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Reduction process of nanoparticles doped rare earth ion and nanoparticles doped reduced rare earth i 发明授权

2023-08-04 2080 1233K 0

专利信息

申请日期 2025-07-14 申请号 KR1020120014769
公开(公告)号 KR101335523B1 公开(公告)日 2013-11-26
公开国别 KR 申请人省市代码 全国
申请人 KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
简介 PURPOSE : A reduction method of a rare earth ion doped nanoparticle is provided to easily reduce rare earth ions doped on the nanoparticle at a low temperature using an alkanoic acid based/amine-based mixed solvent, and to rapidly produce the nanoparticle which emits light with various colors by an instant reduction reaction. CONSTITUTION : A reduction method of a rare earth ion doped nanoparticle comprises the following steps : mixing a metal precursor with a solvent, and heat-processing the mixture at 150-300°C for 5-130 minutes to obtain the rare earth ion doped nanoparticle; and stirring an alkanoic acid based/amine-based mixed solvent with the solution from the previous step. An alkanoic acid based solvent is selected from lauric acid, oleic acid, decanoic acid, or palmitic acid. An amine-based solvent is selected from propylamine, butyl amine, octhyl amine, decylamine, dodecylamine, hexadecylamine, or oleoylamine. The alkanoic acid based/amine-based mixed solvent contains the alkanoic acid based solvent and the amine-based solvent in a volume ratio of 1 : 150-5. [Reference numerals] (I) 1, 2 dodecane tiol (DDT); (II) Hexadecylamine (HDA); (AA) Oleic acid (OA)


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