An anti-wrinkle essence liquid and a preparation method thereof
A technology of essence and antioxidant, which is applied in the field of anti-wrinkle essence, can solve the problems of not obvious anti-wrinkle effect, low content of active ingredients, inconvenient use process, etc., achieve obvious and long-lasting anti-wrinkle effect, increase fragrance, and avoid damage Effect
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Embodiment 1
[0029] The preparation of embodiment 1 modified collagen
[0030]Prepared by the following method: weigh 2g of collagen and add it to 100mL of deionized water, dissolve it in a water bath at 50°C for 30 minutes, and filter it to obtain a pure collagen solution; weigh another 2g of polyethylene glycol, and add 100mL of glacial acetic acid with a volume fraction of 2%. Stir and dissolve in a water bath at 50°C for 30 minutes, mix the collagen and polyethylene glycol solution at a mass ratio of 1:2, add glycerin with a mass fraction of 25% as a plasticizer, and stir for 10 minutes at 20°C. homogenized, and cross-linked in a water bath at 65°C for 2 hours to obtain modified collagen with a yield of 92%.
Embodiment 2
[0031] The preparation of embodiment 2 modified collagen
[0032] Prepared by the following method: weigh 2g of collagen and add it to 100mL of deionized water, dissolve it in a water bath at 50°C for 30 minutes, and filter it to obtain a pure collagen solution, weigh another 2g of polyethylene glycol, and add 100mL of glacial acetic acid with a volume fraction of 5%. Stir and dissolve in a water bath at 50°C for 30 minutes, mix the collagen and polyethylene glycol solution at a mass ratio of 1:5, add glycerin with a mass fraction of 25% as a plasticizer, and stir for 10 minutes at 20°C. homogenized, and cross-linked in a water bath at 80° C. for 2 hours to obtain modified collagen with a yield of 72%.
Embodiment 3
[0033] The preparation of embodiment 3 Chinese medicine ultraviolet absorbers
[0034] Prepared from the following raw materials by weight: 27 parts of Sophora japonica, 20 parts of Radix Astragali, 15 parts of Coix Seed, 15 parts of Polygonum cuspidatum, 13 parts of Coptis Rhizoma, 10 parts of Tartary Buckwheat, 7 parts of Basil, 5 parts of Tsao Guo and 2 parts of Huai Mi ;
[0035] It is prepared by the following method: weighing Sophora japonica, Astragalus membranaceus, Coix seed, Polygonum cuspidatum, Coptis chinensis, Tartary buckwheat, Basil, Tsaoguo and Sophora japonica, dried and crushed, adding deionized water according to the solid-to-liquid ratio of 1:20, soaking After 24h, 500W microwave heating to 100°C and reflux for 5h, filter and collect the filtrate; add deionized water to the filter residue according to the weight ratio of 1:1, 500W microwave heating delay 100°C and reflux for 2h, filter, collect the filtrate, and combine the two filtrates, Concentrate to a...
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