Anti-corrosion composition, preparation method thereof and cosmetic
A technology of composition and cosmetics, which is applied in the field of antiseptic composition and its preparation method and cosmetics, to achieve the effects of reducing volatility, high transparency, and strong gel forming ability
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Embodiment 1
[0052] One, the preparation of water hyacinth extract
[0053] 1. Cleaning and picking: Remove the rotten leaves, impurities, insects, etc. from the picked water hyacinth lotus, wash it in water, and drain the water;
[0054] 2. Drying: Dry the water hyacinth at a low temperature below 70°C for later use;
[0055] 3. Crushing: The dried product is preliminarily crushed for use, passed through a 50-mesh sieve for use;
[0056] 4. Extraction: add 70% ethanol to carry out reflux extraction at 70°C, under the condition of solid-liquid ratio of 1:30, ultrasonic-assisted extraction for 40 minutes;
[0057] 5. Filtration: Filtration to obtain the extract;
[0058] 6. Concentration: Concentrate the extract under reduced pressure below 50°C, and then freeze-dry to obtain the product.
[0059] 2. Preparation of water hyacinth extract and nisin microcapsules
[0060] 1. Preparation of Mid-term Sustained Release Microcapsules (Microcapsule 1)
[0061] (1) Preparation of core mate...
Embodiment 2
[0099] Preparation of cosmetics containing antiseptic compositions
[0100] Add the above-mentioned antiseptic composition to cosmetics (the amount of antiseptic composition added in cosmetics is 1.5~5%), and comprehensively study its antiseptic effect and the suitability of the system.
[0101] Table 1 Four kinds of formulations containing compound preservative cosmetic composition
[0102]
[0103] According to each component and its content in the four treatments described in Table 1, four cosmetic compositions containing compound preservatives were configured.
Embodiment 3
[0105] Product Stability Evaluation
[0106] In order to study the stability of treatment 1~4 cosmetic compositions, the 4 cosmetic compositions were stored at different temperatures (-15°C, normal temperature, 48°C, cold and hot cycle) and normal temperature under light for one month, and their stability was observed. The results are shown in Table 2.
[0107] Table 2 Stability test results of cosmetic compositions obtained from treatments 1 to 4
[0108]
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