Sun-screening whitening skincare composition and preparation method thereof
A skin care composition and a whitening technology, which are applied in the directions of skin care preparations, pharmaceutical formulations, cosmetic preparations, etc., can solve the problems of allergic dermatitis, skin cancer, skin pain, darkening, etc. Smooth, UV-resistant effect
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
preparation example Construction
[0050] The preparation method of sunscreen and whitening skin care composition comprises:
[0051] Sunscreen component prefabrication steps: after mixing and grinding titanium dioxide, ethylhexyl methoxycinnamate and ethylhexyl salicylate, adding ethylhexyl triazone, octocrylene, benzophenone-3 and diphenone Ethylaminohydroxybenzoyl hexyl benzoate and heated up to 85°C, stirred and mixed, cooled to 40°C, then added tocopherol, stirred and vacuum degassed to obtain sunscreen components;
[0052] Grinding procedure: cyclopentasiloxane, ethylhexyl palmitate, dimethicone, dimethicone crosspolymer, isononyl isononanoate, lauroyl Grinding of lysine, quaternium-18 bentonite and CI 77492, CI 77491 and CI 77499 to obtain an abrasive;
[0053] Prefabrication steps of water-in-oil composition:
[0054] 1) adding dioctyl carbonate, butylene glycol, tea tree extract, thyme extract, ascorbic acid, nicotinamide, glycerin and water to obtain a water phase mixture;
[0055] 2) mixing polyglyc...
Embodiment 1-3
[0072] Embodiment 1-3 and comparative example are detected:
[0073] 1. Sun protection performance test
[0074] Test objects: Take 70 normal-grade Kunming female mice, weighing 17-20g, provided by Guizhou Medical University.
[0075] Test materials: total superoxide dismutase and malondialdehyde activity assay kit.
[0076] Instruments: BF-X5-320 low-speed medical centrifuge, Baiyang Centrifuge Factory; VIS-722 visible light spectrophotometer, Shanghai Luyu Biotechnology Co., Ltd.; constant temperature water tank, Shanghai Pudong Rongfeng Scientific Instrument Co., Ltd.; OLYMPUS BX41 optical Fiberscope.
[0077] Experimental method: Animal selection and grouping Before modeling, 70 mice were randomly divided into 7 groups: blank control group, example group 1-3, control group, model group, positive control group, 10 mice in each group.
[0078] Animal model production and drug administration method: first use scissors to cut off the rough hair on the back of the mouse, and...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com