Skin care composition, preparation method and application thereof and prepared skin care product
A technology of skin care composition and mixture, applied in the field of skin care composition and preparation method thereof, application and prepared skin care products, can solve the problems such as difficult smearing of particles evenly, sticky skin feeling and the like
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preparation example Construction
[0057] The preparation method of the cosmetics of Examples 1-6 is as follows, and the components in each example are added by the weight described in Table 1-0:
[0058] (1) Add dextrin palmitate and dextrin myristate to isotridecanyl isononanoate at room temperature, stir and disperse evenly to obtain a dispersion;
[0059] (2) Then add the remaining raw materials in the above dispersion liquid at one time, and stir evenly;
[0060] (3) Heat the above dispersion liquid to 80-85°C, keep warm and stir to dissolve completely;
[0061] (4) Add the above solution into purified water with a weight ratio of 1:3 while stirring at 80-90°C, stir and cool until it condenses into spherical oil droplets.
[0062] Melting temperature measuring instrument and detection method: WQD-1A electronic dropping point softening point measuring instrument; set the temperature range of the test to 33-40°C, the heating rate is 1°C / min, and the oily gel prepared in Examples 1-6 The beads are placed in...
Embodiment 7
[0076] Embodiment 7 stability test evaluation
[0077] 1) Test conditions:
[0078] Cold resistance: keep at -10±1°C for a specified time, compare the appearance and smell with the samples stored at 5°C after returning to room temperature, and test the pH value and viscosity.
[0079] Illumination: keep the illumination for a specified time (illumination intensity not less than 1.2×10 6 Lux.hr, where Lux is the lighting unit (lux), compare the appearance and smell with the samples stored at 5°C after returning to room temperature, and test the pH value.
[0080] Heat resistance: keep at 50±1°C for a specified time, compare the appearance and smell with the samples stored at 5°C after returning to room temperature, and test the pH value.
[0081] Cycle: cycle temperature, 50±1°C and -10±1°C; cycle cycle, replace once a week; cycle test is kept for a specified time, after returning to room temperature, compare the appearance and smell with the sample stored at 5°C, and test th...
Embodiment 8
[0086] Example 8 Volunteers' evaluation of product preference
[0087] 1) Subjects
[0088] Openly recruited 30 male and female volunteers aged 20-30.
[0089] 2) Experimental method
[0090] According to the stability test results of Examples 1-6 combined with skin feel, it is preferred to prepare the oily gel beads described in Example 6 into essence (the preparation method is as described in Examples 1-6) as a research product, and the product is packed into the same In a transparent container, distributed to each volunteer, and compared with competing product A (a commercially available product containing water-based gel beads, because the industry does not allow detailed information on standard competing products, so the specific commercial purchase information is not specified) The comparison of each attribute, the scoring criteria are as follows. The scores of the volunteers were counted, and the results are shown in Table 3.
[0091] Scoring criteria: sensory sensa...
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