The invention relates to a method of preparing inorganic black pigments using known mixed oxides (spinels) in which Molybdenum or Molybdenum compounds in percentages by weight ranging between 0.05 and 5 % is/are added to said spinels by a calcination process.
申请公布号
WO0004101(A1)
申请公布日期
2000.01.27
申请号
WO1999EP04945
申请日期
1999.07.13
申请人
INCO INDUSTRIA COLORI S.R.L.;CAMARA, BOUBACAR;LAMI, ANGELO;SPACCINI, COLOMBO;SPACCINI, FABRIZIO
