Red ZrO2-coated gamma-Ce2S3 pigment and preparation method thereof
A -ce2s3, wrapping technology, applied in the field of wrapping γ-Ce2S3 red material and its preparation, can solve the problems of unseen pigments, etc., to broaden the application field, improve product quality, improve anti-oxidation performance and chemical stability Effect
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[0023] The embodiment of the present invention adopts commercially available γ-Ce 2 S 3 , first pretreatment, that is, washing twice in deionized water and ethanol to remove possible impurities on the surface, then drying at 50 ° C, and then grinding the resulting powder in an agate mortar and sieving to obtain Pretreated Ce 2 S 3 colorant, and for the following ZrO 2 Encapsulated γ-Ce 2 S 3 Preparation of red material.
[0024] A kind of ZrO of the embodiment of the present invention 2 Encapsulated γ-Ce 2 S 3 The preparation method of red material, its step is as follows:
[0025] (1) Preparation of raw material solution
[0026] Pigment suspension: γ-Ce 2 S 3 Disperse the coloring material in 30mL deionized water, adjust its pH value to 8.0-13.0, and disperse it ultrasonically for 20 minutes to obtain a suspension; add the dispersant to the mixed solution of 10mL distilled water and 10mL ethanol and homogenize it, and then add it to the above suspension In the p...
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Abstract
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