A kind of method utilizing lutein oleoresin to prepare microcapsule
A technology of lutein and oleoresin, applied in the field of new resource food, can solve the problems of poor stability of microcapsules, poor protection effect of capsule materials, and complicated process
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Embodiment 1
[0025] 1) Add 0.1kg of glyceryl caprylate, 0.1kg of Span-20, 0.2kg of Tween-80 and 0.1kg of water-soluble phospholipids into 10kg of purified water, stir and dissolve in a 60°C water bath; add 1kg of lutein oil Add the resin into the above-mentioned water with the compound emulsifier; then add 1.5kg gum arabic and stir evenly; add 2kg maltodextrin and stir for 30min; after the emulsion is uniform, add 0.1kg mixed tocopherols and 0.1kg sodium ascorbate in turn; Colloid mill twice, the rotating speed is 8000r / min, and then pass through the high-pressure homogenizer three times, the homogenization pressure is 30MPa; the homogenized emulsion is subjected to one-step granulation by spray-fluidized bed drying method, and the spray-drying conditions are: The air temperature is 50°C, and the blast temperature of the fluidized bed is 80°C to obtain microcapsules with a particle size of 150-425 μm.
Embodiment 2
[0027] Add 0.15kg caprylic acid glyceride, 0.15kg Span-20, 0.30kg Tween-80 and 0.15kg water-soluble phospholipid compound emulsifier into 10kg pure water, stir and dissolve in 80°C water bath; add 1kg lutein oleoresin The above-mentioned water with compound emulsifier; then add 2kg gum arabic and stir evenly; add 3kg maltodextrin, stir for 60min; after the emulsion is uniform, add 0.2kg mixed tocopherols and 0.2kg sodium ascorbate successively; The speed is 9000r / min, and the high-pressure homogenizer is passed three times, and the homogenization pressure is 90MPa; the homogenized emulsion is subjected to one-step granulation by spray-fluidized bed drying method, and the spray drying condition is: the inlet air temperature is 20 °C, the blast temperature of the fluidized bed is 60 °C, and microcapsules with a particle size of 150-425 μm are obtained.
Embodiment 3
[0029] Add the compound emulsifier of 0.1kg caprylic glycerin, 0.1kg Span-20, 0.2kg Tween-80 and 0.1kg water-soluble phospholipid into 10kg pure water, stir and dissolve in 60°C water bath; add 1kg lutein oleoresin The above-mentioned water with compound emulsifier; then add 1.5kg modified starch and stir evenly; add 1kg sucrose and 1kg isomaltooligosaccharide, and stir for 60min; after the emulsion is uniform, add 0.1kg mixed tocopherols and 0.1kg ascorbic acid successively; The emulsion passes through the colloid mill twice, the speed is 8000r / min, and then passes through the high-pressure homogenizer three times, the homogenization pressure is 30MPa; the homogenized emulsion is subjected to one-step granulation by spray-fluidized bed drying method, and the spray drying condition is : The inlet air temperature is 40°C, the blast temperature of the fluidized bed is 70°C, and the microcapsules with a particle size of 150-425μm are obtained.
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