公开(公告)号：US09543574B2

公开(公告)日：2017-01-10

申请号：US14398760

申请日：2013-04-29

Applicant: BASF SE

Inventor： Bastian Ewald ,  Ivana Krkljus ,  Jordan Keith Lampert

IPC: H01M4/136 ,  H01M4/131 ,  H01M4/1391 ,  H01M4/58 ,  C01B25/45 ,  C01B31/02

CPC classification number: H01M4/136 ,  C01B25/45 ,  C01B32/05 ,  H01M4/131 ,  H01M4/1391 ,  H01M4/5825 ,  H01M2220/30 ,  Y02P70/54

Abstract: The present invention relates to a process for producing electrode materials, which comprises the following steps: (a) mixing the following with one another: (A) at least one phosphorus compound, (B) at least one lithium compound, (C) at least one carbon source, (D1) at least one water-soluble iron compound in which Fe is present in the +2 or +3 oxidation state, (D2) at least one iron source which is different than (D1) and is water-insoluble and in which Fe is present in the zero, +2 or +3 oxidation state, (b) thermally treating the mixture obtained.

Abstract translation: 制备电极材料包括：（A）至少一种磷化合物，（B）至少一种锂化合物，（C）至少一种碳源，（D1）至少一种水溶性铁化合物，其中铁 存在于+2或+3氧化态，和（D2）不同于组分（D1）的至少一种铁源，其中铁以0，+2或+3氧化态存在，并且不溶于水 ，和（b）热处理所得混合物。 还包括一种独立的权利要求，用于电极材料，优选模具，其包含初级颗粒的附聚物，其包含（i）具有橄榄石结构的锂化磷酸铁的一次颗粒，平均直径为20-250nm，（ii）初级颗粒 具有橄榄石结构的锂化磷酸铁颗粒，平均直径为300-1000nm，和（iii）任选的导电改性的碳。

公开(公告)号：US20150118560A1

公开(公告)日：2015-04-30

申请号：US14398760

申请日：2013-04-29

Applicant: BASF SE

Inventor： Bastian Ewald ,  Ivana Krkljus ,  Jordan Keith Lampert

IPC: H01M4/136 ,  H01M4/58

CPC classification number: H01M4/136 ,  C01B25/45 ,  C01B32/05 ,  H01M4/131 ,  H01M4/1391 ,  H01M4/5825 ,  H01M2220/30 ,  Y02P70/54

Abstract: The present invention relates to a process for producing electrode materials, which comprises the following steps: (a) mixing the following with one another: (A) at least one phosphorus compound, (B) at least one lithium compound, (C) at least one carbon source, (D1) at least one water-soluble iron compound in which Fe is present in the +2 or +3 oxidation state, (D2) at least one iron source which is different than (D1) and is water-insoluble and in which Fe is present in the zero, +2 or +3 oxidation state, (b) thermally treating the mixture obtained.

Abstract translation: 本发明涉及一种生产电极材料的方法，包括以下步骤：（a）将下列物质彼此混合：（A）至少一种磷化合物，（B）至少一种锂化合物，（C）在 至少一个碳源，（D1）至少一种其中Fe以+2或+3氧化态存在的至少一种水溶性铁化合物，（D2）至少一种与（D1）不同的铁源， 其中Fe以零，+2或+3氧化态存在，（b）热处理得到的混合物。