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The invention relates to a preparation method of an N-doped cerium oxide/nano tourmaline powder composite pure inorganic photocatalyst. The preparation method comprises the following steps: (1) preparation of N-doped cerium oxide: mixing a cerium salt solution with ammonia water, adjusting the pH value, aging, washing and drying to obtain the N-doped cerium oxide; (2) mixing the N-doped cerium oxide with nano tourmaline powder, and adjusting the pH value to obtain an N-doped cerium oxide/nano tourmaline powder composite pure inorganic photocatalyst; the particle size of the nano tourmaline powder is 8-25 nm; the negative ion release concentration of the prepared N-doped cerium oxide/nano tourmaline powder composite pure inorganic photocatalyst reaches up to 8450pcs/cm < 3 >.
本发明涉及一种N掺杂氧化铈/纳米电气石粉复合纯无机光触媒的制备方法,包括如下步骤:(1)N掺杂氧化铈的制备:将铈盐溶液与氨水混合,调节pH、老化、洗涤干燥得到N掺杂氧化铈;(2)将N掺杂氧化铈与纳米电气石粉混合、调节pH、得到N掺杂氧化铈/纳米电气石粉复合纯无机光触媒;所述纳米电气石粉的粒径为8~25nm;本发明制备得到的N掺杂氧化铈/纳米电气石粉复合纯无机光触媒的负离子释放浓度高达8450pcs/cm3。
The invention relates to a preparation method of an N-doped cerium oxide/nano tourmaline powder composite pure inorganic photocatalyst. The preparation method comprises the following steps: (1) preparation of N-doped cerium oxide: mixing a cerium salt solution with ammonia water, adjusting the pH value, aging, washing and drying to obtain the N-doped cerium oxide; (2) mixing the N-doped cerium oxide with nano tourmaline powder, and adjusting the pH value to obtain an N-doped cerium oxide/nano tourmaline powder composite pure inorganic photocatalyst; the particle size of the nano tourmaline powder is 8-25 nm; the negative ion release concentration of the prepared N-doped cerium oxide/nano tourmaline powder composite pure inorganic photocatalyst reaches up to 8450pcs/cm < 3 >.
本发明涉及一种N掺杂氧化铈/纳米电气石粉复合纯无机光触媒的制备方法,包括如下步骤:(1)N掺杂氧化铈的制备:将铈盐溶液与氨水混合,调节pH、老化、洗涤干燥得到N掺杂氧化铈;(2)将N掺杂氧化铈与纳米电气石粉混合、调节pH、得到N掺杂氧化铈/纳米电气石粉复合纯无机光触媒;所述纳米电气石粉的粒径为8~25nm;本发明制备得到的N掺杂氧化铈/纳米电气石粉复合纯无机光触媒的负离子释放浓度高达8450pcs/cm3。
Preparation method and application of N-doped cerium oxide/nano tourmaline powder composite pure inorganic photocatalyst
一种N掺杂氧化铈/纳米电气石粉复合纯无机光触媒的制备方法及其应用
2023-10-24
Patent
Electronic Resource
Chinese
IPC:
B01J
Chemische oder physikalische Verfahren, z.B. Katalyse oder Kolloidchemie
,
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY
/
C02F
Behandlung von Wasser, Schmutzwasser, Abwasser oder von Abwasserschlamm
,
TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
/
C04B
Kalk
,
LIME
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