그 제조방법에 관한 것이다.

Gd
2-Xy O
3 : Eu
X ,M
y


상기 화학식 1에서: 0.005≤X≤0.5 이고, 0≤y≤1.0 이며, M은 Zn, Li, Ca, Mg, Ga 및 Al 중에서 선택된 원소이다.