Hydrogel microcapsule with oil-control and acne treatment effects
A hydrogel microcapsule, oil-controlling and acne-removing technology, applied in skin care preparations, cosmetics, skin diseases, etc., can solve the problem of unstable properties of dendrobium extracts, and achieve convenient quality control, light weight, and portable Effect
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Embodiment 1
[0016] The capsule wall material includes 38 g of polymethacrylic acid, 8 g of hydroxypropyl methylcellulose, and 2 g of silver glitter powder; the capsule core material includes 16 g of beeswax, 3.5 g of dendrobium extract, 1 g of sage extract, and 0.5 g avocado extract, of which dendrobium extract, sage extract and avocado extract are alcohol extracts. Add 200 mL of deionized water to the capsule wall material, heat and stir at 60°C; heat the capsule core material to 70°C, stir well, and homogenize for 3 minutes under a homogenization pressure of 45 MPa. The hydrogel microcapsules are prepared by the dropping method, the uniformly stirred capsule wall material solution flows out from the dripper, and the homogeneous capsule core material flows out from the dripper to form a sandwich liquid column, and then the liquid is cut off with a cutter A series of droplets with a diameter of 8 mm and a diameter ratio of capsule core to capsule wall of 1:4 were formed to prepare hyd...
Embodiment 2
[0019] The capsule wall material includes karaya gum 46 g, chitosan 12 g, and silver glitter powder 4 g; the capsule core material includes sunflower oil 22 g, dendrobium extract 7 g, sage extract 2 g, and avocado 1 g Extracts, of which dendrobium extract, sage extract and avocado extract are alcohol extracts. The capsule wall material can be added to 400 mL of deionized water, heated and stirred at 65°C; the capsule core material can be heated to 75°C, stirred evenly, and homogenized under a homogenization pressure of 55 MPa for 6 minutes. The hydrogel microcapsules are prepared by the dropping method, the uniformly stirred capsule wall material solution flows out from the dripper, and the homogeneous capsule core material flows out from the dripper to form a sandwich liquid column, and then the liquid is cut off with a cutter A series of droplets with a diameter of 5 mm and a diameter ratio of capsule core to capsule wall of 1:6 were formed to form hydrogel microcapsules...
Embodiment 3
[0022] The capsule wall material includes 52 g of polymethacrylic acid, 16 g of hydroxypropyl methylcellulose and 6 g of silver glitter powder; the capsule core material includes 26 g of beeswax, 10.5 g of dendrobium extract, 3 g of sage extract and 1.5 g g avocado extract, of which dendrobium extract, sage extract and avocado extract are alcohol extracts. Add 500 mL of deionized water to the capsule wall material, heat and stir at 75°C; heat the capsule core material to 65°C, stir well, and homogenize for 8 minutes under a homogenization pressure of 40 MPa. The hydrogel microcapsules are prepared by the dropping method, the uniformly stirred capsule wall material solution flows out from the dripper, and the homogeneous capsule core material flows out from the dripper to form a sandwich liquid column, and then the liquid is cut off with a cutter A series of droplets with a diameter of 3 mm and a diameter ratio of capsule core to capsule wall of 1:5 were formed to prepare ...
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