A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
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
| European Patent Office | 2020
| European Patent Office | 2023
Tourmaline far-infrared functional powder material and preparation method thereof
| European Patent Office | 2020
Manganese cerium doped nickel zinc ferrite nano wave absorbing powder and preparation method thereof
| European Patent Office | 2015
Preparation method of nano cerium oxide polishing material
| European Patent Office | 2024