Ashland NATROSOL 250B TYPE is a high-quality biostable hydroxyethyl cellulose (HEC) aqueous thickener in the NATROSOL™ 250 series. Custom-designed for aqueous systems such as coatings, inks and daily chemicals, it achieves uniform ethylene oxide bonding through special processes. Featuring high-efficiency thickening and excellent enzyme decomposition resistance
| Chemical Type | Non-ionic hydrophilic hydroxyethyl cellulose derivative (HEC derivative) |
| Physical Form | White powder |
| Core Characteristics | Efficient thickening, biostability, anti-sagging, pigment stabilization, broad compatibility |
| Active Content | 100 % |
| 1% Solution Appearance | Transparent |
| Solution pH Value | 6.0 - 8.5 |
| Density (25℃) | 0.55 - 0.75 g/cm³ |
| Ablation Residue | < 5.5 % |
| Moisture Content | < 5.0 % |
Efficient Thickening Regulation - Excellent thickening efficiency, precisely controlling and enhancing system rheology
Delayed Hydrolysis Adaptation - Controllable hydrolysis rate, adapting to the timing requirements of specific production processes
Excellent Anti-Sagging Performance - Enhances system anti-sagging ability, ensuring construction and molding stability
Pigment Stabilization Enhancement - Provides pigment anti-settling and redispersibility, optimizing system uniformity
Aqueous Architectural Coatings - Used in interior and exterior emulsion paints to ensure long-term storage and application stability
Aqueous Ink Printing - Used for thickening aqueous inks to maintain system rheological stability and printability
Daily Chemical Cleaning Products - Used in various aqueous cleaners to maintain viscosity and use texture for a long time
Cosmetic Formulations - Used in aqueous skin care products and personal care products to improve long-term formulation stability
| Chemical Type | Non-ionic hydrophilic hydroxyethyl cellulose derivative (HEC derivative) |
| Physical Form | White powder |
| Core Characteristics | Efficient thickening, biostability, anti-sagging, pigment stabilization |
| Active Content | 100 % |
| 1% Solution Appearance | Transparent |
| Solution pH Value | 6.0 - 8.5 |
| Density (25℃) | 0.55 - 0.75 g/cm³ |
| Ablation Residue | < 5.5 % |
| Moisture Content | < 5.0 % |
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