Applications of Braskem Evateno 3019PE EVA in Industrial Manufacturing

Braskem Evateno 3019PE EVA is a high-quality ethylene-vinyl acetate copolymer developed for demanding industrial lines requiring precise material performance and tailored processing characteristics. As the manufacturer, we enable specific downstream integrations of this grade to achieve regulatory compliance, reproducible formulations, and consistent end-product performance across critical manufacturing sectors.

1. Wire and Cable Compounding

Major wire and cable manufacturers employ this EVA copolymer as a key ingredient in insulation and sheathing compounds due to its flexibility, heat resistance, and dielectric properties. Compounding operations utilize the material specifically for low and medium voltage cables ensuring both safety and durability. Exact formulation depends on desired flexibility, halogen content, and flame-retardant requirements as dictated by global electrical standards.

Industry compliance standards

• IEC 60502–1: Power cables with extruded insulation
• UL 83: Thermoplastic-insulated wires
• RoHS Directive 2011/65/EU
• CSA C22.2 No. 75: Cables and wires

Typical usage ratio

• 15–28% EVA resin in the insulation compound blend, varied based on softness and required voltage rating; higher adhesion or flexibility grades may adjust under 20% or above 25% for special cables

Downstream process integration

• Direct compounding with plasticizers and stabilizers during Banbury or twin-screw extrusion prior to application over conductor wires via continuous extrusion coating

Final product types

• Household wire insulation
• Low voltage power cables
• Data transfer cables (LAN, coaxial)
• Flexible appliance cords

2. Hot Melt Adhesive Formulation

Industrial adhesive manufacturers rely on this EVA to achieve the right balance of flexibility, open time, and bond strength in hot melt adhesives across packaging, bookbinding, and woodworking lines. The material's melt flow properties and compatibility support advanced formulation with tackifying resins and waxes for specific application speeds and bond durability targets.

Industry compliance standards

• FDA 21 CFR 175.105: Adhesives for indirect food contact
• EN 923: Adhesives – Terms and definitions
• ASTM D1876: Peel resistance
• REACH Regulation (EC) No. 1907/2006

Typical usage ratio

• 20–40% EVA by weight as a base polymer in hot melt formulation; ratio shifts depending on fast set versus flexible bonding requirements, as well as inclusion of tackifiers and waxes

Downstream process integration

• Compound blending in jacketed mixers at 140–180°C, followed by pelletizing or direct filling into cartridges; downstream application via extrusion, spraying, or slot coating in automated equipment

Final product types

• Box and case sealing adhesives
• Book spine adhesives
• Profile wrapping glue for furniture
• Hot melt glue sticks for DIY and industrial use

3. Flexible Film Blowing for Packaging

Large-scale film converters select 3019PE EVA for coextruded and mono-layer film production. It imparts sealing strength, puncture resistance, and clarity to packaging. Detailed processing conditions in blown or cast film extrusion lines alter EVA proportions to target performance for frozen food, pharmaceuticals, and lamination films, while meeting migration and safety regulations.

Industry compliance standards

• FDA 21 CFR 177.1350: Ethylene-vinyl acetate copolymers for food contact
• EU Regulation No. 10/2011: Plastic materials and articles intended to come into contact with food
• MERCOSUR/GMC/RES. No. 02/12: Requirements for packaging materials
• GMP EC 2023/2006: Good Manufacturing Practice for food contact materials

Typical usage ratio

• 8–18% EVA within LDPE/LLDPE blends for food packaging, up to 30% for stretch or deep-freeze films, modulated for sealing temperature and tear strength

Downstream process integration

• Direct dosing into extrusion hoppers; coextrusion with compatibilizers on three-layer film lines; precise temperature profiling for gauge control and uniform film properties

Final product types

• Frozen food packaging
• Pharmaceutical blister films
• Lamination base film for flexible pouches
• Greenhouse and agricultural mulch films

4. Footwear Foaming and Injection Molding

The footwear sector incorporates this copolymer extensively in midsoles, pads, and sports shoe outsoles where resilience, weight, and comfort dictate formulation. EVA is blended with crosslinking agents, fillers, and blowing agents for direct injection or compression molding. Profiles and mechanical cushioning depend on the precise copolymer content and crosslink density achieved in processing.

Industry compliance standards

• EN ISO 20345: Safety footwear specifications
• ISO 20871: Footwear – Test methods for outsoles
• California Proposition 65 (chemical content)
• REACH SVHC List (substance control)

Typical usage ratio

• From 50% to 85% EVA based on sole flexibility, density, and rebound requirements, adjusted against crosslinker and filler loadings for either soft midsoles or higher-strength outsole applications

Downstream process integration

• Compounding with blowing agents and additives in intensive mixers; molding via compression or direct injection at 140–170°C; multi-stage curing for crosslinked foam structure

Final product types

• Sneaker midsoles
• Shower slippers and sandals
• Work boot outsoles
• Sporting goods padding

5. Solar Photovoltaic Encapsulant Sheet Production

Manufacturing lines producing photovoltaic (PV) module encapsulant sheets integrate this EVA resin to ensure clarity, UV stability, and durable lamination properties. Strict control of volatiles and crosslinking rates is required for encapsulation films. Encapsulant sheets serve as the bonding and insulating interface between glass, cells, and backsheets in PV modules, with processing recipes tuned for optical and weathering demands.

Industry compliance standards

• IEC 61215: Crystalline silicon terrestrial PV modules
• UL 1703: Flat-plate PV modules and panels
• ISO 9001: Quality management systems
• RoHS Directive 2011/65/EU

Typical usage ratio

• 95–100% EVA resin in encapsulant sheet production, with careful blending of crosslinkers, UV absorbers, and minimal additives to ensure required gel content and transparency

Downstream process integration

• Sheet extrusion followed by roll calendaring; integration of masterbatches for UV stability; lamination onto PV cells under heated vacuum conditions for module assembly

Final product types

• PV encapsulant films
• Solar panel laminates
• Thin-film solar cell encapsulation layers
• Glass-glass PV module interlayers

6. Toy and Baby Product Manufacturing

Producers of toys and baby care articles use this grade EVA due to its flexibility, non-toxicity, and compliance with global safety standards. Compound design and processing temperatures are carefully managed to avoid migration of unwanted substances, making it suitable for products with mouth contact or skin exposure. Blending ratios and pelletization influence softness and durability of the finished parts.

Industry compliance standards

• EN 71-3: Safety of toys – Migration of certain elements
• ASTM F963: Standard Consumer Safety Specification for Toy Safety
• EU Regulation No. 10/2011: Food contact plastics (for teethers, pacifiers)
• CPSC 16 CFR Part 1303: Lead content in children’s products

Typical usage ratio

• Up to 90%, depending on product type; elastomeric blends may decrease EVA content to increase stiffness for certain figures, while soft teethers and grips maximize EVA proportion

Downstream process integration

• Injection molding or rotational molding of granules; pigment and antioxidant addition controlled for food safety clearance; finished cycle temperature strictly regulated under 180°C

Final product types

• Baby teethers and pacifier elements
• Rattle and squeeze toys
• Toy figurine parts
• Bath toys