Ocean's King Lighting Science and Technology Co., Ltd.

Shiliang Liu

Mingjie Zhou

Jun Liu

Qiurong Liao

Xiaofang Liang

Terbium doped phosphate-based green luminescent material and preparation method thereof are provided. The chemical formula of the material is MRETb(PO), wherein, M is alkaline-earth metals, RE is rare-earth elements, x is in a range of 0.001 to 1. The preparation method of the material includes the following steps; providing the compound used as the source of alkaline earth metal, the compound used as the source of phosphate, the compound used as the source of rare-earth, and the compound used as the source of Tbaccording to the molar ratio of the elements in MRETb(PO), wherein, the compound used as the source of phosphate is added at excess molar ratio in a range of 10% to 30%; mixing and grinding the compound to get mixture; sintering the mixture as pre-treatment, and then cooling the mixture to get a sintered matter; grinding; calcining in reducing atmosphere, and then cooling them.

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Shenzhen, China

Shiliang Liu