Sodium Carboxymethyl Cellulose (CMC) is a high-performance, non-toxic, and tasteless anionic cellulose ether that appears as a white flocculent powder. Renowned for its exceptional water solubility and stable performance, it is widely recognized as "industrial monosodium glutamate" due to its versatility. CMC functions as a critical additive, serving as a binder, thickener, suspending agent, and stabilizer across various industrial applications.
Specifically engineered for demanding environments, our Oil Drilling Grade CMC provides superior water retention and well-stabilizing properties in drilling fluids. Beyond the energy sector, its unique ability to form transparent colloidal solutions makes it indispensable in food production, ceramics, textiles, and detergent manufacturing, ensuring optimal viscosity control and chemical stability.
Detailed Parameters
| Appearance | Milk white flocculent powder | Purity | ≥ 99.5% |
|---|---|---|---|
| Viscosity (1% Sol.) | 50 - 1200 mPa.s | Moisture | ≤ 10% |
| pH Value | 6.0 - 8.5 | Chloride Content | ≤ 1.8% |
| Degree of Substitution | 0.6 - 0.9 | Solubility | Water soluble / Organic insoluble |
| Thermal Stability | Stable below 80°C | Toxicity | Non-toxic / Odorless |
Key Advantages
Chemical Stability
Highly resistant to light and heat, ensuring consistent product performance during long-term storage and processing.
Water Retention
Prevents dehydration and contraction in food and industrial materials, significantly extending shelf life and stability.
Viscosity Control
Provides precise thickening capabilities even at low concentrations, creating a smooth, lubricated texture.
Emulsion Stability
Excellent ability to prevent oil-water stratification, ensuring a stable homogeneous emulsion in complex formulas.
Film Forming
Creates a protective barrier in fried foods to prevent excessive oil absorption and maintain product quality.
Multi-Grade Range
Available in Food, Oil Drilling, Detergent, Ceramics, Paint, and Textile grades to meet specific industry needs.
Product Gallery
Management Platforms
Grade Customization
Tailored viscosity and purity levels for food, oil, and industrial requirements.
Quality Assurance
Strict purity control (up to 99.5%) ensuring zero contamination in sensitive applications.
Stability Monitoring
Rigorous thermal and pH testing to guarantee performance in extreme conditions.
Logistic Efficiency
Optimized packaging and shipping for moisture-sensitive powder products.
Application Support
Technical guidance for dosage and blending in drilling muds and food recipes.
Compliance Control
Meeting international safety and hygiene standards for food and industrial use.
Investment Return Comparison
| Performance Metric | Standard CMC | Premium Grade CMC | Industry Impact |
|---|---|---|---|
| Viscosity Stability | Moderate | High Stability | Reduced Material Waste |
| Water Retention | Basic | Superior | Lower Fluid Loss in Drilling |
| Purity Level | 95-97% | ≥ 99.5% | Enhanced Product Clarity |
| Dispersion Rate | Slow | Rapid/Easy | Shorter Production Cycle |
| Shelf Life | Standard | Extended | Lower Inventory Loss |
Frequently Asked Questions
In oil drilling, CMC acts as a vital additive for drilling muds, functioning as a stabilizing agent and water-retaining agent to protect the wellbore and control fluid loss.
CMC controls the size of ice crystals during freezing and prevents oil and water stratification, ensuring a smooth texture and preventing syneresis.
Yes, our Food Grade CMC is non-toxic and safe. Its dosage is typically not restricted by food hygiene standards ADI due to its metabolic inertia.
CMC is thermally stable, but prolonged heating above 80°C can cause colloid denaturation, leading to a significant reduction in viscosity and performance.
Pure CMC is insoluble in ethanol, ether, and acetone. However, it is soluble in ethanol or acetone solutions that contain at least 60% water content.
While both are cellulose ethers, CMC is an anionic polymer primarily used for thickening and stabilizing, whereas HPMC is non-ionic and often used for its specific water-retention and film-forming properties in construction.
