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C.I. Pigment Brown 6

C.I. Pigment Brown 6 structure

C.I. Pigment Brown 6 

structure
  • CAS No:

    52357-70-7

  • Chemical Name:

    C.I. Pigment Brown 6

  • Synonyms:

    C.I. Pigment Brown 6;Pigment Brown 6;Iron Oxide Brown 610;Iron oxide brown;Ariabel Umber 300403;Synthetic brown iron oxide pigment;Brown iron oxide;Sicotrans Red K 2915;Auric Brown;C.I. 77492;Sicovit Brown 75E172;Sicovit Brown 70E172;Mapico 422;TB 1008;Bayferrox 4686;1332-59-8

  • Categories:

    Cosmetic Ingredient  >  Cosmetic Colorant

C.I. Pigment Brown 6 Basic Attributes

89.940422

257-870-1

C.I. Pigment Brown 6 Use and Manufacturing

Methods of Manufacturing

Ferrous sulfate oxidation method Ferrous sulfate reacts with soda ash, washed with water, filtered, dried, crushed, and mixed to obtain iron oxide brown. The 3FeSO4+2Na2CO3+nH2O→(Fe2O3+FeO)·(n-1)H2O+3Na2SO4+3CO2↑ mechanical mixing method is composed of iron oxide red, iron oxide yellow, and iron oxide black through mechanical mixing and mixing.

Uses

Inorganic brown pigment. For the coloring of plastics, the scope of application is similar to iron oxide red, but when used in polyvinyl chloride, cooperation with lead salt heat stabilizers should be avoided. Also used as paint coloring agent.

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