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公开(公告)号:US08936731B2
公开(公告)日:2015-01-20
申请号:US13263213
申请日:2010-03-04
申请人: Francesco Madaro , Tor Grande , MariAnn Einarsrud , Kjell Wiik
发明人: Francesco Madaro , Tor Grande , MariAnn Einarsrud , Kjell Wiik
IPC分类号: C01G33/00 , C01G35/00 , C04B35/495 , C04B35/64 , C04B35/626 , H01L41/107 , H01L41/187
CPC分类号: C01G33/006 , C01G33/00 , C01G35/00 , C01P2002/30 , C01P2002/34 , C01P2002/72 , C01P2002/88 , C01P2004/03 , C01P2004/10 , C01P2004/54 , C01P2004/62 , C04B35/495 , C04B35/62645 , C04B35/6267 , C04B2235/3201 , C04B2235/3205 , C04B2235/3227 , C04B2235/3251 , C04B2235/3272 , C04B2235/3298 , C04B2235/81 , H01L41/1873
摘要: A process for the preparation of a niobium compound of formula (I): DαNbβEγO3-δ (I) wherein D is an alkali metal (e.g. Li, Na, K, Rb, Cs and/or Fr), alkaline earth metal (such as Ba, Ca, Mg and/or Sr), La and/or Bi and may be present as a mixture of two or more metals; E is Ta, Sb and/or Fe and may be present as a mixture of two or more metals; α is a positive number β is a positive number γ is zero or a positive number δ is a number 0≦δ≦0.5; and wherein the formula (I) has the perovskite or tungsten bronze structure; comprising spray pyrolising a solution, for example an aqueous solution, comprising metal (D) ions, Nb ions and if present, metal (E) ions.
摘要翻译: 制备式(I)的铌化合物的方法:DαNb&bgr;EγO3-δ(I)其中D是碱金属(例如Li,Na,K,Rb,Cs和/或Fr),碱土金属 例如Ba,Ca,Mg和/或Sr),La和/或Bi,并且可以作为两种或更多种金属的混合物存在; E是Ta,Sb和/或Fe,并且可以作为两种或更多种金属的混合物存在; α是正数&bgr; 是正数,γ为零或正数δ为数字0≦̸δ≦̸ 0.5; 并且其中式(I)具有钙钛矿或钨青铜结构; 包括喷雾热解溶液,例如包含金属(D)离子,Nb离子和如果存在的金属(E))离子的水溶液。
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公开(公告)号:US20120091389A1
公开(公告)日:2012-04-19
申请号:US13263213
申请日:2010-03-04
申请人: Francesco Madaro , Tor Grande , MariAnn Einarsrud , Kjell Wiik
发明人: Francesco Madaro , Tor Grande , MariAnn Einarsrud , Kjell Wiik
CPC分类号: C01G33/006 , C01G33/00 , C01G35/00 , C01P2002/30 , C01P2002/34 , C01P2002/72 , C01P2002/88 , C01P2004/03 , C01P2004/10 , C01P2004/54 , C01P2004/62 , C04B35/495 , C04B35/62645 , C04B35/6267 , C04B2235/3201 , C04B2235/3205 , C04B2235/3227 , C04B2235/3251 , C04B2235/3272 , C04B2235/3298 , C04B2235/81 , H01L41/1873
摘要: A process for the preparation of a niobium compound of formula (I): DαNbβEγO3-δ (I) wherein D is an alkali metal (e.g. Li, Na, K, Rb, Cs and/or Fr), alkaline earth metal (such as Ba, Ca, Mg and/or Sr), La and/or Bi and may be present as a mixture of two or more metals; E is Ta, Sb and/or Fe and may be present as a mixture of two or more metals; α is a positive number β is a positive number γ is zero or a positive number δ is a number 0≦δ≦0.5; and wherein the formula (I) has the perovskite or tungsten bronze structure; comprising spray pyrolising a solution, for example an aqueous solution, comprising metal (D) ions, Nb ions and if present, metal (E) ions.
摘要翻译: 制备式(I)的铌化合物的方法:DαNb&bgr;EγO3-δ(I)其中D是碱金属(例如Li,Na,K,Rb,Cs和/或Fr),碱土金属 例如Ba,Ca,Mg和/或Sr),La和/或Bi,并且可以作为两种或更多种金属的混合物存在; E是Ta,Sb和/或Fe,并且可以作为两种或更多种金属的混合物存在; α是正数&bgr; 是正数,γ为零或正数δ为数字0≦̸δ≦̸ 0.5; 并且其中式(I)具有钙钛矿或钨青铜结构; 包括喷雾热解溶液,例如包含金属(D)离子,Nb离子和如果存在的金属(E))离子的水溶液。
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