Medical-grade cosmetic for removing freckles and fading wrinkles and preparation method of medical-grade cosmetic
A technology for cosmetics and wrinkles, which is applied in the direction of cosmetic preparations, medical preparations containing active ingredients, cosmetics, etc. It can solve the problems that the effect of whitening and freckle removal needs to be further improved, and achieve the effects of easy promotion and application, anti-aging effect, and stable process
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Publication Date
- 2020-02-14
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Abstract
Description
technical field
[0001] The invention belongs to the technical field of cosmetics, and in particular relates to a medical-grade cosmetic for removing freckles and lightening wrinkles and a preparation method thereof. Background technique
[0002] Because of the traditional beauty concept of "one white covers three ugliness", Asian women have a persistent pursuit of whitening. Various whitening products and methods emerge in endlessly. Melanin is a protein that exists in the basal layer of everyone's skin. Changes occur to produce a substance that protects the skin, and then melanin moves through the layers of cell metabolism to the epidermis of the skin, forming skin problems such as spots and uneven skin tone that we see.
[0003] There are a variety of whitening and freckle-removing products on the market, and their effective active ingredients can be roughly divided into four categories: (1) sepiwhite, nine peptides, etc., which mainly reduce skin irritation; (2) resorcino...
Examples
Embodiment 1
[0028] A preparation method for medical-grade cosmetics for removing freckles and lightening wrinkles, comprising the following steps:
[0029] (1) Take mahogany and crush and sieve to make mahogany sawdust, mix mahogany sawdust and entrainer to obtain a mixture according to the mass ratio of 1:1, and then put the mixture into supercritical CO 2 Extraction kettle; control supercritical CO 2 The extraction pressure in the extraction kettle is 35MPa, the extraction temperature is 55°C, and the extraction cycle time is 2h; 2 , its flow control is 20L / h; supercritical CO 2 After the reaction in the extraction kettle is over, the extract enters the separation kettle 1, the pressure of the separation kettle 1 is controlled to be 12MPa, and the separation temperature is 50°C. The crude extract obtained after the separation of the separation kettle 1 enters the separation kettle 2 for further separation, and the control The separation kettle 2 has a pressure of 6 MPa and a separatio...