公开(公告)号：US10446833B2

公开(公告)日：2019-10-15

申请号：US15023046

申请日：2014-09-16

Applicant: BASF SE

Inventor： Ivana Krkljus ,  Aleksei Volkov ,  Carsten Sueling

IPC: H01M4/36 ,  H01M4/131 ,  H01M4/136 ,  H01M4/505 ,  H01M4/525 ,  H01M4/58 ,  H01M4/62 ,  C01G49/00 ,  C01G53/00 ,  C01D15/02 ,  H01M10/0525 ,  H01M4/02

Abstract: Electrode materials comprising (a) at least one compound of general formula (I) Li(1+x)[NiaCObMncM1d](1-x)O2 (I) the integers being defined as follows: x is in the range of from 0.01 to 0.05, a is in the range of from 0.3 to 0.6, b is in the range of from zero to 0.35, c is in the range of from 0.2 to 0.6, d is in the range of from zero to 0.05, a+b+c+d=1 M1 is at least one metal selected from Ca, Zn, Fe, Ti, Ba, Al, (b) at least one compound of general formula (II) LiFe(1-x)M2yPO4 (II) y is in the range of from zero to 0.8 M2 is at least one element selected from Ti, Co, Mn, Ni, V, Mg, Nd, Zn and Y, that contains at least one further iron-phosphorous compound, in form of a solid solution in compound (b) or in domains, (c) carbon in electrically conductive modification.

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：US10283761B2

公开(公告)日：2019-05-07

申请号：US15524400

申请日：2015-11-02

Applicant: BASF SE

Inventor： Ivana Krkljus ,  Aleksei Volkov ,  Carsten Sueling

IPC: H01M4/36 ,  H01M4/58 ,  H01M10/0525 ,  H01M2/16 ,  H01M4/62 ,  H01M10/0569 ,  H01M4/02

Abstract: Electrode material comprising (a) at least one compound of general formula (I) LiFe(1-y)M1yPO4 (I) y is in the range of from zero to 0.4 M1 is at least one element selected from Co, Mn, Ni, V, Mg, Nd, Zn and Y, that contains at least one further iron-phosphorous compound, and in the range of from 0.05 to 0.25% by weight of sulphur and in the range of from 0.003 to 0.5% by weight of Ti, (b) carbon in electrically conductive modification.

公开(公告)号：US10026954B2

公开(公告)日：2018-07-17

申请号：US14770147

申请日：2014-06-30

Applicant: BASF SE

Inventor： Ivana Krkljus ,  Aleksei Volkov ,  Carsten Sueling

IPC: H01M4/36 ,  H01M4/131 ,  H01M4/136 ,  H01M4/505 ,  H01M4/525 ,  H01M4/58 ,  H01M4/62 ,  H01M10/0525

Abstract: Electrode materials comprising (a) at least one component of general formula (I) Li(1+x)[NiaCObMncM1d](1−x)O2 (I) the integers being defined as follows: x is in the range of from 0.01 to 0.05, a is in the range of from 0.3 to 0.6, b is in the range of from zero to 0.35, c is in the range of from 0.2 to 0.6, d is in the range of from zero to 0.05, a+b+c+d=1 M1 is at least one metal selected from Ca, Zn, Fe, Ti, Ba, Al, (b) at least one component of general formula (II) LiFe(1−y)M2yPO4.m lithium phosphate (II) y is in the range of from zero to 0.8 M2 is at least one element selected from Co, Mn, Ni, V, Mg, Nd, Zn, and Y, m is selected from 0.01 to 0.15 (c) carbon in electrically conductive modification.

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。