Patent number: 10793437
Abstract: A method for the manufacture of crystal water-free iron(II) orthophosphate of the general formula Fe3(PO4)2 or crystal water-free iron(II) metal orthophosphate, iron(II) metal pyrophosphate or iron(II) metal metaphosphate of the general formula FeaMetb(POc)d, where a is a number from 1 to 5, b is a number from >0 to 5, c is a number from 2.5 to 5, d is a number from 0.5 to 3 and Met represents one or more metals selected from the group consisting of K, Rb, Cs, Mg, Ca, Sr, Ba, the transition metals (d block), in particular Sc, Y, La, Ti, Zr, Hf, Nb, Ta, Cr, Mo, W, Mn, Cu, Zn and the metals and semimetals of the third, fourth and fifth main groups, in particular B, Al, Ga, In, Si, Sn, Sb, Bi and the lanthanoids.
Type:
Grant
Filed:
March 26, 2018
Date of Patent:
October 6, 2020
Assignee:
Chemische Fabrik Budenheim KG
Inventors:
Joachim Adolf, Dominik Braun, Gerhard Eich, David Engers, Bastian Ewald, Christian Litterscheid, Rüdiger Wissemborski
Publication number: 20200095127
Abstract: A method for the manufacture of crystal water-free iron(II) orthophosphate of the general formula Fe3(PO4)2 or crystal water-free iron(II) metal orthophosphate, iron(II) metal pyrophosphate or iron(II) metal metaphosphate of the general formula FeaMetb(POc)d, where a is a number from 1 to 5, b is a number from >0 to 5, c is a number from 2.5 to 5, d is a number from 0.5 to 3 and Met represents one or more metals selected from the group consisting of K, Rb, Cs, Mg, Ca, Sr, Ba, the transition metals (d block), in particular Sc, Y, La, Ti, Zr, Hf, Nb, Ta, Cr, Mo, W, Mn, Cu, Zn and the metals and semimetals of the third, fourth and fifth main groups, in particular B, Al, Ga, In, Si, Sn, Sb, Bi and the lanthanoids.
Type:
Application
Filed:
March 26, 2018
Publication date:
March 26, 2020
Applicant:
Chemische Fabrik Budenheim KG
Inventors:
Joachim ADOLF, Dominik BRAUN, Gerhard EICH, David ENGERS, Bastian EWALD, Christian LITTERSCHEID, Rüdiger WISSEMBORSKI