Title: High dry hide TiO.sub.2 slurries

Abstract: High dry hide titanium dioxide pigment slurries are prepared from in-process material which is treated with low amounts of aluminum oxide.

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Inventors: Blake, David W. (Savannah, GA, US)
Delgado, Alberto W. (Savannah, GA, US)
Sheehan, Gerard M. (Savannah, GA, US)

Application Number: 012677
Filing Date: 1979-02-16
Publication_date: 1980-10-14
Assignee: American Cyanamid Company (Stamford, CT)
Primary Class(es): 106/442 106/439
Other Classes:
US Patent Ref:

3595822	Jul, 1971	Swank	106/308.
3847640	Nov, 1974	Daubenspeck et al.	106/308.
3941603	Mar, 1976	Schmidt	106/300.
4022636	May, 1977	Murray	106/308.
4097301	Jun, 1978	Wildt	106/308.
4115144	Sep, 1978	Chambers et al.	106/300.
4170485	Oct, 1979	Blake et al.	106/300.

Other Refs:
Primary Examiner: McCarthy, Helen M.
Assistant Examiner:
Attorney: Jacobs; Bruce F.