Products Description
What is Ethylene-Vinyl Acetate Copolymer?
Ethylene-Vinyl Acetate Copolymer, also known as EVA, is a polymer made by copolymerization of ethylene and vinyl acetate.
- Elasticity and softness: EVA has excellent elasticity and softness, can maintain its shape, and has good resilience to bending and stretching.
- Good weather resistance and chemical resistance: EVA has good weather resistance and can resist the erosion of chemicals such as sunlight, oxidation, acid and alkali, thereby extending its service life.
- Processability: EVA is easy to process into various shapes and sizes, including films, sheets, particles, etc.
- Abrasion resistance and tear resistance: EVA has excellent wear resistance, can maintain its physical properties during long-term use, and has high tear resistance.
- Chemical inertness: EVA is compatible with many solvents and chemicals and has low permeability.


Basic Info
| CAS Number | 24937-78-8 |
| EINECS Number | 607-457-0 |
| Chemical Formula |
C18H30O6X2 |
| Molecular Weight | 342.43 |
| Density | 0.948 g/mL at 25°C |
| Melting Point | 75°C |
| Boiling Point | <200 °C |
| Flash Point | 260 °C |
| Vapor Pressure | 0.714 mmHg at 25°C |
| Solubility | Soluble in toluene, THF, and MEK |
| Storage Condition | Room Temperature |
Uses
Ethylene-Vinyl Acetate Copolymer is a polymer material with excellent performance and has important uses in many fields:
- Shoe material field: EVA has good softness, wear resistance and impact resistance, and is widely used in insoles, soles, shoe covers and other parts, which can provide comfortable wearing and protective effects.
- Packaging field: EVA film has good flexibility and plasticity, and is widely used in the packaging field, such as electrical appliance outer packaging, food packaging, medical supplies packaging, etc., which can provide good protection and wrapping effects.
- Construction field: EVA can be used to make waterproof films, sound insulation pads, building sealing materials, etc., with good weather resistance and chemical corrosion resistance, and plays an important role in the construction field.
- Electronic field: EVA is often used in insulating materials, shockproof materials and shock-absorbing materials for electronic equipment, which can effectively reduce the impact and vibration of electronic equipment and improve the stability and reliability of equipment.
- Automotive industry: EVA is widely used in body components, seals, sound insulation materials, etc. in the automotive industry, which can provide good impact resistance, sound insulation and weather resistance.
- Medical field: EVA material is harmless to the human body and has good biocompatibility. It is often used in the production of medical supplies, such as surgical supplies, medical device shells, etc.
Safety Information
During the processing, toxic fumes and gases may be generated, and the operation should be carried out in a well-ventilated environment.
In case of contact with skin or eyes, rinse with plenty of water in time and consult a doctor.

Company Profile
Gneebio is an enterprise specialising in the research, development, production and sales of phytochemicals and fine chemicals.Our factory was established in 2016 and is located in Henan Province, covering an area of 3,600 square metres. We have a professional, well-equipped and high-quality R&D team with more than 10 years of R&D experience. Our reagent products are widely exported to many countries including the United States, Russia, Canada, Australia, Europe, etc., and we provide fast shipping services to our customers. We hope to establish long-term and mutually beneficial cooperation with more friends in the future and provide the best products and services for our customers.
Our popular products include Organic Chemicals: CAS: 3327-22-8 CTA, CAS 27126-76-7 Phenyliodosohydroxy Tosylate, catalyst: CAS 110-02-1 Thiophene, among others.




FAQ
Q1.What are the payment terms?
A:We could accept T/T, L/C, and DP payment terms.
Q2.How about the different indexes of products in the same application?
A:Specifications can be customized according to your application.
Q3.How about the samples of products?
A:We can provide free samples under 2 kg (not including freight charge).
Q4.How about the price of products?
A:Our products are of high purity with good quality, and the price is based on different specifications and quantities.
Q5.What's the shelf life for the cargo?
A:Our product's shelf life is 2 years, which is based on dry and ventilated storage.
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