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Composite structure fluorescent ceramic with enhanced thermal performance for laser illumination and preparation method of composite structure fluorescent ceramic
The invention relates to a composite structure fluorescent ceramic with enhanced thermal performance for laser illumination and a preparation method thereof, the composite structure fluorescent ceramic comprises a fluorescent layer and a microarray substrate layer, the chemical formula of the fluorescent layer is (Re1-xCex) 3Al5O12, in the formula, Re is Y or Lu, and x is more than or equal to 0.0005 and less than or equal to 0.005; the microarray substrate layer comprises a microarray surface and a substrate layer surface, and the microarray surface is in contact with the fluorescent layer and is formed by arranging a plurality of bulge structures at intervals. The preparation method comprises the following steps: combining the fluorescent layer obtained by gel casting with the substrate layer ceramic, and carrying out glue discharging, vacuum sintering, annealing and polishing to obtain the composite structure fluorescent ceramic. The method can simplify the process and reduce the cost, and is easy to realize industrial production; the obtained composite structure ceramic has excellent heat transfer performance under laser driving illumination, can ensure smooth heat transfer from the fluorescent layer to the substrate layer, and has the advantages of high luminous efficiency, high heat conductivity and high luminous stability as a luminescent material.
一种激光照明用热性能增强的复合结构荧光陶瓷及其制备方法，由荧光层和微阵列衬底层组成，荧光层的化学式为(Re1‑xCex)3Al5O12，式中，Re为Y或Lu，0.0005≤x≤0.005；微阵列衬底层包括微阵列面和衬底层面，微阵列面与荧光层相接触并由多个凸起结构间隔布置而成。制备方法：将凝胶注模成型得到的荧光层与衬底层陶瓷结合起来，通过排胶、真空烧结、退火、抛光后，即得到复合结构荧光陶瓷。该方法可简化工艺和降低成本，易于实现工业化生产；所得到的复合结构应该陶瓷在激光驱动照明下可具有优异的传热性能，能够保证从荧光层到衬底层的传热顺畅，作为发光材料可具有发光效率高、热导率高、发光稳定性高的优点。
Composite structure fluorescent ceramic with enhanced thermal performance for laser illumination and preparation method of composite structure fluorescent ceramic
The invention relates to a composite structure fluorescent ceramic with enhanced thermal performance for laser illumination and a preparation method thereof, the composite structure fluorescent ceramic comprises a fluorescent layer and a microarray substrate layer, the chemical formula of the fluorescent layer is (Re1-xCex) 3Al5O12, in the formula, Re is Y or Lu, and x is more than or equal to 0.0005 and less than or equal to 0.005; the microarray substrate layer comprises a microarray surface and a substrate layer surface, and the microarray surface is in contact with the fluorescent layer and is formed by arranging a plurality of bulge structures at intervals. The preparation method comprises the following steps: combining the fluorescent layer obtained by gel casting with the substrate layer ceramic, and carrying out glue discharging, vacuum sintering, annealing and polishing to obtain the composite structure fluorescent ceramic. The method can simplify the process and reduce the cost, and is easy to realize industrial production; the obtained composite structure ceramic has excellent heat transfer performance under laser driving illumination, can ensure smooth heat transfer from the fluorescent layer to the substrate layer, and has the advantages of high luminous efficiency, high heat conductivity and high luminous stability as a luminescent material.
一种激光照明用热性能增强的复合结构荧光陶瓷及其制备方法，由荧光层和微阵列衬底层组成，荧光层的化学式为(Re1‑xCex)3Al5O12，式中，Re为Y或Lu，0.0005≤x≤0.005；微阵列衬底层包括微阵列面和衬底层面，微阵列面与荧光层相接触并由多个凸起结构间隔布置而成。制备方法：将凝胶注模成型得到的荧光层与衬底层陶瓷结合起来，通过排胶、真空烧结、退火、抛光后，即得到复合结构荧光陶瓷。该方法可简化工艺和降低成本，易于实现工业化生产；所得到的复合结构应该陶瓷在激光驱动照明下可具有优异的传热性能，能够保证从荧光层到衬底层的传热顺畅，作为发光材料可具有发光效率高、热导率高、发光稳定性高的优点。
Composite structure fluorescent ceramic with enhanced thermal performance for laser illumination and preparation method of composite structure fluorescent ceramic
一种激光照明用热性能增强的复合结构荧光陶瓷及其制备方法
ZHANG LE (author) / WEI CONG (author) / ZHOU TIANYUAN (author) / KANG JIAN (author) / SHAO CEN (author) / TIAN WEN (author) / SANG PENGFEI (author) / ZHOU CHUNMING (author) / LI YANBIN (author) / CHEN HAO (author)
2024-02-20
Patent
Electronic Resource
Chinese
IPC:
H01S
Vorrichtungen, die stimulierte Emission verwenden
,
DEVICES USING STIMULATED EMISSION
/
C04B
Kalk
,
LIME
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C09K
Materialien für Anwendungen, soweit nicht anderweitig vorgesehen
,
MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR
/
F21V
FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF
,
Funktionsmerkmale oder Einzelheiten von Leuchten oder Beleuchtungssystemen
| European Patent Office | 2024
| European Patent Office | 2024
| European Patent Office | 2024
| European Patent Office | 2024