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| Catalog Number | CI-SC-0153 |
| Product Name | Ceteareth-20 |
| CAS | 68439-49-6 |
| Structure |  |
| Description | Non-ionic polyoxyethylene ether of higher saturated fatty alcohols (cetyl/stearyl alcohol). HLB value 15-17 (gives oil-in-water emulsions). |
| Solubility | Dissolves in water & alcohol to form a colloid solution;can be mixed with mineral, vegetable or synthetic fats and oils |
| Appearance | White pellets, no odor |
| Application | All kinds of emulsion-based cosmetic products like creams, lotions (especially sprayable lotions), foundations, hair conditioners, sunscreen products. |
| Storage | Store in a closed container at a dry place at room temperature |
| Composition | Ceteareth-20 |
| Features And Benefits | Universal emulsifier to make o/w emulsions, compatible with all kinds of oils & active ingredientsVery effective protective colloid that stabilizes all kinds of dispersed systemsCan be combined with other emulsifiersOptimal use with gel-forming thickeners |
| GMO | GMONo data available |
| HS Code | 3402130000 |
| INCI | Ceteareth-20 |
| Manufacture | Vegetable oils are processed to fatty alcohols (mainly cetyl alcohol & stearyl alcohol) which then are ethoxylated with ethylene oxide (no. 20 indicates number of ethylene oxide residues). |
| Preservation | Preservative-free |
| Purity Grade | No purity grade applicable |
| Raw Material Source | Vegetable oils and ethylene oxide |
| Uses | Typical use level 0.5-30% (range of 15-30% used to make gel-like brushable hydrates). For external use only. |
Ceteareth-20, a polyethylene glycol with approximately 20 ethoxylate units derived from a blend of cetyl and stearyl alcohols, is renowned for its role as an effective emulsifier in various cosmetic formulations. As a water-in-oil emulsifier and co-emulsifier in oil-in-water systems, it provides superior emulsifying properties with a high HLB value of 15.5. This property allows it to act as a robust mineral-oil-free emulsion base, streamlining the formulation process. Ceteareth-20 can produce formulations with varying consistencies, from liquid to creamy, making it versatile for use in serums, creams, masks, and even as a binder in pressed powder products. Notably, it is known for its excellent stability and distribution characteristics, contributing to an impressive sensory profile and a pleasant skin feel. Its compatibility with a wide range of ingredients makes it a universal surfactant, dispersing and wetting agent, and solubilizer, suitable for diverse applications in skincare emulsions, makeup foundations, and hair care products.
What is Ceteareth-20 and what are its primary properties?
Ceteareth-20 is a polyethylene glycol ether, specifically PEG-20 cetyl/stearyl ether. It consists of a blend of cetyl and stearyl alcohols and is approximately 20 ethoxylate units long. This compound appears as a white, waxy solid and forms colloidal or clear solutions in water and alcohol. It is known for being insoluble in natural fats and oils and is used for its excellent emulsifying properties.
How is Ceteareth-20 used in formulations?
Ceteareth-20 is primarily used as a water-in-oil emulsifier and can also act as a co-emulsifier in oil-in-water formulations. It serves as a mineral-oil-free emulsion base, which simplifies the formulation process. This ingredient is utilized in skin care emulsions, makeup foundations, hair rinses, serums, soft creams, and masks. Its versatility extends to acting as a binder in pressed powder systems, supporting a range of product consistencies from liquid to creamy.
What are the benefits of using Ceteareth-20 in cosmetic products?
Ceteareth-20 offers high emulsifying properties due to its HLB value of 15.5, making it effective in creating stable, non-ionic emulsions. It provides an excellent sensory profile and a pleasant skin feel, ensuring a high-quality user experience. Additionally, it is multifunctional, serving as a universal surfactant, dispersing and wetting agent, and solubilizer, which enhances the formulation's performance and compatibility with various active ingredients.
Is Ceteareth-20 suitable for all skin types?
Due to its excellent emulsification and sensory properties, Ceteareth-20 is generally well-tolerated and suitable for a wide range of skin types. However, as with any ingredient, individual reactions can vary, and it's recommended to perform a patch test or consult with a dermatologist if any concerns arise, particularly for individuals with sensitive skin.
Can Ceteareth-20 be used in natural formulations?
While Ceteareth-20 is an effective emulsifier, it is not considered natural because it is derived from ethoxylated alcohols. Therefore, it may not align with formulations marketed as entirely natural or organic. However, it is free from ethylene oxide-containing substances, which makes it a preferable choice in formulations aiming to exclude specific synthetic components.
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