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Poly(1-vinylpyrrolidone-co-vinyl acetate) CAS 25086-89-9: Comprehensive User Guide
Table of Contents
1. Product Overview & Specification Comparison
| Parameter | PVP/VA 25086-89-9 | Standard PVP | Competitor Copolymer |
|---|---|---|---|
| Molecular Weight | 45,000-70,000 Da | 10,000-1,500,000 Da | 30,000-60,000 Da |
| Solubility | Water, Ethanol, PG | Water-Soluble | Limited Organic Solvents |
| Film Formation | Flexible, Non-tacky | Brittle Films | Sticky Residue |
2. Key Applications & Industrial Uses
Pharmaceutical Applications
As USP/NF-compliant tablet binder with enhanced dissolution properties. Reduces tablet disintegration time by 40% compared to traditional binders.
Cosmetic Formulations
Primary film-forming agent in hairsprays (5-15% concentration) providing humidity resistance up to 85% RH. Compatible with ethanol-based systems.
3. Step-by-Step Usage Guidelines
Pharmaceutical Tablet Coating
- Prepare 10-15% w/v aqueous solution
- Apply via spray coating at 45-50°C inlet temperature
- Achieve 2-3% weight gain for immediate-release formulations
4. Real-World Application Scenarios
Controlled Drug Delivery Systems
Used in osmotic pump tablets to maintain consistent release rates over 24 hours (pH-independent release profile).
5. Verified Customer Success Stories
Case 1: Shanghai PharmaTech Solutions
Achieved 30% faster dissolution rates in enteric-coated tablets while maintaining FDA compliance.
Case 2: Guangzhou Cosmeceuticals Ltd.
Developed humidity-resistant hair styling products with 50% less alcohol content using PVP/VA 25086-89-9.
6. Request Customized Solutions
Contact our polymer specialists:
Email: info@vivalr.com
Tel: (86) 15866781826
Request free sample formulations or technical dossier.
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