Stable lead chromate pigment composition and process for producing the same
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United States of America Patent
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Sep 28, 1993
Grant Date -
N/A
app pub date -
Apr 10, 1991
filing date -
Apr 11, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
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.
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