Preservative composition derived from plants
A technology of plant origin and preservatives, applied in plant growth regulators, botanical equipment and methods, biocides, etc., can solve the problem of uneven antibacterial ability, and achieve the effect of wide antibacterial spectrum and good antibacterial effect
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Embodiment 1
[0037] The preparation process of this plant preservative is illustrated below with a specific example:
[0038] 1. Taking the preparation of 100g of this biological preservative as an example, weigh the raw materials according to the prescription ratio.
[0039] 2. Fully mix and stir the above-mentioned citral, vanillin, anisic acid, magnolol and deionized water in a mixing kettle, and add citric acid under the stirring state to make the pH of the solution to 6.8-7.2.
[0040] 3. Add deionized water to the obtained solution to 100g to obtain the plant preservative.
[0041] The plant preservative prepared by the above method has broad antibacterial spectrum, can inhibit Gram-negative bacteria such as Escherichia coli and Gram-positive bacteria such as Staphylococcus, is derived from natural sources, has no toxic and side effects, and has the effects of natural moisturizing and the like. Not only can it be used as a safe preservative in cosmetics, but it can also play a role ...
Embodiment 2
[0044] The plant-derived product prepared by the above method is used as a cosmetic preservative to prepare a facial mask to illustrate its application in cosmetics.
[0045] By weight, the ratio of choosing the above-mentioned biological preservative in the facial mask formula is 50%.
[0046] A. According to the formula of the mask, other ingredients other than the biological preservative ingredients are prepared according to the process;
[0047] B. In step A, under the stirring of 200r / min, the temperature is below 40°C, and the biological preservative is added slowly and continuously;
[0048] C, after fully stirring, let it stand for 30 minutes;
[0049] D. Filling and packaging
Embodiment 3
[0051] The plant preservative prepared by the above method and a single raw material are carried out antibacterial test, test with Staphylococcus aureus, Pseudomonas aeruginosa, Escherichia coli, Candida albicans as inoculum, adopt K~B disc method test to compare them difference in antibacterial ability.
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