

Characteristics :
1. Powder solid, stable property, convenient for transportation, storage and use;
2. pH value is neutral, safe and stable during production and use, good compatibleness, not to react with other flame retardant and auxiliary;
3. High P-N content, appropriate proportion, excellent synergistic effect and reasonable price.
Uses :
To prepare 20% P-N flame retardant, used solely or together with other materials in the flameproof treatment for textiles, papers, fibers and woods, etc. If special treatment, can be used to prepare high-concentration flame proof liquid to 50% to meet the flame proof requirement of special production.

Adventures
- Can offer excellent flame retardant effect
- Belong to environmental non-halogen flame retardant
- Cause less amount of Smoke while end-products ignited
- Can provide outstanding thermal decomposition temperature.
- Can be flame-resistant for a long time (durability)
- Do not cause migration when application
- Can be well compatible with multi-kinds polymers, resins, plastic, elastomer ,adhesive, flame retardant coating or paint.
Chemical name | Ammonium Polyphosphate (APP) |
CAS No. | 68333-79-9 |
Appearance | White Powder |
Bulk Density 25°Ckg/L | 0.7 |
Density 25°Ckg/L | 1.9 |
Viscosity (25°C, 10% suspension) mpa.s | ≤10 |
Phosphorus content %(w/w) | 31-32 |
Nitrogen content % (w/w) | 14.0-15.0 |
pH (10% suspension ) | 5.5-7.0 |
decomposed temp. on heat °C | ≥275 |
Mean polymerization Ñ | >1200 |
Mean particle diameter µm | ≤9 |
Water-Sol % (m/m) | <0.20 |



Ningbo Dongbo New Energy Co., Ltd. Was established in October 2015. The company is located in Ningbo City, Zhejiang Province, with convenient transportation and favorable geographical position, which focus on researching eco-friendly bio base materials which are phthalate-free, non-toxic and biodegradable.
The main products are green solvents and plasticizers. Green solvents includes methyl oleate, methyl palmitate, ethyl oleate, oleic acid, and propyle ne glycol (PG); Green plasticizer includes epoxy fatty acid methyl ester (EFAME), epoxidized soya bean oil (ESBO), composite plant ester (CPE), Dioctyl adipate (DOA), Dioctyl sebacate (DOS), Acetyl Tributyl Citrate (ATBC), Triacetin. Green solvent is mostly used in pesticide, coating and drilling lubricant. Green plasticizer is mostly used in PVC products, wires & cable, leather and toys. The company's strict quality assurance system, perfect enterprise management system, and high-quality product after-sales service are the basis of our company. Our company adhering to the principle of "quality first, reputation first", providing our customers with various types of quality and quantity product. Always adhering to the " quality- oriented, integrity and pragmatic, diligent and enterprising, service-oriented" business philosophy, and applying it to the company's management and management. In the face of a fiercely competitive environment, the company's system has been continuously improved, relying on science and technology, continuously increasing its products' scientific and technological content, and creating a higher market value for the society, customers and companies.
Q: Are you a trading company or manufacturer?
A: We are a factory.
A: eco friendly plasticizer, organic solvent, and other green chemicals.
Q: What are your terms of payment?
A: TT, LC, DA, DP, or as per customer's requirement.
Q: Could you tell me your company payment terms?
A: General 100% T/T in advance,30% T/T in advance,70% payment against copy of Bill of Loading,100% L/C at sight.
Q: Do you provide samples? is it free or extra?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: How long is your delivery time?
A: Generally it is 7-10 working days after payment.
Q: How do you ensure quality?
A: We will trace the goods from production to selling, and we will solve the problems in selling for our customers.
YOU ARE WARMLY WELCOME TO CONTACT US AT ANY TIME !