[发明专利]一种单一基质白光荧光粉、其制备方法及应用

权利要求书

1.一种单一基质白光荧光粉，具有式(Ⅰ)所示通式：

Ba_1.31+bM_aSr_{3.69-a-b-2x-y}(BO₃)₃Cl：xCe³⁺，xA⁺，yEu²⁺(Ⅰ)；

式(Ⅰ)中，M为Mg和/或Ca；

A选自Na；

0.001≤x≤0.03，0.0003≤y≤0.002，0≤a≤1.0，0≤b≤1.0。

2.根据权利要求1所述的单一基质白光荧光粉，其特征在于，所述x为0.001、0.006、0.01或0.02；

所述y为0.0003、0.0005、0.001或0.002。

3.根据权利要求1所述的单一基质白光荧光粉，其特征在于，所述a为0或0.1；

所述b为0、0.1、0.19或0.69。

4.根据权利要求1所述的单一基质白光荧光粉，其特征在于，所述单一基质白光荧光粉具体为：

Ba_1.31Sr_3.6877(BO₃)₃Cl：0.001Ce³⁺,0.001Na⁺,0.0003Eu²⁺、

Ba_1.31Sr_3.6775(BO₃)₃Cl：0.006Ce³⁺,0.006Na⁺,0.0005Eu²⁺、

Ba_1.31Sr_3.669(BO₃)₃Cl：0.01Ce³⁺,0.01Na⁺,0.001Eu²⁺、

Ba_1.31Sr_3.648(BO₃)₃Cl：0.02Ce³⁺,0.02Na⁺,0.002Eu²⁺、

Ba_1.31Mg_0.1Sr_3.5775(BO₃)₃Cl：0.006Ce³⁺,0.006Na⁺,0.0005Eu²⁺、

Ba_1.31Ca_0.1Sr_3.5775(BO₃)₃Cl：0.006Ce³⁺,0.006Na⁺,0.0005Eu²⁺、

Ba_1.41Sr_3.5775(BO₃)₃Cl：0.006Ce³⁺,0.006Na⁺,0.0005Eu²⁺、

Ba_1.5Sr_3.4875(BO₃)₃Cl：0.006Ce³⁺,0.006Na⁺,0.0005Eu²⁺、

或Ba₂Sr_2.9875(BO₃)₃Cl：0.006Ce³⁺,0.006Na⁺,0.0005Eu²⁺。