Process for the preparation of nacreous pigments with improved g

Details Process for the preparation of nacreous pigments with improved g Process for the preparation of nacreous pigments with improved g

1983-03-30

1985-08-27

Kaplan, G. L.

Compositions: coating or plastic

Coating or plastic compositions

Carbohydrate or derivative containing

106309, 106DIG3, C09C 300

Patent

active

045376360

ABSTRACT:
A process for preparing nacreous pigments having improved gloss properties and based on mica platelets coated with metal oxides comprises suspending mica platelets in a solution containing titanium sulfate, the mica platelets having a coating comprising a homogeneous mixture of titanium dioxide, aluminum oxide and silicon dioxide, and further coating the suspended platelets by slow heating of the suspension.

REFERENCES:
patent: 3087828 (1963-04-01), Linton
patent: 3087829 (1963-04-01), Linton
patent: 3342617 (1967-09-01), Jackson
patent: 3650790 (1972-03-01), Klenke et al.
patent: 3711308 (1973-01-01), Brand et al.
patent: 3833208 (1974-08-01), Jackson
patent: 3926659 (1975-12-01), Bernhard et al.
patent: 4134776 (1979-01-01), Rieger et al.

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