Ammonium carboxymethyl cellulose (CMC-NH₄) is a specialized cellulose derivative characterized by its exceptional solubility in water and alkaline aqueous solutions. Unlike the more common sodium-based CMC (CMC-Na), CMC-NH₄ leaves virtually no ash or residual metal ions upon thermal decomposition, making it highly valuable for high-tech industrial applications.
Key Properties
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Solubility: Readily soluble in water, aqueous alkali, and ammonia solutions.
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Ash-Free Thermal Behavior: Decomposes cleanly upon heating without leaving alkaline metal residues (avoiding alkali metal deactivation).
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Thermal Crosslinking: Can transition into a water-insoluble form under specific thermal processing due to the release of ammonia and subsequent structural changes.
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Enhanced Adhesion: Offers strong binding performance and film-forming capabilities.
Main Applications
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Advanced Catalysts: Widely used as a special-purpose adhesive/binder in high-quality Selective Catalytic Reduction (SCR) denitrification catalysts to prevent alkali metal poisoning.
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Lithium-Ion Batteries: Employed as an eco-friendly, high-performance aqueous binder for cathode materials to improve cycling stability and capacity retention.
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Specialized Ceramics & Metallurgy: Utilized where ash-free burnout is required during firing or sintering processes.

Specification
| Model |
LY-002 |
| Item |
Details |
Measured value |
| Visual Appearance |
white or slightly yellow powder |
complies with |
| Viscosity (B type in 1%aqueoussolution) |
100-300 |
147 |
| Ph |
5-8 |
7.1 |
| Losses on drying(%) |
10-20 |
16.0 |
| Ash content(w%) |
<0.5 |
0.31 |
Company Profile
Shanghai Prior Chemical Scientific and Technical Co.,LTD.
(Grade A Taxpayer | Established 2016)
Core Business:
• Specialty Chemicals: CMC-NH4, Ethyl Cellulose,Red Base KD, 2-Ethylhexyl Nitrate
• Manufacturing: Integrated Nail Fasteners (Annual capacity: 1 billion units)
• Joint Venture: CMC-NH4 Cellulose Production
Quotation
To get a quotation, simply provide us with your detailed request. The more information you provide, the better. Please include the item number, style, logo, size, material, surface treatment, and quantity. You can leave us an inquiry or email us, and we will respond promptly.
Here is the process for placing an order with us:
•Send us an inquiry
•Receive a quotation
•Make the payment
•Open mold and create samples
•Deliver the samples or send pictures for approval
•Proceed with mass production
Customized Product Timeline
If you are wondering when you can expect your customized product to be finished, here are the standard timelines:
•Sample: 7-10 working days
•Bulk order: 15-20 working days
FAQ
Q1: Are you a trading company or a manufacturer?
A: We are professional manufacturer with 9 years experience. We accept OEM, ODM as your needs and assure the competitive price and quality for you.
Q2:What can I buy from you?
A: Integrated Nail Fasteners,Hydroxy Ethyl Cellulose (HEC), Ethyl Cellulose (EC), CMC-NH4, Chlorinated Polypropylene (CPP), N-Butyryl Chloride, HPMC, Red Base KD.
Q3: What are your payment terms?
A: T/T (Telegraphic Transfer), L/C (Letter of Credit), D/A (Documents Against Acceptance), D/P (Documents Against Payment), or as per customer requirements.
Q4: Can you specify your company's payment terms?
A: Typically:100% advance T/T payment, or 30% advance T/T payment with the balance against copy of B/L, or 100% L/C at sight.
Q5:Do you provide samples? Are they free or chargeable?
A: Yes, we provide free samples (≤500g), but shipping costs are at the buyer's expense.
Q6: What is your delivery time?
A: Usually 7–10 working days after payment.
Q7:How do you ensure quality?
A: We monitor the goods throughout the production-to-sales process and resolve any issues for our customers.