Hydroxypropyl Methyl Cellulose (HPMC) CAS 9004-65-3: Comprehensive Guide
Table of Contents
- 1. Product Overview & Technical Specifications
- 2. Key Applications of HPMC
- 3. HPMC Usage Guidelines
- 4. Industry Case Studies
- 5. Client Success Stories
- 6. Request a Customized Quote
1. Product Overview & Technical Specifications
| Parameter | HPMC (Standard Grade) | Competitor A | Competitor B |
|---|---|---|---|
| CAS Number | 9004-65-3 | 9004-65-3 | 9004-65-3 |
| Viscosity (mPa·s, 2% solution) | 5-200,000 | 10-100,000 | 5-150,000 |
| Methoxy Content (%) | 19-30 | 18-28 | 20-29 |
| Hydroxypropyl Content (%) | 4-12 | 3-10 | 5-11 |
| Gel Temperature (°C) | 50-90 | 45-85 | 55-88 |
| PH Value | 5-8 | 4-7 | 6-8 |
2. Key Applications of HPMC
Construction Industry
- Tile adhesives: 0.3-0.7% addition improves open time and sag resistance
- Cement-based renders: 0.1-0.2% enhances water retention and workability
Pharmaceuticals
- Tablet coating: 2-5% solution forms effective barrier films
- Ophthalmic preparations: 0.5-1.5% concentration for viscosity control
3. HPMC Usage Guidelines
Construction Applications
- Dry-mix mortar: Premix with other powders before water addition
- Dissolution time: 15-90 minutes depending on water temperature
4. Industry Case Studies
Case 1: Ceramic Tile Adhesive Optimization
- Client: ABC Construction Materials Co.
- Challenge: Reduce sagging in vertical tile applications
- Solution: 0.5% HPMC (75,000 mPa·s grade)
- Result: 40% improvement in sag resistance
5. Client Success Stories
Pharmaceutical Manufacturer: XYZ Drugs Ltd.
- Requirement: Enteric coating for acid-sensitive APIs
- Implementation: HPMC-based coating system at 3% w/w
- Outcome: Achieved 98% drug release in intestinal pH
6. Request a Customized Quote
Contact our technical team for formulation support:
- Email: info@vivalr.com
- Phone: (86) 15866781826
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