Composite pigment of isometric rutile and acicular modified pota

Details Composite pigment of isometric rutile and acicular modified pota Composite pigment of isometric rutile and acicular modified pota

1974-01-31

1976-05-11

Garvin, Patrick P.

Compositions: coating or plastic

Coating or plastic compositions

Carbohydrate or derivative containing

106297, 106299, 106300, 106306, 106288B, C09C 136

Patent

active

039560066

ABSTRACT:
A white composite pigment, containing isometric rutile pigment particles and acicular modified potassium hexatitanate, is produced by reacting titanium dioxide or a titanium compound which can be converted into titanium dioxide under the reaction conditions in the presence of rutile seeds with a potassium compound which reacts basically under the reaction conditions, a mineralizer and a polyvalent metal fluoride at a temperature of about 700.degree. to 1100.degree.C.

REFERENCES:
patent: 3484260 (1969-12-01), Emslie et al.
patent: 3779784 (1973-12-01), Emslie
patent: 3794508 (1974-02-01), Winter et al.

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