Patents Assigned to BBU-Chemie Gesellschaft m.b.H
  • Halogen-containing fillers for abrasive bodies, in particular for grinding wheels or cutting wheels, to a process for the production of these fillers and to abrasive bodies containing them
    Patent number: 4877420
    Abstract: Proposed is a halogen-containing filler for abrasive bodies on the basis of at least one metal halide or metal complex salt of the formulaA.sub.x Me.sub.y.sup.II Me.sub.z.sup.III Hal.sub.E.nB.sub.f C.sub.g Hal.sub.e.mH.sub.2 O.oNH.sub.3whereinA: is an alkali metal or ammonium,x: a number of 0 to 10,Me.sup.II : Mn, C, Mg, Zn, Sn, Cu, Co or Ni,y: a number of 0 to 2,Me.sup.III : Al, B or Ti,z: a number of 0 to 2,Hal: a halogen,E: a number of 1 to 10,n: a number of 0 to 10,B: an alkali metal or ammonium,f: a number of 0 to 1,C: Ca, Mg, Zn, Sn or Mn,g: a number of 0 to 1,e: a number of 1 to 2,m: a number of 0 to 10 ando: a number of 0 to 10, and/or at least one alkali chloroferrate (II,III) of the formulaA.sub.x Fe.sub.y.sup.++ Fe.sub.z.sup.+++ Cl.sub.
    Type: Grant
    Filed: July 14, 1988
    Date of Patent: October 31, 1989
    Assignee: BBU-Chemie Gesellschaft m.b.H
    Inventors: Lother Buxbaum, Helmut Stessel