UNIQLOK K90 (PVP K90 – POLYVINYLPYRROLIDONE)
GENERAL INFORMATION
UNIQLOK K90 is a non-ionic, water-soluble polymer with excellent film-forming and thickening properties, suitable for high-viscosity formulations and strong binding applications.
PRODUCT DESCRIPTION
| Property | Description |
|---|---|
| Chemical Name | Polyvinylpyrrolidone (Povidone K90) |
| CAS Number | 9003-39-8 |
| Appearance | White to off-white powder |
| Odor | Odorless |
| Molecular Weight | ~1,200,000 |
| Solubility | Freely soluble in water and ethanol |
| pH (5% solution) | 3.0 – 7.0 |
APPLICATION AREAS
| Industry | Application Examples | Purpose |
| Pharmaceuticals | Tablets, film coatings, suspensions | Binder, stabilizer |
| Cosmetics | Creams, lotions, masks | Thickener, film-former |
| Hair Care | Gels, sprays, styling creams | Fixative, hold enhancer |
| Oral Care | Toothpaste, mouthwash | Viscosity modifier |
TECHNICAL SPECIFICATIONS
| Property | Value Range |
| K-Value | 85 – 100 |
| Moisture Content | Max. 5% |
| Ash Content | Max. 0.1% |
| Nitrogen Content | 11.5 – 12.8% |
| Bulk Density | 0.2 – 0.4 g/mL |
ADVANTAGES
High molecular weight for superior film strength
Excellent thickening and stabilizing performance
Water and ethanol soluble
Compatible with wide formulation types
Non-toxic and chemically inert
PACKAGING / STORAGE
| Property | Description |
| Packaging Options | 25 kg fiber drums with PE liners |
| Storage Conditions | Store in tightly closed containers in a dry place |
| Shelf Life | Minimum 24 months |
| Transportation | Non-hazardous material |
SAFETY / HANDLING
Avoid inhalation of dust
Use appropriate personal protective equipment
Avoid contact with eyes; rinse thoroughly if exposed
Refer to MSDS for complete handling guidelines
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