Quick Search
Steareth-20 is a nonionic emulsifier derived from stearyl alcohol and ethylene oxide, commonly used in personal care and cosmetic formulations.
Steareth-20 helps to stabilize oil-in-water emulsions, enhancing the consistency and shelf life of products.
Steareth-20 is highly valued for its mildness and compatibility with other ingredients, making it suitable for a wide range of skincare and haircare products.
CAS Number: 9005-00-9
EC Number: 500-018-3
Molecular Formula: C20H42O(CH2CH2O)20H
Molecular Weight: Approx. 1100 g/mol
Synonyms: Steareth-20, Polyoxyethylene (20) Stearyl Ether, Emulsifier Steareth-20, PEG-20 Stearyl Ether, Nonionic Surfactant, Cosmetic Emulsifier
APPLICATIONS
Steareth-20 is widely used in creams and lotions, where it stabilizes emulsions, ensuring a smooth, uniform consistency that improves product application and feel on the skin.
Steareth-20 is applied in facial cleansers and makeup removers, where it acts as an emulsifier, helping to dissolve oils and impurities and leaving skin feeling refreshed.
Steareth-20 is used in sunscreens, where it stabilizes oil-in-water emulsions, allowing for even distribution of UV filters on the skin for effective sun protection.
Steareth-20 is found in conditioners and hair masks, where it improves the spreadability and consistency of the product, ensuring even coating and better manageability of the hair.
Steareth-20 is incorporated into foundations and BB creams, where it stabilizes pigment and active ingredient dispersions, providing a smooth and long-lasting finish.
Steareth-20 is used in deodorants and antiperspirants, where it stabilizes the formulation, ensuring an even application and preventing separation over time.
Steareth-20 is an essential ingredient in body washes and shower gels, where it helps to blend oil-based ingredients, creating a uniform texture that rinses off easily.
Steareth-20 is utilized in personal care products formulated for sensitive skin, as it provides mild emulsification without causing irritation.
Steareth-20 is applied in anti-aging creams and serums, where it improves the stability of active ingredients, ensuring consistent performance throughout the product’s shelf life.
Steareth-20 is used in pharmaceutical creams and ointments, where it stabilizes oil-water mixtures, ensuring even application and absorption of medicinal compounds.
Steareth-20 is included in body lotions and butters, where it enhances the creamy texture and spreadability, providing a luxurious skin feel.
Steareth-20 is used in self-tanning products, where it helps to evenly distribute tanning agents, resulting in a streak-free and natural-looking tan.
Steareth-20 is found in hair dyes and color treatments, where it stabilizes the formulation, allowing for even color application and better dye penetration.
Steareth-20 is used in men’s grooming products, such as beard balms and shaving creams, where it helps blend oils and waxes for a smooth, spreadable texture.
Steareth-20 is applied in after-sun lotions and creams, where it provides a smooth texture, enhancing application and helping to lock in moisture after sun exposure.
DESCRIPTION
Steareth-20 is a nonionic surfactant and emulsifier that helps blend oil and water phases in personal care and cosmetic formulations.
Steareth-20 is particularly effective at stabilizing oil-in-water emulsions, making it a versatile choice in skincare, haircare, and pharmaceutical products.
Steareth-20’s mild nature and compatibility with various cosmetic ingredients make it suitable for formulations intended for sensitive and delicate skin.
Steareth-20 enhances product texture and spreadability, providing a smooth, silky feel that enhances the user’s sensory experience.
As a polyethylene glycol ether of stearyl alcohol, Steareth-20 is valued for its stability and ability to perform well in a wide range of pH levels.
Steareth-20 is easy to incorporate into formulations and provides consistent emulsification, ensuring that products maintain a uniform texture and appearance.
Steareth-20 is used in emulsions requiring long shelf life and stability, as it helps to prevent phase separation over time.
Its versatility and mild properties make Steareth-20 suitable for leave-on and rinse-off formulations, where it provides emulsifying and stabilizing benefits without being harsh on the skin.
Steareth-20 is biodegradable and environmentally friendly, making it a sustainable option for cosmetic and personal care formulations.
PROPERTIES
Chemical Formula: C20H42O(CH2CH2O)20H
Molecular Weight: Approx. 1100 g/mol
Common Name: Steareth-20 (Emulsifier)
Appearance: White to off-white solid or waxy flakes
Density: 1.02 g/cm³
Boiling Point: N/A
Melting Point: 40-50°C
Solubility: Dispersible in water and soluble in alcohols
Flash Point: >100°C
Reactivity: Stable under normal conditions; avoid strong oxidizing agents
Chemical Stability: Stable under recommended storage conditions
Storage Temperature: Store in a cool, dry place away from direct sunlight
Vapor Pressure: Low
FIRST AID
Inhalation:
If Steareth-20 is inhaled, move the affected person to fresh air immediately.
If breathing difficulties persist, seek immediate medical attention.
If the person is not breathing, administer artificial respiration.
Keep the affected person warm and at rest.
Skin Contact:
Wash the affected area with soap and water.
If skin irritation or rash develops, seek medical attention.
Eye Contact:
In case of eye contact, flush the eyes with plenty of water for at least 15 minutes, lifting upper and lower eyelids.
Seek immediate medical attention if irritation or redness persists.
Remove contact lenses if present and easy to do; continue rinsing.
Ingestion:
If Steareth-20 is ingested, do not induce vomiting unless directed to do so by medical personnel.
Rinse the mouth thoroughly with water.
Seek immediate medical attention.
If the person is conscious, give small sips of water to drink.
Note to Physicians:
Treat symptomatically.
No specific antidote.
Provide supportive care.
HANDLING AND STORAGE
Handling:
Personal Protection:
Wear appropriate personal protective equipment (PPE) such as gloves and safety goggles when handling large quantities of Steareth-20.
Use in a well-ventilated area to avoid inhalation of vapors or dust.
Ventilation:
Ensure adequate ventilation when handling large amounts of Steareth-20 to control airborne concentrations below occupational exposure limits.
Avoidance:
Avoid direct contact with eyes and prolonged skin contact.
Do not eat, drink, or smoke while handling Steareth-20.
Wash hands thoroughly after handling.
Spill and Leak Procedures:
Contain spills to prevent further release and minimize exposure.
Absorb with inert material (e.g., sand, vermiculite) and collect for disposal.
Dispose of in accordance with local regulations.
Storage:
Store Steareth-20 in a cool, dry, well-ventilated area away from incompatible materials, such as strong oxidizers.
Keep containers tightly closed when not in use to prevent contamination.
Store away from heat sources, direct sunlight, and moisture.
Handling Cautions:
Avoid inhalation of vapors or dust and direct contact with skin and eyes.
Use explosion-proof equipment in areas where vapors or dust may be present.
