Sichuan Institute of Fine Chemical Industry Research and Design Melamine polyphosphate (MPP)-5A

Sichuan Institute of Fine Chemical Industry Research and Design Melamine polyphosphate (MPP)-5A is an efficient nitrogen-phosphorus expanding type flame retardant, which is characterized by high thermal stability, low water solubility, excellent flame retardancy and is mainly applied to retarding flame in glass fiber reinforced nylon, polyurethane, fiber fabrics and the like.

Chemical Name: Melamine Polyphosphate

Functions: Flame Retardant

Chemical Family: Phosphorus-Nitrogen Compounds, Polyphosphates

Compatible Polymers & Resins: Polyamides, Polyurethanes (PU)

Flame Rating: UL 94 V0

Enhanced TDS

Knowde-enriched technical product data sheet

Identification & Functionality

Chemical Family: Phosphorus-Nitrogen Compounds,
Polyphosphates
Chemical Name: Melamine Polyphosphate
Composite Materials Functions: Flame Retardant
Plastics & Elastomers Functions: Flame Retardant
CAS No.: 2028-95-1
Molecular formula: Ho(C2H7N6PO2)NH
Technologies: Composite Materials,
Plastics
Product Families: Composite Materials — Additives
Fire Retardants
Plastics — Polymer Additives
Flame Retardants

Features & Benefits

Materials Features: Expandable,
Flame Retardant,
Good Mechanical Properties,
Good Processability,
Good Thermal Stability,
Low Water Solubility

Applications & Uses

Markets

Electrical & Electronics

Applications

Electrical & Electronics — Parts & Components

Housings & Enclosures,

Switches & Relays

Electrical & Electronics — Wire & Cable

Jacketing & Insulation

Compatible Polymers & Resins

Polyurethanes (PU)

Compatible Reinforcements

Recommended Use

Base Material	Glass Fiber	MPP Additive Amount/%	Test Standard	Flame Retardant Rating
PA6	30%	22.0 - 25.0	UL94	V-0 (1.6 mm)
PA66	30%	22.0 - 25.0	UL94	V-0 (1.6 mm)

Properties

Flame Rating

Physical Form

Appearance

White Powder

Typical Properties


	Value	Units	Test Method / Conditions
Water Content	max. 0.3	%	-
Phosphorus Content	12.0 - 14.0	%	-
Nitrogen Content	42.0 - 44.0	%	-
pH Value	4.0 - 6.0	10g/L	-

Regulatory & Compliance

Certifications & Compliance: UL 94

Packaging & Availability

Packaging Type: Bags
Packaging: 25kg per bag (composite paper bag) (12t per 20 feet box)

Storage & Handling

Storage: Placed in dry ventilated palce. Mainly classification according to the different size of the mpp products, in order to meet the needs of different working conditions.