Melamine cyanurate

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Melamine-cyanuric acid chemical structure color

Melamine cyanurate is a chemical compound formed from the combination of melamine and cyanuric acid. It is commonly used as a flame retardant in various materials, including plastics and textiles. The compound is known for its thermal stability and ability to release nitrogen gas when heated, which helps to inhibit the spread of flames.

Chemical Structure

Melamine cyanurate is a crystalline complex that forms through hydrogen bonding between melamine and cyanuric acid. The structure consists of alternating layers of melamine and cyanuric acid molecules, creating a stable lattice.

Properties

Melamine cyanurate is characterized by its high thermal stability and flame-retardant properties. It decomposes at temperatures above 300°C, releasing nitrogen gas, which acts as a flame suppressant. The compound is also known for its low toxicity and environmental friendliness compared to other flame retardants.

Applications

Melamine cyanurate is widely used in various industries due to its flame-retardant properties. Some of its common applications include:

• Plastics: Used in the production of flame-retardant plastics, such as polyamides and polypropylene.
• Textiles: Applied as a flame retardant in fabrics and upholstery.
• Electronics: Used in the manufacturing of flame-retardant components for electronic devices.

Safety and Environmental Impact

Melamine cyanurate is considered to be of low toxicity and is generally regarded as safe for use in consumer products. However, it is important to handle the compound with care to avoid inhalation or ingestion. The environmental impact of melamine cyanurate is minimal compared to other flame retardants, making it a preferred choice in many applications.

Related Compounds

• Melamine
• Cyanuric acid
• Melamine resin
• Flame retardant

See Also

• Flame retardant
• Melamine
• Cyanuric acid
• Polyamide
• Polypropylene