Halogen Free Flame Retardant Dopo 9, 10-Dihydro-9-Oxo-10-Phosphonophenanthrene-10-Oxide

• Customization: Available
• Color: White
• Appearance: Powder
• Model NO.: DOPO
• Colour: White
• Content: 99.5
• Transport Package: 25kg/Bag
• Specification: 25kg/Bag
• Trademark: Pengfeng
• Origin: China
• Production Capacity: 50000ton/Year

Product Description

Halogen Free Flame Retardant 9,10-Dihydro-9-oxo-10-phosphonophenanthrene-10-oxide DOPO

 Features:

[Molecular formula]: C₁₂H₉PO₂
[Molecular weight]: 216.17
[CAS number]: [35948-25-5]
[Description]: White crystalline powder or thin film, easily soluble in ethanol, etc., soluble in benzene, etc., insoluble in water.
[Purpose]: It can be used for linear polyester, polyamide, epoxy resin, polyurethane, and is widely used in plastics for electronic equipment, copper laminated circuit boards, and other aspects.
[Features]: DOPO has high thermal stability, oxidation resistance, and excellent water resistance. It is a reactive and additive flame retardant. Due to the presence of phosphorus carbon bonds, its flame retardant performance is better than that of general phosphate esters.
[Packaging]: 25kg paper bag.
[Storage and Transportation]: Handle with care, seal and store, do not get damp.

 

Technical Parameter	Premium grade
Content (%)	≥99.50
OPP content (ppm)	≤1000
Acid value (g)	≤300
Chromaticity (APHA)	≤100
Water absorption (%)	≤0.3
Melting point (ºC)	117-120

 

 

FAQ

Can I get a free sample?
Yes, we could offer free samples for the test with shipping freight collection. The sample will be shipped out with your delivery address provided.

How to order?
First please send us an inquiry by telling us your use and quantity and the desired effect to get by adding the additives. Then we will soon reply and advise perfect additives for you. And the free sample will be shipped out with your confirmation. Once get the effective test result, prices could be negotiated for big orders. Delivery time 7-15 working days for bulk order once payment is received.

Can you specially create a formulation for our special demands?
Yes, we have a professional engineer team to work for you.

How and when can I get my goods after payment?
For small quantity products, they will be delivered to you by international courier(DHL, FedEx, TNT, etc.) or by air. Usually, it will cost 3-5days that you can get the goods after delivery. For large-quantity products, shipping by sea is worthwhile. It will cost days to weeks to come to your destination port, which depends on where the port is.

How can you guarantee the goods you offer are qualified? 
We always believe honesty and responsibility are the basis of one company, so whatever products we provide for you all are qualified. We will have the goods tested and provide COA before delivery for sure.