Sigma-Aldrich Ethyl cellulose, viscosity 22 cP, 5 % in toluene/ethanol 80:20(lit.), extent of labeling: 48% ethoxyl
Catalog No :
CAS Number :
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In Stock
Specifications:
Storage Temperature | Ambient | ||
Product Type | Laboratory Chemical | Forms | Powder |
Product Brand | Sigma-Aldrich | ||
Product Grade | Analytical grade | ||
Ethyl cellulose is a versatile, non-toxic polysaccharide derivative widely used in surface coatings, biomedical applications, and material science. With its unique properties, such as solubility in organic solvents and thermoplastic behavior, ethyl cellulose serves as a key ingredient in various formulations, including coatings, films, and gels.
Key Features:
- High-Quality Material:
- Extent of labeling: 48% ethoxyl, ensuring consistent performance and compatibility.
- Viscosity: 22 cP in 5% toluene/ethanol (80:20), providing predictable behavior in formulations.
- Thermoplastic and Non-Toxic:
- Ideal for biomedical and packaging applications requiring safety and flexibility.
- Excellent Solubility:
- Soluble in organic solvents like toluene and ethanol, facilitating its use in diverse formulations.
- Stable and Durable:
- Softening point: 155°C ensures stability under moderate thermal conditions.
- Autoignition temperature: 698°F for safe handling in standard laboratory and industrial settings.
Specifications:
Feature | Details |
---|---|
CAS Number | 9004-57-3 |
Form | Powder |
Concentration | 47.5–49.5% |
Extent of Labeling | 48% ethoxyl |
Viscosity | 22 cP, 5% in toluene/ethanol (80:20) |
Softening Point | 155°C |
Density | 1.14 g/mL at 25°C (lit.) |
Refractive Index | n20/D 1.47 (lit.) |
Applications:
- Biomedical Applications:
- Used in oleogels for ophthalmic drug delivery, offering controlled release of hydrophilic drugs.
- Surface Coatings:
- Acts as a film-former in paints, lacquers, and surface treatments, providing durability and gloss.
- Packaging Materials:
- Forms flexible bioplastics for sustainable packaging solutions.
- Thermal Applications:
- Prepares CuO/Cu₂O granules for thermochemical heat storage, improving energy efficiency.
- Adhesive and Film Formation:
- Enhances the adhesion, flexibility, and strength of coatings and laminates.
Advantages:
- Non-Toxic and Safe:
- Suitable for food-grade and biomedical applications, ensuring user safety.
- Versatile Solubility:
- Compatible with a wide range of organic solvents, enabling diverse formulation options.
- Thermal Stability:
- Maintains performance under thermal stress, making it ideal for industrial applications.
- Ease of Use:
- Supplied as a ready-to-use powder for easy incorporation into formulations.
Storage and Handling:
- Storage Conditions: Store in a cool, dry place, away from heat and moisture.
- Handling Precautions: Avoid inhalation of dust and contact with eyes. Use appropriate personal protective equipment (PPE).
Product Details:
Pack Size | SKU |
---|---|
250 g | 200697-250G |
500 g | 200697-500G |
The Sigma-Aldrich Ethyl Cellulose is an essential material for researchers and manufacturers requiring a reliable, non-toxic, and thermally stable ingredient for coatings, biomedical formulations, and advanced material applications. Its high-quality specifications and broad applicability make it indispensable for innovative solutions in science and industry.
- Pack Size: 250g 500g