Dendrobium officinale small molecular peptide breast mask based on nanogold rod composite material
A technology of Dendrobium officinale and small molecular peptides, which is applied in skin care preparations, cosmetics, cosmetic preparations, etc., can solve the problems of low extraction and utilization of small molecular peptides, and achieve enhanced skin repair ability, inhibition of bacterial reproduction, and penetration efficiency high effect
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Embodiment 1
[0019] 1. Normal temperature and high pressure pretreatment and compound enzymatic hydrolysis preparation technology
[0020] According to the structural characteristics of Dendrobium officinale protein, high-dispersion Dendrobium officinale pretreatment solution was obtained by using normal temperature and high pressure pretreatment technology Dendrobium was dried (40°C), pulverized, passed through a 60-mesh sieve, added a certain proportion of water to the obtained powder, stirred evenly, and soaked for 10 minutes to soften. Adjust the upper and lower limit temperature of the low-temperature circulating pump to -10°C to -4°C to ensure that the internal temperature of the homogenizer is at room temperature. Pour the mixed material into a high-pressure homogenizer. The material is first placed under low pressure conditions (5-10MPa), and then adjust the valve to 40-50MPa. After the pressure is stable, homogenize several times; the obtained homogeneous solution is centrifuged a...
Embodiment 2
[0025] [Example 2] preparation of pleura essence and pleura packaging
[0026] The composition of pleura of the present invention is as follows:
[0027]
[0028]
[0029] The nano-gold rods used in the present invention are prepared by the in-situ method, and the modified polysaccharide-based block copolymer SA-PVP is used as a stabilizer, wherein the amount of SA-PVP is 11%, and the seaweed polysaccharide unit in the copolymer SA-PVP has Strong complexing ability, can form complexes with multivalent metal ions, and effectively snatch heavy metal ions from the skin. The prepared nano-gold rods have an average diameter of about 10nm and an average length of about 60nm, and have obvious photothermal effect.
[0030] The preparation method of the pleura of the present invention is as follows: the above-mentioned ingredients are fully mixed, stirred and homogenized to obtain the pleura essence in a transparent or translucent emulsion; Fill in the packing bag that silk inv...
Embodiment 3
[0031] [Example 3] Product Quality Inspection
[0032] Microbiology test: The test items include the total number of colonies, fecal coliforms, Pseudomonas aeruginosa, Staphylococcus aureus, mold and yeast. Evaluation criteria: the total number of bacterial colonies ≤ 1 000cfu / ml (g); the total number of mold and yeast ≤ 100cfu / ml (g); fecal coliforms, Pseudomonas aeruginosa, and Staphylococcus aureus cannot be detected. Any ≥ 1 indicator that does not meet the standard is judged as a substandard sample.
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