Halogen-Free Flame Retardant for Epoxy Resin in Electrical Insulation & Encapsulation Dovafr P4-Red
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Product Highlights
- Halogen-Free Flame Retardant: Ideal for epoxy resins, polyamides, and polyurethanes with high phosphorus content.
- High Purity Composition: Made of low arsenic Yellow phosphorus ensuring purity above 97.5%.
- Customizable Particle Size: Particle size can be customized to meet specific application requirements.
- Excellent Safety Profile: Non-toxic, odorless, and chemically active but not phosphorescent.
- Long Shelf Life: Minimum 24 months shelf life when stored in sealed containers at room temperature.
- Versatile Industrial Use: Applied in matches, fireworks, organic synthesis, medicine, and pesticides.
- OEM/ODM Services: Customization services available for tailored product solutions.
- Standard Packaging: Supplied in 50 kg iron drums with strict safety handling instructions.
Product Attributes
- Customization
- Available
- Formula
- P4
- Certification
- CIQ, ISO
- Model NO.
- DovaFR P4-red
- Purity
- 90%~99%
- Type
- Red Phosphorus
- Grade Standard
- Industrial Grade
- Color
- Fine Red or Auburn Amorphous Powder
- Appearance
- Red or Auburn Amorphous Powder
- Yellow Phosphorus
- 97.5 Min
- Moisture
- 0.25 Max
- Transport Package
- Iron Drums
- Specification
- 50 kg iron drums
- Trademark
- Dovamat
- Origin
- China
- HS Code
- 2804709010
- Production Capacity
- 5000 Mt/Per Year
Product Images of Halogen-Free Flame Retardant for Epoxy Resin in Electrical Insulation & Encapsulation Dovafr P4-Red
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Product Description





2. DovaFR P4-red is made of low arsenic Yellow phosphorus (P4 yellow), which makes product more purity than others.
3. DovaFR P4-red is applied in thermoplastics and thermosets as a very effective flame retardant (N-P based).
4. DovaFR P4-red is with excellent properties with its strictly standard.
Characteristics | Unit | Standard Request | Test Method |
Appearance | Red or auburn amorphous powder | GB 4947-2003 | |
Yellow Phosphorus | %(w/w) | 97.5 Min | GB 4947-2003 |
Moisture | % (w/w) | 0.25Max | GB 4947-2003 |
Free Acid | % (w/w) | 0.3Max | GB 4947-2003 |
Particle Size | mesh | Customize | GB 4947-2003 |
Melting Point | 280°C | 95Min | GB 4947-2003 |
Density | g/ml at 25°C | 2.34 | GB 4947-2003 |
¹) Delivery specification: The product is monitored on a regular basis to ensure that it adheres to the specified values. ²) Technical data: The technical data are used solely to describe the product and are not subject to regular monitoring. | |||
In other industry, DovaFR P4-red is applied in fireworks, matches, organic synthesis, medicine, synthetic material, pesticide and et.


DovaFR P4-red is supplied in 50 kg iron drums / strike, rolling or throwing strictly forbidden isolated in storage.
Minimum shelf life is 24months from the date of shipping when stored according to the said conditions.







A: Kindly send us your address, we can send you free samples, but samples freight belongs to clients.
A: Payment by T/T, Western Union or Paypal or 100% Irrevocable L/C at sight.
A: You can get free samples for some products. You can send us your product specifications and request, we will manufacture the products according to your requests.
A: Our MOQ is 1 Metric Ton.
A: Generally, it will take 3 to 35 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
A: Depending on quantity.
A: First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
A: Click the" Made-In -China "Contact Now" and send us message of the product you interest in, you will get reply within an hour. And You can dial our telephone directly or send Email to us.
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR248011". Items marked "" are certified.
Company Profile
Chengdu Dova New Materials Co., Ltd. (Dovamat) is committed to the development, production and supply of advanced chemical materials more than 10 years. We are dedicated to providing integrated solutions for domestic and foreign customers; A long-term sustainable supply chain in the fields of food additives, functional chemicals (flame retardants, pigments, and other active agents), and plastic additives. Company product sales are all over the world, you can find Dovamat products in all aspects of clothing, food, housing and transportation.
Dovamat is located in Chengdu, where is convenient sea, land and air transportation conditions and is one of the starting points of European trains. Has resource advantages such as water conservancy and phosphate mines.
As an advanced chemical new material company, we insist on maximizing the benefits of customers, focusing on quality, establishing a development concept of safety and environmental protection, and striving to realize the value of employees.
About Our Factory & Business Background
- Address
- 108 East 5th Section, 1st Ring -Road, Jinjiang District, Chengdu City, Chengdu, Sichuan, China
- Terms of Payment
- LC, T/T, PayPal, Western Union, Small-amount payment
- International Commercial Terms(Incoterms)
- FOB, EXW, CFR, CIF, DDP, Others
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays - Nearest Port
- Shanghai, Chongqing, Qinzhou
Our Production Capability & Technical Expertise
- Main Products
- Non- Halogen Free Flame Retardants, PTFE Micro Powder, Food Ingredients, Phosphates Flame Retardant, Melamine Flame Retardant, Plastic Additives, Flame Retardant for PP, Flame Retardant for PA
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
Our Industry Experience & Global Business Record
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Mid East, Eastern Asia, Western Europe
FAQ
- What is the chemical nature of DovaFR P4-red?
- It is an allotrope of element, nontoxic, odorless, dark red, and non-phosphorescent.
- What are the main applications of this product?
- It is used as a flame retardant in thermoplastics and thermosets, as well as in fireworks, matches, and organic synthesis.
- How is the product packaged and stored?
- It comes in 50 kg iron drums and must be stored in sealed containers at room temperature in a dry place.
- What is the minimum shelf life?
- The product has a minimum shelf life of 24 months from the date of shipping under proper storage conditions.
- Is the particle size customizable?
- Yes, the particle size can be customized according to specific requirements.
- What are the purity standards for Yellow Phosphorus?
- The Yellow Phosphorus content is 97.5% minimum with moisture not exceeding 0.25%.
- Are OEM and ODM services available?
- Yes, both OEM and ODM services are available for this product.
- What payment terms are accepted?
- Accepted payment terms include LC, T/T, PayPal, Western Union, and small-amount payments.
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Product Groups
- Roller Fabric Polyester PVC
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- Flame retardants
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- Flame retardant
- Flame retardant for PC/ABS
- Halogen-free flame retardant for polyolefin
- Flame retardant for PP
- Flame retardant for Nylon(PA)
- Flame retardant for PBT
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