Methods and compositions related to pearlescent pigments
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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May 2, 2000
Grant Date -
N/A
app pub date -
Mar 8, 1999
filing date -
Mar 8, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Disclosed herein is a method of producing pearlescent pigments comprised of a platelet substrate and a TiO.sub.2 coating, which has a rutile structure and which does not contain foreign metal species. The method entails the deposition of Ti(III), followed by the deposition of a Ti(IV), onto the platelet substrate.
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