CAS · 9004-65-3
Product Overview
Hypromellose丨CAS 9004-65-3, also known as hydroxypropyl methylcellulose (HPMC), is a versatile and widely used polymer in various industries, including pharmaceuticals, cosmetics, and food. Its multifunctional properties make it a valuable ingredient in formulations that require controlled release, thickening, emulsification, or stabilization.
Product Specifications
| Property | Specification |
|---|---|
| Appearance | White to off white fibrous or granular powder |
| Identification A to E | Conforms |
| Methoxy | 19%-24% |
| Hydroxypropoxy | 4%-12% |
| Viscosity | 3000~5600 mPa.s |
| Loss on drying | 5.0% max |
| Residue on ignition | 1.5% max |
| pH | 5-8 |
| Bacterium | 1000 cfu/g max |
| Mold | 1000 cfu/g max |
Applications
1. Pharmaceutical Industry:
- Film Coating: HPMC is a preferred film-forming agent used for coating tablets and capsules, offering a protective barrier that improves product stability and appearance.
- Controlled Release Formulations: As a hydrophilic matrix-forming agent, HPMC is used in controlled and sustained-release drug delivery systems, ensuring steady drug release over time.
- Suspending Agent: It acts as a suspending agent in liquid formulations, helping maintain uniform dispersion of active ingredients.
2. Food Industry:
- Thickening and Stabilization: HPMC is used as a thickener, stabilizer, and emulsifier in various food products, improving texture and consistency.
- Vegetarian Gelatin Alternative: It serves as a substitute for animal-derived gelatin in capsule shells and other applications, catering to vegetarian and vegan preferences.
3. Cosmetic Industry:
- Personal Care Products: HPMC is commonly used in shampoos, lotions, and creams as a thickener and emulsifier, enhancing the viscosity and texture of formulations.
- Film Forming: Its film-forming capability helps in products like facial masks and hair gels, providing desired functional and aesthetic properties.
Benefits
1. Versatility in Formulation:
- Wide Compatibility: HPMC is compatible with a broad range of active ingredients and excipients, making it an ideal choice for diverse applications.
- Customizable Properties: It is available in various grades with differing viscosity levels and substitution ratios, allowing formulators to tailor its functionality to specific needs.
2. Enhanced Product Stability:
- Protective Barrier: In pharmaceuticals, HPMC coatings protect tablets from moisture and oxidation, prolonging shelf life.
- Thermal Stability: It exhibits excellent stability under a range of temperatures, ensuring consistent performance in diverse conditions.
3. Improved Bioavailability:
- Controlled Release: HPMC ensures predictable and controlled drug release, enhancing therapeutic outcomes and reducing side effects.
4. Eco-Friendly and Biodegradable:
- Sustainability: As a cellulose derivative, HPMC is plant-based and biodegradable, aligning with growing demands for environmentally responsible materials.
Conclusion
A concise summary and suitability assessment for this product is available on request. Contact our team to discuss whether it fits your process and quality requirements.