Process for the production of toned carbon black

Details Process for the production of toned carbon black Process for the production of toned carbon black

1974-11-01

1976-06-15

Garvin, Patrick P.

Compositions: coating or plastic

Coating or plastic compositions

Inorganic materials only containing at least one metal atom

106307, C09C 148, C09C 144

Patent

active

039635104

ABSTRACT:
Carbon black toned with lake forming organic dyes are produced by dispersing the carbon black in an aqueous solution of the dye and the laking agent, for example aluminum sulfate, the dispersion subsequently mixed with stirring with the lake forming agent sodium water glass, the laking being then completed by adding sodium molybdate and the toned carbon black dried after separation of the liquid phase.

REFERENCES:
patent: 1921857 (1933-08-01), Zschimmer
patent: 2785079 (1957-03-01), Voet

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