24937-78-8

CAS Nr.:

24937-78-8

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EINECS Name:

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EINECS Nr.:

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Ethylenvinylacetat (Emulsion) / EVA / EVA

Synonym:

Ethylenvinylacetat (Emulsion) / EVA / EVA

Ethylene Vinyl Acetate (EVA) is a versatile copolymer widely used in various industries due to its unique properties and flexibility in application. It is identified by the CAS number 24937-78-8 and is known for its excellent chemical resistance, toughness, and elasticity.

Physical Properties

EVA is a thermoplastic polymer consisting of ethylene and vinyl acetate monomers. The vinyl acetate content in EVA can range from 10% to 40%, affecting its physical properties such as flexibility and melt index. Generally, EVA is a soft and flexible material with a low melting point, making it easy to process.

Applications of Ethylene Vinyl Acetate (EVA)

EVA is extensively used in the footwear industry for making shoe soles and midsoles. It provides excellent cushioning, flexibility, and durability, making it ideal for sports shoes, sandals, and casual footwear. EVA's lightweight nature also enhances comfort for the wearer.

EVA is used in the packaging industry for producing films and sheets. These films are used for food packaging, medical packaging, and as protective layers for various products. EVA films offer good clarity, flexibility, and sealing properties, making them suitable for applications where a barrier against moisture and gases is required.

EVA is crucial in the solar energy sector for encapsulating photovoltaic (PV) cells within solar panels. It acts as a protective layer that bonds the glass front and the backsheet of the solar module, providing electrical insulation and weather resistance. EVA's transparency and resistance to yellowing ensure maximum sunlight transmission.

EVA is used in the formulation of adhesives and sealants due to its excellent adhesion to various substrates. It is particularly used in construction and automotive industries for bonding applications where flexibility and durability are required. EVA-based adhesives and sealants provide good weatherability and resistance to chemicals.

Ethylene Vinyl Acetate (CAS No. 24937-78-8) is a versatile copolymer with diverse applications across different industries. Whether in footwear, packaging, solar energy, or adhesives, EVA offers unique properties that meet specific needs such as flexibility, durability, and adhesion. Its ability to enhance product performance and improve manufacturing efficiency makes EVA a preferred choice for many manufacturers worldwide.