公开(公告)号：EP2282971A1

公开(公告)日：2011-02-16

申请号：EP09731835.6

申请日：2009-04-16

Applicant: BASF SE

Inventor： HIBST, Hartmut ,  ROBERTS, Brian ,  LAMPERT, Jordan Keith ,  BRAMNIK, Kirill

IPC: C01B25/45 ,  H01M4/58

CPC classification number: C01B25/45 ,  H01M4/136 ,  H01M4/5825 ,  H01M10/052

Abstract: The present invention relates to a Process for the preparation of compounds of general formula (I), Li
a-b M
1 bFe
1-c M
2
c P
d-e M
3
e O
x , wherein M
1 , M
2 , M
3 , a, b, c, d and e: M
1 : Na, K, Rb and/or Cs, M
2 : Mn, Mg, Ca, Ti, Co, Ni, Cr, V, M
3 : Si, S, a: 0.8 - 1.9, b: 0 - 0.3, c: 0 - 0.9, d: 0.8 - 1.9, e: 0 - 0.5, x: 1.0 - 8, depending on the amount and oxidation state of Li, M
1 , Fe, M
2 , P, M
3 , wherein compounds of general formula (I) are neutrally charged, comprising the following steps (A) providing a mixture comprising at least one lithium-comprising compound, at least one iron-comprising compound, in which iron has the oxidation state +3, and at least one M
1 -comprising compound, if present, and/or at least one M
2 -comprising compound, if present, and/or least one M
3 -comprising compound, if present, and at least one reducing agent which is oxidized to at least one compound comprising at least one phosphorous atom in oxidation state +5, (B) optionally drying the mixture provided in step (A), in order to obtain a solid compound and (C) calcining the solid compound obtained from step (A) or (B) at a temperature of 300 to 1000° C.

公开(公告)号：EP2285740A1

公开(公告)日：2011-02-23

申请号：EP09732251.5

申请日：2009-04-16

Applicant: BASF SE

Inventor： HIBST, Hartmut ,  ROBERTS, Brian ,  LAMPERT, Jordan Keith ,  BRAMNIK, Kirill

IPC: C01B25/45 ,  H01M4/58 ,  H01M4/62 ,  H01M10/40

CPC classification number: H01M4/48 ,  C01B25/30 ,  C01B25/45 ,  C01P2006/40 ,  H01B1/02 ,  H01B1/08 ,  H01M4/525 ,  H01M4/5825 ,  H01M4/625 ,  H01M10/0525

Abstract: The present application relates to a process for the preparation of compounds of general formula (I) Lia-bM1bFe1-cM2cPd-eM3eOx (I), wherein M1, M2, M3, a, b, c, d, e and x: M1: Na, K, Rb and/or Cs, M2: Mn, Mg, Ca, Ti, Co, Ni, Cr, V, M3: Si, S, a: 0.8-1.9, b: 0-0.3, c: 0-0.9, d: 0.8-1.9, e: 0-0.5, x: 1.0-8, depending on the amount and oxidation state of L1, M1, Fe, M2, P, M3, wherein compounds of general formula (I) are neutrally charged, comprising the following steps (A) providing an essentially aqueous mixture comprising at least one lithium-comprising compound, FeOOH as iron-comprising compound and at least one M1-comprising compound, if present, and/or at least one M2-comprising compound, if present, and/or least one M3-comprising compound, if present, at least one compound comprising at least one phosphorous atom and at least one reducing agent, (B) drying the mixture provided in step (A), in order to obtain a solid compound and (C) calcining the solid compound obtained from step (A) or (B) at a temperature of 300 to 950° C.

公开(公告)号：EP2212247A2

公开(公告)日：2010-08-04

申请号：EP08804369.0

申请日：2008-09-18

Applicant: BASF SE

Inventor： HIBST, Hartmut ,  ROBERTS, Brian ,  LAMPERT, Jordan ,  BRAMNIK, Kirill

IPC: C01B25/45 ,  H01M4/58

CPC classification number: C01B25/45 ,  H01M4/5825 ,  H01M10/0525

Abstract: The present invention relates to a process for the preparation of compounds of general formula (I) Li
a-b M
1
b V
2-c M
2
c (PO
4 )
x (I) with M
1 : Na, K, Rb and/or Cs, M
2 : Ti, Zr, Nb, Cr, Mn, Fe, Co, Ni, Al, Mg and/or Sc, a: 1.5 - 4.5, b: 0 - 0.6, c: 0 - 1.98 and x: number to equalize the charge of Li and V and M
1 and/or M
2 , if present, wherein a-b is > 0, by providing an essentially aqueous mixture comprising at least one lithium-comprising compound, at least one vanadium-comprising compound in which vanadium has the oxidation state +5 and/or +4, and at least one M
1 -comprising compound, if present, and/or at least one M
2 -comprising compound, if present, and at least one reducing agent which is oxidized to at least one compound comprising at least one phosphorous atom in oxidation state +5, drying and calcining.

公开(公告)号：EP2285740B1

公开(公告)日：2014-05-21

申请号：EP09732251.5

申请日：2009-04-16

Applicant: BASF SE

Inventor： HIBST, Hartmut ,  ROBERTS, Brian ,  LAMPERT, Jordan Keith ,  BRAMNIK, Kirill

IPC: C01B25/45 ,  H01M4/58 ,  H01M4/62 ,  H01M10/0525

CPC classification number: H01M4/48 ,  C01B25/30 ,  C01B25/45 ,  C01P2006/40 ,  H01B1/02 ,  H01B1/08 ,  H01M4/525 ,  H01M4/5825 ,  H01M4/625 ,  H01M10/0525

公开(公告)号：EP2212247B1

公开(公告)日：2013-07-17

申请号：EP08804369.0

申请日：2008-09-18

Applicant: BASF SE

Inventor： HIBST, Hartmut ,  ROBERTS, Brian ,  LAMPERT, Jordan ,  BRAMNIK, Kirill

IPC: C01B25/45 ,  H01M4/58

CPC classification number: C01B25/45 ,  H01M4/5825 ,  H01M10/0525

公开(公告)号：EP2282971B1

公开(公告)日：2013-06-19

申请号：EP09731835.6

申请日：2009-04-16

Applicant: BASF SE

Inventor： HIBST, Hartmut ,  ROBERTS, Brian ,  LAMPERT, Jordan Keith ,  BRAMNIK, Kirill

IPC: C01B25/45 ,  H01M4/58

CPC classification number: C01B25/45 ,  H01M4/136 ,  H01M4/5825 ,  H01M10/052

公开(公告)号：EP2207751B1

公开(公告)日：2013-07-03

申请号：EP08804368.2

申请日：2008-09-18

Applicant: BASF SE

Inventor： HIBST, Hartmut ,  ROBERTS, Brian ,  LAMPERT, Jordan ,  BRAMNIK, Kirill

IPC: C01B25/45 ,  H01M4/58

CPC classification number: C01B25/45 ,  H01M4/136 ,  H01M4/5825

公开(公告)号：EP2445834A1

公开(公告)日：2012-05-02

申请号：EP10724538.3

申请日：2010-06-23

Applicant: BASF SE

Inventor： SCHRÖDLE, Simon ,  HIBST, Hartmut ,  ROBERTS, Brian ,  BRAMNIK, Kirill ,  LAMPERT, Jordan Keith

IPC: C01B25/45 ,  C01B25/445 ,  H01M4/58 ,  H01M4/136

Abstract: The present invention relates to a process for the preparation of particles comprising at least one compound according to general formula (I) M1aM2bM3cOoNnFf (I) wherein M1, M2, M3 O, N, F, a, b, c, o, n and f have the following meanings: M1 at least one alkaline metal, M2 at least one transition metal in oxidation state +2, M3 at least one non-metal chosen form S, Se, P, As, Si, Ge and/or B, O oxygen, N nitrogen, F fluorine, a 0.8-4.2, b 0.8-1.9, c 0.8-2.2, o 1.0-8.4, n 0-2.0 and f 0-2.0, wherein a, b, c, o, n and f are chosen to ensure electroneutrality of the compound according to general formula (I), and carbon, comprising at least the following steps: (A) providing an essentially aqueous mixture comprising at least one compound comprising M1, at least one compound comprising M2 having at least partially an oxidation state higher than +2, optionally at least one compound comprising M3, at least one compound comprising N, if present, and/or at least one compound comprising F, if present, at least one polysaccharide comprising glucose having a molecular weight M of at least 50000 g/mol as carbon precursor and at least one reducing agent, (B) drying the mixture provided in step (A), in order to obtain a solid particle and (C) calcining the solid particle obtained from step (B) at a temperature of 300 to 950° C.

公开(公告)号：EP2207751A2

公开(公告)日：2010-07-21

申请号：EP08804368.2

申请日：2008-09-18

Applicant: BASF SE

Inventor： HIBST, Hartmut ,  ROBERTS, Brian ,  LAMPERT, Jordan ,  BRAMNIK, Kirill

IPC: C01B25/45 ,  H01M4/58

CPC classification number: C01B25/45 ,  H01M4/136 ,  H01M4/5825

Abstract: The present invention relates to a process for the preparation of compounds of general formula (I) : Li
a-b M
1
b V
2-c M
2
c (PO
4 )
x ; wherein M
1 , M
2 , a, b, c and x have the following meanings: M
1 : Na, K, Rb and/or Cs, M
2 : Ti, Zr, Nb, Cr, Mn, Fe, Co, Ni, Al, Mg and/or Sc, a: 1.5 - 4.5, b: 0 - 0.6, c: 0 - 1.98 and x: number to equalize the charge of Li and V and M
1 and/or M
2 , if present, wherein a-b is > 0, to a compound according to general formula (I) as defined above, to spherical agglomerates and/or particles comprising at least one compound of general formula (I) as defined above, to the use of such a compound for the preparation of a cathode of a lithium ion battery or an electrochemical cell, and to a cathode for a lithium ion battery, comprising at least one compound as defined above.