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Description

admin (19653 pt) • 2022-Dec-18 11:00
Polyglyceryl-2 Lauryl Ether is the ether of diglycerin and lauryl alcohol. This compound is used in the cosmetic, pharmaceutical, and personal care industries for its emulsifying, solubilizing, and surfactant properties.
Chemical Composition and Structure
Polyglyceryl-2 Lauryl Ether is composed of ether bonds formed by the reaction of lauryl alcohol (dodecanol) with diglycerin. The etherification process links the hydroxyl groups of lauryl alcohol with the hydroxyl groups of diglycerin, resulting in a stable ether compound.
Physical Properties
Polyglyceryl-2 Lauryl Ether typically appears as a clear to slightly yellow liquid or semi-solid, depending on the specific composition and processing methods used. It has a mild, neutral aroma and is soluble in water, oils, and organic solvents. The compound's structure allows it to act as an effective emulsifier, solubilizer, and surfactant, enhancing the texture and stability of cosmetic formulations.
Production Process
Synthesis of Diglycerin: Glycerol is polymerized to produce diglycerin, a polymer containing two glycerol units.
Preparation of Lauryl Alcohol: Lauryl alcohol is obtained from natural sources such as coconut oil or synthesized through chemical processes.
Etherification: Diglycerin is reacted with lauryl alcohol in the presence of a catalyst. The etherification process links the hydroxyl groups of lauryl alcohol with the hydroxyl groups of diglycerin, forming the ether.
Purification: The resulting Polyglyceryl-2 Lauryl Ether is purified to remove any unreacted materials and by-products, ensuring a high-quality final product.
Quality Control: Rigorous quality tests are conducted to evaluate the purity, stability, and composition of the ether, including chemical and microbiological analyses.
Applications
Cosmetic Products: Used in creams, lotions, and emulsions for its emulsifying and solubilizing properties, enhancing the texture and stability of the formulations.
Skin Care: Ideal for products aimed at providing moisturizing and protective benefits due to its ability to improve skin barrier function and reduce water loss.
Hair Care: Incorporated into shampoos, conditioners, and styling products for its ability to solubilize oils and provide conditioning effects.
Pharmaceutical Products: Utilized in various formulations for its solubilizing and stabilizing properties, enhancing the delivery and stability of active ingredients.
Personal Care Products: Used in body washes, soaps, and other personal care items for its emulsifying and solubilizing effects.
Environmental and Safety Considerations
Polyglyceryl-2 Lauryl Ether is generally considered safe for use in cosmetic, pharmaceutical, and personal care products. It is non-irritating and suitable for all skin types. Proper use within recommended concentrations is essential to ensure safety and maximize effectiveness. Efforts to source raw materials sustainably and to use environmentally friendly production methods are important to mitigate any potential environmental impact.
INCI
Cleansing agent. Ingredient that cleanses skin without exploiting the surface-active properties that produce a lowering of the surface tension of the stratum corneum.
Surfactant - Emulsifying agent. Emulsions are thermodynamically unstable and are used to soothe or soften the skin and emulsify, so they need a specific, stabilising ingredient. This ingredient forms a film, lowers the surface tension and makes two immiscible liquids miscible. A very important factor affecting the stability of the emulsion is the amount of the emulsifying agent. Emulsifiers have the property of reducing the oil/water or water/oil interfacial tension, improving the stability of the emulsion and also directly influencing the stability, sensory properties and surface tension of sunscreens by modulating the filmometric performance.
Surfactant - Foam booster. It has the effect of introducing gas bubbles into the water and affects the cleaning process by helping to spread the cleanser. Since sebum has an inhibiting effect on the bubble, more foam is produced in the second shampoo.
Surfactant - Cleansing agent. Cosmetic products used to cleanse the skin utilise the surface-active action that produces a lowering of the surface tension of the stratum corneum, facilitating the removal of dirt and impurities.
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