Preparation Method and Application of Vegetable Oil Modified Titanium Dioxide/Like Maya Blue Composite Pigment
A vegetable oil modification, titanium dioxide technology, applied in chemical instruments and methods, inorganic pigment treatment, cosmetic preparations, etc., can solve the problems of low color richness, hydrogen sulfide gas generation, poor skin compatibility, etc., and achieve UV blocking. Strong ability, enhance light resistance, reduce the effect of surface energy
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Embodiment approach 1
[0022] A preparation method of an environment-friendly anti-aging sunscreen color cosmetic pigment, comprising the following steps:
[0023] S1: Mix 2 g of organic pigment isatin and 20 g of purified attapulgite evenly, bake in an oven at 150 °C for 48 hours, soak in ethanol solution for 12 hours, centrifuge, dry, and grind until there are no particles, and prepare Maya-like blue - Isatin organic / inorganic hybrid pigment;
[0024] S2: Weigh 5 g of Maya blue-satin organic / inorganic hybrid pigment into 50 ml of absolute ethanol, disperse it ultrasonically for 30 min, add 0.2 ml of ammonia water, stir for 30 min, then add 0.4 ml of tetrabutyl titanate, Stir at a constant temperature in a water bath at 45°C for 12 hours, centrifuge, dry, and grind until there are no particles, and prepare a titanium dioxide / Maya blue-like indigo composite pigment;
[0025] S3: Weigh 0.10 g of olive oil and disperse it in 50 ml of absolute ethanol, add 2 g of titanium dioxide / Mayan blue-like indig...
Embodiment approach 2
[0027] S1: Mix 2 g of commercially available organic pigment fruit green and 20 g of purified attapulgite evenly, bake in an oven at 150 °C for 48 h, soak in ethanol solution for 12 h, centrifuge, dry, and grind until there are no particles, and prepare Produced Maya blue-fruit green organic / inorganic hybrid pigments;
[0028] S2: Weigh 5 g of Maya blue-fruit green organic / inorganic hybrid pigment into 50 ml of absolute ethanol, ultrasonically disperse for 30 min, add 0.2 ml of ammonia water, stir for 30 min, then add 0.4 ml of tetrabutyl titanate, Stir at a constant temperature in a water bath at 45°C for 12 hours, centrifuge, dry, and grind until there are no particles, and prepare a titanium dioxide / Maya blue-like green composite pigment;
[0029] S3: Weigh 0.10 g of coconut oil and disperse it in 50 ml of absolute ethanol, add 2 g of titanium dioxide / Mayan blue-like indigo composite pigment, mix evenly, stir in a water bath at 75 °C for 4 h, centrifuge, dry, and grind to ...
Embodiment approach 3
[0031] S1: Mix 3 g of organic pigment methyl violet and 20 g of purified attapulgite evenly, bake in an oven at 180 ℃ for 48 hours, soak in ethanol solution for 6 hours, centrifuge, dry, and grind until there are no particles, and prepare Maya-like Blue-methyl violet organic / inorganic hybrid pigment;
[0032] S2: Weigh 5 g of Maya blue-methyl violet organic / inorganic hybrid pigment into 50 ml of absolute ethanol, ultrasonically disperse for 30 min, add 0.3 ml of ammonia water, stir for 30 min, then add 0.6 ml of tetrabutyl titanate , stirred at a constant temperature in a water bath at 45 °C for 12 h, centrifuged, dried, and ground until there were no particles, and a titanium dioxide / Maya blue-like methyl violet composite pigment was prepared;
[0033] S3: Weigh 0.20 g of jojoba oil and disperse it in 50 ml of absolute ethanol, add 2 g of titanium dioxide / Mayan blue-like indigo composite pigment, mix evenly, stir in a water bath at 80 °C for 3 h, centrifuge, dry, Grind until...
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