PROCESS FOR MAKING A COATED ELECTRODE ACTIVE MATERIAL

    公开(公告)号:US20210020926A1

    公开(公告)日:2021-01-21

    申请号:US16976252

    申请日:2019-02-18

    Applicant: BASF SE

    Abstract: Process for making a coated electrode active material wherein said process comprises the following steps: (a) providing a particulate electrode active material according to general formula Li1+xTM1−xO2, wherein TM is a combination of Ni, Co and, optionally, Mn, and, optionally, at least one metal selected from Mg, Al, Ba, Ti and Zr, and x is in the range of from zero to 0.2, wherein at least 15 mole-% of the transition metal of TM is Ni, (b) treating said electrode active material with a compound of M1, wherein M1 is selected from Li, Al, B, Mg, Si, Sn, and from transition metals, or a combination of at least two of the foregoing, with or without a solvent, wherein said compound of M1 does not act as a cathode active material on its own, (c) optionally, removing compound of M1 which is not deposited on said particulate electrode active material, (d) performing a post-treatment by heating the material obtained after the step (b) or (c), if applicable, at a temperature from 300 to 800° C. in a rotary kiln or pendulum kiln.

    PROCESS FOR MAKING A MIXED METAL OXIDE

    公开(公告)号:US20210057743A1

    公开(公告)日:2021-02-25

    申请号:US16982831

    申请日:2019-03-20

    Applicant: BASF SE

    Abstract: A process for making a mixed metal oxide, may involve: (a) providing a hydroxide or oxyhydroxide of TM with an average particle diameter (D50) in the range of from 0.1 μm to 5 mm; (b) subjecting the hydroxide or oxyhydroxide of TM to a stream of gas with a temperature in the range of from 150 to 2000° C., wherein TM contains nickel and at least one further transition metal selected from cobalt and manganese.

    HEAT-PERMEABLE TUBE CONTAINING COMPOSITE FIBER CERAMIC

    公开(公告)号:US20190062224A1

    公开(公告)日:2019-02-28

    申请号:US15766933

    申请日:2016-10-04

    Applicant: BASF SE

    Inventor: Benedikt KALO

    Abstract: The present invention relates to a heat-permeable tube which has a double-walled construction. The material of the interior wall contains fiber composite ceramic. The material of the exterior wall contains metal. The present invention further relates to the use of this tube in a rotary tube furnace and the use of the rotary tube furnace for thermal treatment of materials. Furthermore, the invention relates to the use of a single-walled tube containing fiber composite ceramic as rotary tube.

    PROCESS FOR MAKING A COATED ELECTRODE ACTIVE MATERIAL

    公开(公告)号:US20220223842A1

    公开(公告)日:2022-07-14

    申请号:US17595395

    申请日:2020-06-10

    Applicant: BASF SE

    Abstract: Process for making a coated electrode active material wherein said process comprises the following steps: (a) providing a particulate electrode active material according to general formula Li1+xTM1−xO2, wherein TM is a combination of Ni, Co and, optionally, Mn, and, optionally, at least one metal selected from Mg, Al, Ba, Ti and Zr, and x is in the range of from zero to 0.2, wherein at least 15 mole-% of the transition metal of TM is Ni, (b) treating said electrode active material with a compound of M1, wherein M1 is selected from Li, Al, B, Mg, Si, Sn, and from transition metals, or a combination of at least two of the foregoing, with or without a solvent, wherein said compound of M1 does not act as a cathode active material on its own, (c) optionally, removing compound of M1 which is not deposited on said particulate electrode active material, (d) performing a post-treatment by heating the material obtained after the step (b) or (c), if applicable, at a temperature from 250 to 950° C. in a fluidized bed.

    PROCESS FOR THE FLASH CALCINATION OF A ZEOLITIC MATERIAL

    公开(公告)号:US20200290884A1

    公开(公告)日:2020-09-17

    申请号:US16086251

    申请日:2017-03-22

    Applicant: BASF SE

    Abstract: A process for the calcination of a zeolitic material, wherein the process contains the steps of (i) providing a zeolitic material containing YO2 and optionally further containing X2O3 in its framework structure in the form of a powder and/or of a suspension of the zeolitic material in a liquid, wherein Y stands for a tetravalent element and X stands for a trivalent element; (ii) atomization of the powder and/or of the suspension of the zeolitic material provided in (i) in a gas stream for obtaining an aerosol; and (iii) calcination of the aerosol obtained in (ii) for obtaining a calcined powder, a zeolitic material obtained by the above process, and its use as a molecular sieve, as an adsorbent for ion-exchange, as a catalyst, and/or as a catalyst support.

    PROCESS FOR MAKING A LITHIATED TRANSITION METAL OXIDE

    公开(公告)号:US20170253494A1

    公开(公告)日:2017-09-07

    申请号:US15528554

    申请日:2015-11-17

    Applicant: BASF SE

    Abstract: Process for manufacturing a lithiated transition metal oxide, said process comprising the steps of (a) mixing at least one lithium salt and a precursor selected from transition metal oxides, transition metal oxyhydroxides, transition metal hydroxides, and transition metal carbonates, (b) pre-calcining the mixture obtained in step (a) at a temperature in the range of from 300 to 700° C., and (c) calcining the pre-calcined mixture according to step (b) in a multi-stage fluidized bed reactor at a temperature in the range of from 550° C. to 950° C., wherein the temperatures in step (b) and (c) are selected in a way that step (c) is being performed at a temperature higher than that of step (b).

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