Title:
FLUORESCENT CERAMIC, PREPARATION METHOD THEREFOR AND LIGHT SOURCE DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/037226
Kind Code:
A1
Abstract:
The present invention relates to the technical field of laser illumination and display, and disclosed are a fluorescent ceramic, a preparation method therefor and a light source device. The fluorescent ceramic comprises a ceramic matrix (11) and a fluorescent powder body (12) dispersed within the ceramic matrix (11), wherein air holes (13) are formed at the interior of crystal grains of the ceramic matrix (11). By means of the foregoing manner, the luminous efficiency of the fluorescent ceramic may be improved.
Inventors:
LI QIAN (CN)
JIAN SHUAI (CN)
WANG YANGANG (CN)
JIAN SHUAI (CN)
WANG YANGANG (CN)
Application Number:
PCT/CN2020/112198
Publication Date:
March 04, 2021
Filing Date:
August 28, 2020
Export Citation:
Assignee:
SHENZHEN LIGHTING INST (CN)
International Classes:
C04B35/00
Foreign References:
| CN107474839A | 2017-12-15 | |||
| CN106369371A | 2017-02-01 | |||
| CN104190935A | 2014-12-10 | |||
| CN104446428A | 2015-03-25 | |||
| CN107611241A | 2018-01-19 | |||
| JPS6422987A | 1989-01-25 |
Other References:
See also references of EP 3995471A4
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