Description

PEG-7 Propylheptyl Ether is a non-ionic surfactant primarily used in cosmetic and skincare products. Its main function is to improve the solubility of ingredients and act as an emulsifier. This compound is valued for its ability to provide a smooth feel and enhance the overall sensory experience of formulations.

Chemical Composition and Structure

Chemical Composition: PEG-7 Propylheptyl Ether is an ether of polyethylene glycol derived from the reaction of propylheptyl with polyethylene glycol (PEG). The chemical structure includes a polyethylene glycol chain with seven ethylene glycol units (PEG-7) and a propylheptyl group.

Structure: PEG-7 Propylheptyl Ether consists of a polymeric chain of ethylene glycol esterified with propylheptyl. This structure provides solubilizing and emulsifying properties, facilitating the miscibility of insoluble ingredients in water.

Physical Properties

Appearance: It is a clear, viscous liquid.
Solubility: Soluble in water, making it suitable for aqueous formulations.
pH: Typically neutral, which makes it compatible with a wide range of other ingredients and suitable for most cosmetic formulations.

Production Process

PEG-7 Propylheptyl Ether is produced through the following steps:

Reaction: The reaction between propylheptyl and polyethylene glycol (PEG) is conducted under controlled conditions to yield the desired product.
Purification: The compound is purified to remove any impurities and ensure the quality of the final product.
Formulation: The final product is formulated as a viscous liquid, ready to be incorporated into cosmetic formulations.

Applications

Medical: Not directly applied in medical fields.
Cosmetics: Used in a variety of cosmetic and skincare products, such as creams, lotions, and cleansers. Its emulsifying and solubilizing properties help to improve the texture and stability of products.
Food: Not directly applied in the food sector.

Environmental and Safety Considerations

Generally regarded as safe for topical application. However, like all chemical ingredients, it should be used in accordance with established guidelines to avoid potential allergic reactions or skin irritations. Individuals with sensitive skin or allergies should exercise caution. Additionally, it is important to ensure that the compound is produced sustainably and free from harmful chemicals.

INCI Functions:


Emulsion stabiliser. Emulsions are thermodynamically unstable. Emulsion stabilisers improve the formation and stability of single and double emulsions. as well as their shelf-life. It should be noted that in the structure-function relationship, the molar mass of the ingredient used plays an important role.
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