Anatase pigment from ilmenite

Details Anatase pigment from ilmenite Anatase pigment from ilmenite

1975-03-03

1980-01-15

Gantz, Delbert E.

Compositions: coating or plastic

Coating or plastic compositions

Carbohydrate or derivative containing

106300, C09C 136

Patent

active

041837681

ABSTRACT:
Titanium dioxide pigment of anatase crystal structure containing 0.05 to 0.3% Nb.sub.2 O.sub.5, 0.4 to 0.6% K.sub.2 O, 0.8 to 1.2% Sb.sub.2 O.sub.3, 0.2 to 0.4% P.sub.2 O.sub.5 and the balance substantially TiO.sub.2 ; the particles of said pigment having a surface coating of hydrous metal oxide, such as alumina. Such pigment is useful as a delustrant in synthetic fibers, such as cellulose acetate.

REFERENCES:
patent: 3341291 (1967-09-01), Mabbs et al.
patent: 3459576 (1969-08-01), Smith
patent: 3615204 (1971-10-01), Libera et al.
patent: 3617217 (1971-11-01), Heywood et al.
patent: 3625650 (1971-12-01), Libera et al.
patent: 3690887 (1972-09-01), Dantro
patent: 3709710 (1973-01-01), Edgar et al.

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