Polyoxyethylene Sorbitan Monooleate (PESMO), with CAS number 9005-65-6, is a chemical compound widely used in laboratory settings related to materials science and chemistry. It functions as a non-ionic surfactant, capable of reducing surface tension between two immiscible phases, such as water and oil. This property makes it an essential component in various experimental processes where emulsification or dispersion is required. PESMO is commonly found in formulations involving polymer synthesis, emulsion creation, and chemical product development.
One of the key attributes that make PESMO a preferred choice is its ability to form stable emulsions and enhance the dispersion of particles in different media. Its molecular structure consists of a polyethylene chain attached to a sorbitan group, providing a balanced hydrophilic and hydrophobic nature. This dual functionality allows it to act as both a wetting agent and a dispersing agent, making it versatile for use in multiple applications. Additionally, its chemical stability and compatibility with a wide range of solvents contribute to its widespread use in laboratory research.
In Indonesian laboratories, PESMO is frequently utilized in research projects focused on polymer processing, emulsion development, and molecular interaction studies. It is a common reagent in the formulation of cosmetic and pharmaceutical products, as well as in the development of new materials. Its role in stabilizing emulsions and improving the dispersion of substances makes it an essential tool for scientists working in materials science and chemical engineering.
TCI brochures (PDF)
- Polymer Additives 2026-04-16 · p. 12
Related TCI products
- TCI T0547 9005-70-3 Tween 85 (=Polyoxyethylene Sorbitan Trioleate)
- TCI T0545 9005-67-8 Polyoxyethylene Sorbitan Monostearate
- TCI T0544 9005-66-7 Polyoxyethylene Sorbitan Monopalmitate
- TCI T0543 9005-64-5 Polyoxyethylene Sorbitan Monolaurate
- TCI S0060 1338-43-8 Span 80 (=Sorbitan Monooleate)
- TCI S0064 26266-58-0 Span 85 (=Sorbitan Trioleate)
- Emulsion Formulation: PESMO is ideal for creating stable emulsions due to its surfactant properties, which reduce interfacial tension between immiscible liquids.
- Polymer Processing: It is commonly used as a dispersing agent in polymer synthesis to improve the uniformity of the final product and enhance compatibility between components.
- Cosmetic Development: PESMO helps in the formulation of cosmetic products by improving the dispersion of oils and other ingredients, leading to better product stability and performance.
- Pharmaceutical Research: It serves as an emulsifier and stabilizer in drug formulations, ensuring consistent delivery and enhancing the bioavailability of active ingredients.
- Material Science Studies: PESMO is used in studies involving molecular interactions and surface chemistry, providing insights into interfacial behavior and material performance.
| Brand | TCI |
|---|---|
| CAS number | 9005-65-6 |
| Molecular formula | — |
| Purity | — |
| Category | Materials Science > Polymer/Macromolecule Reagents > Polymer Additives |
| Pack sizes | Available in various quantities as per supplier specifications |
| Physical form | Powder or liquid, depending on the specific product variant |
| Storage | Store in a cool, dry place away from direct sunlight and moisture |
PESMO should be stored in a cool, dry environment, away from direct sunlight and sources of heat. It is recommended to use airtight containers to prevent moisture absorption and contamination. Due to its surfactant nature, it should be handled with care to avoid skin contact and inhalation. In laboratory settings, proper personal protective equipment, such as gloves and safety goggles, should be worn when handling PESMO. It is important to ensure that the storage area is well-ventilated to minimize the risk of airborne exposure. Regular inspection of storage containers is advised to maintain the integrity and safety of the material.
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