EVOH Resins Ethylene Vinyl Alcohol Copolymer with Strong Oil Resistance High Mechanical Strength and High Elasticity
Price:
Negotiable
MOQ:
500g, 1kg or 25kg for sample, 1000kg for commercial order
Delivery Time:
In 3 working days
Brand:
Zorui
Product Description
EVOH Resins Ethylene Vinyl Alcohol Copolymer CAS 25067-34-9
Ethylene Vinyl Alcohol (EVOH) is a copolymer produced from ethylene and vinyl alcohol. Renowned for its excellent barrier properties against gases, odors, and various solvents, EVOH is widely used in packaging applications to enhance the shelf life and quality of food and other products. Its versatility makes it a preferred choice in industries ranging from food packaging to medical supplies.
Physical and Chemical Specifications
| Property | Specification |
|---|---|
| Chemical Structure | C2H4)x - (C2H4O)y |
| Appearance | White to off-white material |
| Density | Approximately 1.1 - 1.2 g/cm³ |
| Melting Point | 220 °C - 250 °C |
| Solubility | Insoluble in water |
| Oxygen Transmission Rate (OTR) | Low (varies with composition) |
| Carbon Dioxide Transmission Rate (CO₂TR) | Low (varies with composition) |
| Storage Condition | Store in a cool, dry place away from direct sunlight |
| Shelf Life | Typically 2 - 3 years if stored properly |
Product Functions
- Barrier Material: Excellent barrier against oxygen, carbon dioxide, and odors, making it ideal for food packaging.
- Moisture Resistance: Provides formidable resistance to moisture, protecting the contents from humidity.
- Versatile Processing: Can be processed using various techniques, including extrusion and blow molding.
- Compatibility with Other Materials: Can be combined with other polymers to enhance properties and performance.
Application Areas
- Food Packaging: Used in vacuum packaging and multilayer films to prolong food shelf life and retain freshness.
- Medical Supplies: Employed in the production of medical devices, pouches, and sterile packaging due to its barrier properties.
- Consumer Goods: Utilized in packaging for personal care products and household items to maintain product integrity.
- Automotive Components: Used in automotive parts for protection against environmental factors.
Manufacturing Process
- Raw Material Sourcing: Ethylene and vinyl acetate are sourced as primary raw materials.
- Polymerization: The copolymerization of ethylene and vinyl alcohol is carried out under controlled conditions to achieve the desired properties.
- Processing: The resulting polymer is extruded or molded into sheets, films, or finished products.
- Quality Control: Comprehensive testing ensures compliance with industry standards for performance and safety.
Why Choose Us
- High Quality: Our EVOH is manufactured under strict quality control measures to ensure optimal barrier performance and reliability.
- Technical Expertise: Our knowledgeable team provides formulation support and technical assistance across various applications.
- Competitive Pricing: We offer attractive pricing structures suitable for both bulk orders and specialty formulations.
- Sustainability: Committed to responsible sourcing and environmentally friendly manufacturing practices.
Frequently Asked Questions
What is EVOH used for?
EVOH is primarily used as a barrier material in food packaging, medical supplies, and various consumer products.
Is it safe for food contact?
Yes, EVOH is considered safe for food contact applications when used according to regulatory guidelines.
How should EVOH be stored?
Store in a cool, dry place away from direct sunlight to maintain product quality.
What is the shelf life of EVOH?
EVOH typically has a shelf life of 2-3 years when stored properly.
Can I request samples for testing?
Yes, samples are available upon request. Please contact us for more information.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Shanxi Zorui Biotechnology Co., Ltd.
Location
Huiquan Square F14, No.1450 SH Caohejing Hi-Tech Park, Datong, Shanxi, China
Contact Person
Julie