Stable lead chromate pigment composition and process for produci

Details Stable lead chromate pigment composition and process for produci Stable lead chromate pigment composition and process for produci

1991-04-10

1993-09-28

Bell, Mark L.

Compositions: coating or plastic

Materials or ingredients

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

106433, 106454, 106455, C09C 114, C09C 134

Patent

active

052483371

ABSTRACT:
A stable lead chromate pigment composition comprising a lead chromate pigment which has been treated by forming a continuous amorphous silica encapsulation on the surface of each particle of the pigment and subsequently depositing an antimony compound on the silica encapsulation and the process for producing the same.

REFERENCES:
patent: 3690906 (1972-09-01), Buckley et al.
patent: 3871894 (1975-03-01), Kubo et al.
patent: 4063956 (1977-12-01), Higgins

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