Gas-phase passivation of metal pigments

Details Gas-phase passivation of metal pigments Gas-phase passivation of metal pigments

1993-10-14

1994-10-04

Bell, Mark L.

Compositions: coating or plastic

Materials or ingredients

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

106403, 106453, 106479, 427213, 427216, 427217, 427218, 427250, 4272551, 4272552, C09C 162

Patent

active

053522869

ABSTRACT:
A simple process for achieving very active passivation of metal pigments against hydroxyl-containing compounds comprises treating the metal pigments with passivators in the gas phase.

REFERENCES:
patent: 2904523 (1959-09-01), Hawkins, Jr. et al.
patent: 4484951 (1984-11-01), Uchimura et al.
patent: 4565716 (1986-01-01), Williams, Jr. et al.
patent: 4808231 (1989-02-01), Kondis et al.
patent: 4869754 (1989-09-01), Kawabe et al.
patent: 5026429 (1991-06-01), Mronga et al.
patent: 5028639 (1991-07-01), Treutlein et al.

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