CMC-NH4 | Ammonium Carboxymethyl Cellulose for SCR Catalyst Binder and Advanced Ceramic Applications
Ammonium Carboxymethyl Cellulose (CMC-NH4) is a high-performance cellulose derivative specially developed for SCR denitrification catalyst manufacturing, honeycomb ceramics, and advanced ceramic processing applications.
CMC-NH4 is the ammonium salt form of carboxymethyl cellulose, produced through chemical modification of natural cellulose. It is a white, odorless, water-soluble powder with excellent binding ability, rheological control, dispersion performance, and extrusion processing properties.
Compared with conventional Sodium Carboxymethyl Cellulose (CMC-Na), CMC-NH4 offers advantages including sodium-free composition, ultra-low ash content, and cleaner thermal decomposition behavior, making it highly suitable for high-temperature ceramic processing and catalyst production.
CMC-NH4 is widely used as a functional binder and processing additive in:
- SCR denitrification catalysts
- Honeycomb ceramic substrates
- Automotive emission catalysts
- Lithium battery electrode materials
- Electronic ceramic components
| Item | Specification |
|---|---|
| Product Name | Ammonium Carboxymethyl Cellulose |
| Abbreviation | CMC-NH4 |
| CAS No. | 9085-26-1 |
| Chemical Type | Cellulose |
| Ionic Form | Ammonium Salt |
| Appearance | White Powder |
| Solubility | Soluble in Water |
CMC-NH4 generates extremely low inorganic residue during high-temperature decomposition.
- Minimizes contamination during catalyst manufacturing
- Improves purity of ceramic products
- Suitable for high-temperature calcination processes
- Supports cleaner ceramic structures
Unlike CMC-Na, CMC-NH4 does not introduce sodium ions into the formulation system.
- Prevents sodium contamination in catalyst materials
- Improves compatibility with SCR catalyst formulations
- Suitable for high-purity ceramic applications
- Reduces potential impact of alkali metal impurities
CMC-NH4 provides strong binding and rheological control during ceramic forming and catalyst extrusion processes.
It helps improve:
- Green body strength
- Particle bonding
- Extrusion smoothness
- Slurry stability
- Dimensional consistency
As a result, CMC-NH4 helps manufacturers achieve stable production of honeycomb structures and catalyst blocks with improved mechanical properties.
During drying, calcination, and sintering processes, CMC-NH4 decomposes efficiently with minimal residue.
- Cleaner burnout process
- Reduced impurities after firing
- Improved ceramic structure stability
- Better product quality consistency
CMC-NH4 is widely used as a binder and extrusion processing additive in SCR catalyst production.
- V₂O₅-WO₃/TiO₂ SCR catalysts
- Honeycomb SCR catalysts
- Plate-type SCR catalysts
- Improves extrusion performance
- Enhances catalyst body strength
- Improves green body stability
- Promotes uniform pore structure
- Reduces ash residue after calcination
- Improves production consistency
CMC-NH4 is suitable for the production of:
- Automotive catalyst substrates
- Diesel particulate filters (DPF)
- Industrial honeycomb ceramic structures
- Improves molding performance
- Enhances mechanical strength before firing
- Improves dimensional accuracy
- Provides better processing stability
CMC-NH4 can be used as a functional additive in electrode material preparation.
- Silicon-based anode materials
- Graphite electrode systems
- Electrode slurry processing
- Improves binder performance
- Adjusts slurry rheology
- Enhances particle dispersion
- Improves coating uniformity
CMC-NH4 is suitable for:
- Alumina ceramics
- Ferrite ceramics
- Precision ceramic components
- Low contamination
- Clean burnout performance
- Improved forming properties
- Enhanced processing stability
| Property | CMC-NH4 | CMC-Na |
|---|---|---|
| Salt Type | Ammonium Salt | Sodium Salt |
| Sodium Content | Sodium-Free | Contains Sodium |
| Ash Content | Ultra-Low | Higher |
| Catalyst Compatibility | Excellent | Moderate |
| High Temperature Processing | Excellent | Limited |
| Burnout Performance | Cleaner decomposition | More residue |
| Test Item | Specification |
|---|---|
| Appearance | White Powder |
| Viscosity (1% Solution) | 70 / 180 / 500 cps |
| pH Value | 5.0–8.0 |
| Moisture Content | ≤10–20% |
| Ash Content | ≤0.5% |
| Solubility | Completely Soluble in Water |
- CMC-NH4-70
- CMC-NH4-180
- CMC-NH4-500
Customized viscosity levels and technical parameters are available according to customer formulation requirements.
- 20 kg kraft paper bag
- PE inner liner
- Store in a cool, dry, and ventilated area
- Protect from moisture and direct sunlight
- Keep packaging sealed after opening
24 months under recommended storage conditions.
Shanghai Prior Chemical Scientific & Technical Co., Ltd. specializes in providing cellulose-based solutions for:
- SCR denitrification catalysts
- Honeycomb ceramics
- Advanced ceramic materials
- Industrial applications
With strong technical capabilities and reliable supply resources, we provide customers with stable products and professional application support.
- Stable product quality
- Consistent batch performance
- Professional technical assistance
- Flexible customized specifications
- Global export experience
We provide:
- Product samples
- Technical Data Sheet (TDS)
- Certificate of Analysis (COA)
- Application recommendations
- Customized product solutions
Looking for a reliable CMC-NH4 supplier for SCR catalysts, honeycomb ceramics, or advanced material applications?
Shanghai Prior Chemical provides high-performance cellulose solutions with stable quality and professional technical support.
Contact us for samples, technical documents, and cooperation opportunities.
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