Glycerol ethoxylate
Glycerol ethoxylate (CAS: 31694-55-0) is a non-ionic surfactant and crosslinking agent with the linear formula HO(CH2CH2O)nCH[CH2(OCH2CH2)nOH]2. It is a polyether derived from glycerol and ethylene oxide, exhibiting an average molecular weight of approximately 1,000 g/mol. This versatile chemical finds primary applications in the synthesis of polyesters, polyurethanes, and polyethers, contributing to enhanced material properties in various industrial processes.
![Glycerol ethoxylate (HO(CH2CH2O)nCH[CH2(OCH2CH2)nOH]2) — chemical structure, CAS 31694-55-0; Materials Science, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F31694-55-0.png&w=3840&q=75)
Polymer Crosslinking
Glycerol ethoxylate serves as an effective crosslinking agent for polyesters, polyurethanes, and polyethers. Its multi-arm structure facilitates the formation of crosslinked polymer networks, enhancing mechanical strength and thermal stability of the resulting materials.
Surfactant Properties
As a non-ionic surfactant, glycerol ethoxylate can modify the surface tension and interfacial properties of various systems. This makes it useful in formulations where emulsification, wetting, or dispersion is required.
Material Science Applications
This compound is employed in materials science for developing advanced polymers and composites. Its ability to introduce branching and hydrophilicity can be tailored for specific performance requirements in diverse applications.
| Linear formula | HO(CH2CH2O)nCH[CH2(OCH2CH2)nOH]2 |
|---|---|
| Boiling point | >200 °C(lit.) |
| Density | 1.138 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.473(lit.) |
| Solubility | H2O: soluble |
| Viscosity | 320 cSt(21 °C)(lit.) |
| Application | Cross-linking agent for poly -esters, -urethanes, and -ethers. |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Flash point | >110 °C / >230 °F |
| Water hazard class (WGK, DE) | 1 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Mol Wt | average Mn ~1,000degree of polymerization 20.4 |
|---|---|
| Transition Temp | softening point −6-(−4) °C |
| Ph Range | 5.5 - 7.5 |
| Hydroxyl Value | 160‑177 |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Glycerol ethoxylate used for?
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Glycerol ethoxylate is primarily used as a crosslinking agent for polyesters, polyurethanes, and polyethers. It also exhibits surfactant properties useful in material science applications.
What is the CAS number and formula for Glycerol ethoxylate?
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The CAS number for Glycerol ethoxylate is 31694-55-0, and its linear formula is HO(CH2CH2O)nCH[CH2(OCH2CH2)nOH]2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Glycerol ethoxylate with an average Mn of approximately 1,000 and a degree of polymerization of 20.4. This product is typically considered a technical or research grade, and TSS does not represent it as USP, BP, or EP grade.
How should Glycerol ethoxylate be handled safely?
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Handling Glycerol ethoxylate requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter should be used if airborne exposure is possible. It has a flash point above 110 °C (230 °F).
How is Glycerol ethoxylate shipped and exported by TSS?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Glycerol ethoxylate, adhering to all relevant shipping and export regulations.
How can I request a sample or quote for Glycerol ethoxylate?
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To request a sample or a quote for Glycerol ethoxylate, please contact our sales team through the TSS website or your designated account manager.
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