Compatible solid cosmetics based on phosphatidylcholine and preparation method thereof
A technology of phosphatidylcholine and cosmetics, which is applied in the field of solid cosmetics and its preparation, can solve the problems of phosphatidylcholine instability and small addition amount, and achieve the effect of protecting oxidative aging and accurate component content
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Embodiment 1
[0025] According to the matrix and other auxiliary materials described in Table 1 (skeleton support agent is glycine, binder is pullulan and dextran), under nitrogen conditions, mix well, add an appropriate amount of purified water, and stir well at room temperature until all Dissolve; Add the cosmetic active ingredient (ginseng extract) of the quantity shown in Table 1 and mix evenly, add an appropriate amount of purified water, so that the total amount of purified water added above is the total amount of purified water shown in the table, making Mixed solution; degas the mixed solution in vacuum, then use an electronic pipette gun to inject quantitatively into the composite material mold, perform rapid refrigeration at -110°C for 4 minutes in a liquid nitrogen tunnel, transfer to a freeze dryer, and freeze dry for 4 hours , sealing and packaging the prepared sample with a cover material to obtain the solid cosmetic of the present invention.
Embodiment 2
[0027]According to the matrix and other auxiliary materials described in Table 1 (skeleton support agent is mannitol, binder is gelatin), under the condition of nitrogen, mix well, add an appropriate amount of purified water, fully stir at room temperature until completely dissolved; add Table 1 The cosmetic active ingredient (ginseng extract) of the indicated quantity is mixed evenly, and an appropriate amount of purified water is added, so that the total amount of purified water added above is the total amount of purified water shown in the table, and a mixed solution is prepared; The solution was degassed in vacuum, then quantitatively injected into the composite material mold using an electronic pipette gun, and rapidly refrigerated in a liquid nitrogen tunnel at -110°C for 5 minutes, transferred to a freeze dryer, and freeze-dried for 5 hours. The prepared sample is sealed and packaged to obtain the solid cosmetic of the present invention.
Embodiment 3
[0029] According to the matrix and other auxiliary materials described in Table 1 (skeleton support agent is mannitol, binder is gelatin), under the condition of nitrogen, mix well, add an appropriate amount of purified water, fully stir at room temperature until completely dissolved; add Table 1 The cosmetic active ingredient (resveratrol) of the indicated quantity is mixed evenly, and an appropriate amount of purified water is added, so that the total amount of purified water added above is the total amount of purified water shown in the table, and a mixed solution is prepared; The mixed solution was degassed in vacuum, then quantitatively injected into the composite material mold using an electronic pipette gun, and rapidly refrigerated at -110°C for 5 minutes in a liquid nitrogen tunnel, then transferred to a freeze dryer, and freeze-dried for 6 hours. The prepared sample is hermetically packaged to obtain the solid cosmetic of the present invention.
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