Recovery of high-purity Pt from Pt-Au bimetallic nanoparticles using organic aqua regia  

作　　者：LIN Wei School of Materials Science & Engineering,Georgia Institute of Technology,Atlanta,Georgia,30332,USA 

出　　处：《Rare Metals》2012年第1期92-95,共4页稀有金属（英文版）

摘　　要：Using organic aqua regia,a recently discovered powerful organic leaching agent,an effective process of recovering Pt directly from Pt-Au bimetallic nanoparticles was demonstrated.The purities of the Pt recovered from a mixture of Au and Pt nanoparticles and from Pt-Au core-shell nanoparticle catalyst are as high as (99.49±0.22)%,and (95.02±0.08)%,respectively.The novel recovery process promises applications in catalysis industry.Using organic aqua regia,a recently discovered powerful organic leaching agent,an effective process of recovering Pt directly from Pt-Au bimetallic nanoparticles was demonstrated.The purities of the Pt recovered from a mixture of Au and Pt nanoparticles and from Pt-Au core-shell nanoparticle catalyst are as high as (99.49±0.22)%,and (95.02±0.08)%,respectively.The novel recovery process promises applications in catalysis industry.

关 键 词：organic aqua regia BIMETALLIC platinum gold nanoparticle RECOVERY 

分 类 号：TB383.1[一般工业技术—材料科学与工程]