Iron-manganese colorant

Details Iron-manganese colorant Iron-manganese colorant

1994-10-21

1996-10-08

Bell, Mark L.

Compositions: coating or plastic

Materials or ingredients

Pigment, filler, or aggregate compositions, e.g., stone,...

106712, 501141, 423593, 423594, 423599, C09C 114, C09C 162

Patent

active

055627650

ABSTRACT:
A process for preparing an iron-manganese colorant, from an aqueous media containing metal ions, having an effective amount of iron and manganese present to impart color to building materials is disclosed.

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