UNICARE PM4 (PHENOXYETHANOL / ETHYLPARABEN / METHYLPARABEN / PROPYLPARABEN / BUTYLPARABEN)
General Information
UNICARE PM4 is a highly effective broad-spectrum preservative system composed of Phenoxyethanol, Ethylparaben, Methylparaben, Propylparaben, and Butylparaben. This comprehensive blend offers extended antimicrobial protection against bacteria, yeast, and mold. It is ideal for a wide range of rinse-off and leave-on cosmetic and personal care formulations requiring robust preservation and regulatory flexibility.
Product Properties
| Property | Description |
|---|---|
| Chemical Name | Phenoxyethanol / Ethylparaben / Methylparaben / Propylparaben / Butylparaben |
| INCI Name | Phenoxyethanol, Ethylparaben, Methylparaben, Propylparaben, Butylparaben |
| CAS Number | 122-99-6 / 120-47-8 / 99-76-3 / 94-13-3 / 94-26-8 |
| Appearance | Clear to slightly yellow liquid |
| Odor | Mild, aromatic |
| Solubility | Soluble in alcohols and glycols, limited in water |
| pH Range Efficacy | 4.0 – 8.0 |
| Active Content (%) | ~100 |
| Biodegradability | Partially biodegradable |
Technical Specifications
| Parameter | Value |
| Density (20°C) | 1.05 – 1.10 g/cm³ |
| Viscosity (25°C) | <100 mPa.s |
| Shelf Life | Minimum 24 months |
| Storage | 10°C – 30°C |
Application Areas
| Industry | Examples | Function |
| Personal Care | Creams, lotions, body washes | Broad-spectrum preservative |
| Skin Care | Serums, moisturizers, toners | Extended antimicrobial protection |
| Hair Care | Shampoos, conditioners | Long-lasting product preservation |
Advantages
Broad-spectrum efficacy against bacteria, yeast, and mold
Enhanced preservation with the inclusion of butylparaben
Suitable for both emulsions and surfactant-based systems
Stable and effective across a wide pH range
Versatile for rinse-off and leave-on applications
Packaging & Storage
| Feature | Specification |
| Packaging Options | 25 kg or 200 kg drums |
| Shelf Life | Minimum 24 months |
| Storage Conditions | Store in a cool, dry place (10–30°C) |
| Transport Classification | Non-hazardous liquid |
Safety & Handling
Avoid contact with eyes and prolonged skin exposure
Use appropriate personal protective equipment
Store sealed and away from direct heat or moisture
Dispose of in compliance with local environmental regulations
Conclusion
UNICARE PM4 is a powerful, multi-paraben preservative system designed to meet the demands of broad-spectrum protection in modern personal care formulations. It is especially suited for high-risk products requiring long-lasting microbial stability.
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