Polene EVA N8038 is a premium 18% ethylene vinyl acetate (EVA) copolymer resin from TPI Polene Public Company Limited (Thailand), produced via advanced high-pressure polymerization. Engineered for foam shoes, sheets, extrusion, cable jacketing, and industrial applications, N8038 stands out for its exceptional low-temperature resistance, superior elasticity, and reliable processability. Its tightly controlled molecular structure ensures batch-to-batch consistency, high mechanical strength, and outstanding foaming performance - making it the trusted choice for manufacturers seeking quality, compliance, and versatility.

In-Depth Product Description 

Polene EVA N8038 is produced via high-pressure polymerization, resulting in a soft, flexible thermoplastic copolymer with outstanding uniformity and mechanical properties. The 18 wt% vinyl acetate content is foam-optimized, providing a perfect balance of elasticity and low-temperature performance. N8038 is supplied as natural/white pellets (25 kg bags) and contains a standard thermal stabilizer package-no slip/antiblock additives, making it ideal for custom additive integration. The resin is FDA and EU food-contact compliant, RoHS/REACH certified, and meets global safety and labeling standards. Its low melting point (86°C) enables energy-efficient processing and fast cycle times, while excellent filler and blowing agent compatibility make it suitable for diverse industrial formulations. 

Applications 

Foam Shoes & Midsoles (55% Market Share) 

• Compression/injection molded EVA soles, midsoles, sandals, slippers, orthopedic insoles
• Delivers lightweight, resilient, and comfortable foam with uniform cell structure
• Maintains flexibility down to -40°C-ideal for outdoor and cold-climate footwear
• Used by leading Indian and global footwear brands and contract converters 

Foam Sheets & Cushioning (25% Market Share)

• Sports/yoga mats, protective packaging, equipment padding, anti-fatigue mats, acoustic panels
• Enables precise density control (40-150 kg/m³), excellent resilience, and long-term durability
• Non-hygroscopic and stable in humid or variable climates 

Extrusion Coating & Cable Insulation (12% Market Share)

• Flexible cable jacketing, industrial control cables, extrusion coatings for protective layers
• Maintains flexibility in extreme cold; suitable for halogen-free flame-retardant cables
• Used in both domestic and export cable applications 

Injection Molding & Consumer Goods (5% Market Share) 

• Flexible connectors, grips, appliance covers, vibration dampers, soft enclosures, toys
• Supports complex geometries and delivers high mechanical strength and flexibility 

Hot-Melt Adhesives & Specialty Compounds (3% Market Share) 

• Base resin for hot-melt adhesives, custom EVA blends, color/formulation masterbatches
• No slip/antiblock additives - ideal for custom compounding and specialty formulations 

Lotte Chemical EVA LVS520 is a next-generation, high-VA ethylene-vinyl acetate (EVA) copolymer engineered for foam applications, injection molding, and comfort-centric footwear. Developed by Lotte Chemical (South Korea) using proprietary tubular process technology, LVS520 stands out for its superior softness, fine-cell foamability, and robust mechanical properties-making it the top choice for Indian footwear manufacturers, foam converters, and cushion product makers. With a melt flow rate (MFI) of 3.0 g/10 min, vinyl acetate content of 22 wt%, density 0.943 g/cm³, tensile strength at break 200 kg/cm² (~19.6 MPa), elongation at break 750%, Shore hardness 78A, Vicat softening 53 °C, and melt temperature 79 °C, LVS520 delivers unmatched foam softness, flexibility, and energy-efficient processing. Its high VA content and moderate MFI enable precise compounding, uniform cell structure, and soft, durable foam products-ideal for comfort footwear, sports pads, and custom molded foam parts.

Functional Features & Technical Authority

• High VA Content (22% VA): Delivers exceptional softness, elasticity, and comfort-outperforming standard 18–19% foam EVAs for premium feel and flexibility.
• Optimized MFI (3.0): Supports controlled foam mixing, uniform additive dispersal, and easy flow in injection and sheet molding equipment, reducing defects and boosting productivity.
• Fine-Cell Foamability: Proprietary process ensures fine, uniform cell structure for lightweight, soft, and resilient foam products.
• Low-Temperature Processing: Melt temperature of 79 °C and Vicat 53 °C allow for energy-efficient, thermally gentle processing-preserving material integrity and additive performance.
• Soft Yet Durable: Shore A 78 and 750% elongation provide a cushioned feel with robust mechanical support, resisting cracking and fatigue over repeated use.
• Excellent Mechanical Strength: Maintains tensile strength (200 kg/cm²) and flexibility even after crosslinking and foaming, ensuring long-term durability in footwear and cushioning.
• Versatile Processing: Readily processable in kneading, milling, injection, and sheet molding setups-compatible with standard equipment and a wide range of foam formulations.
• Consistent Quality: Lotte Chemical’s global pedigree ensures batch-to-batch reliability, traceability, and regulatory compliance.

Applications

Foam Shoe Soles & Footwear Components:

LVS520 is the benchmark for soft, comfortable EVA foam shoe soles, insoles, and footbeds-delivering superior cushioning, flexibility, and impact absorption for casual, comfort, and recreational footwear. Its high VA content ensures a plush, premium feel while maintaining structural support.

Injection Molding & Sheet Molding:

Ideal for injection-molded EVA parts (grips, handles, decorative elements) and sheet-molded foam products (custom foam sheets, thermoformed pads, blocks). LVS520’s MFI 3.0 allows for smooth flow and easy coloring, supporting complex shapes and detailed parts.

Cushion Products & Protective Padding:

Perfect for sports equipment padding, industrial cushioning, protective packaging, mats, and playground surfaces. Fine-cell foam structure and high elongation enable effective impact absorption and comfort.

General EVA Foam & Industrial Compounds:

Adaptable for custom foam formulations, general foam sheets, blocks, and as a modifier resin to boost softness and flexibility in blends for technical and consumer applications.

Key Application Highlights:

• EVA foam shoe soles, insoles, footbeds, sandals, slippers
• Injection-molded EVA parts and foam sheets
• Cushion pads, sports/protective padding, comfort layers
• Custom foam blocks, industrial compounds, modifier resin

High-Performance EVA Copolymer for Cross-Linked Foam, Gaskets & Industrial Applications

Taisox EVA 7350M is the benchmark 18% vinyl acetate copolymer resin from Formosa Plastics (Taiwan), designed for high-performance, cross-linked foam and industrial applications. Manufactured using advanced high-pressure polymerization, this grade delivers exceptional crosslinkability, elasticity, and chemical resistance-making it the trusted choice for India’s leading footwear, gasket, cable, and technical compound manufacturers.

Product Overview & Manufacturing Excellence

Taisox EVA 7350M is a soft, flexible thermoplastic copolymer engineered for demanding environments. Its 18 wt% vinyl acetate content is optimized for cross-linking, delivering a unique combination of high elasticity (~800% elongation), mechanical strength, and chemical resistance. Manufactured by Formosa Plastics using proprietary high-pressure technology, every batch offers consistent melt flow, uniform molecular weight, and reliable mechanical properties. 

• Base Polymer: Ethylene-Vinyl Acetate Copolymer (EVA) 
• Vinyl Acetate Content: 18 wt% (optimized for cross-linking) 
• Melt Index: 2.5 g/10 min (@190°C/2.16kg) 
• Density: 0.938 g/cm³ 
• Melting Point: 84°C 
• Physical Form: Pellets/Granules (25 kg bags, natural/white) 
• Additives: 300 ppm thermal stabilizer, no slip/antiblock (enables custom formulation) 

 Why Taisox EVA 7350M Outperforms

• Highly Crosslinkable: Engineered for peroxide cross-linking; achieves 70-90% gel content for permanent thermoset foam. Delivers <10% compression set at 70°C-ideal for premium footwear, gaskets, and seals. 
• Exceptional Elasticity: ~800% elongation at break ensures maximum flexibility and comfort, even after cross-linking. 
• Outstanding Chemical Resistance: Superior resistance to UV, ozone, oils, solvents, and environmental stress-cracking-suitable for outdoor and industrial use. 
• Low Processing Temperature: 84°C melting point reduces energy costs, minimizes degradation, and allows faster production cycles. 
• Superior Durability: Cross-linked foam lasts 3-4x longer than uncross-linked EVA, with 5+ year lifespans in demanding applications. 

Detailed Applications & Market Segments

Cross-Linked Foam Shoes & Midsoles (50% Market Share)

• Where: Tamil Nadu, Haryana, Delhi NCR, Gujarat 
• Use: Athletic midsoles, premium slippers, orthopedic insoles, recovery footwear 
• Why: Delivers long-term cushioning, shape memory, and durability for high-wear products 
• How: Peroxide cross-linking (1-3% loading), compression/injection molding at 150-180°C, post-cure for best gel content 

Gaskets, Seals & Cable Compounds (25% Market Share) 

• Where: Haryana, Gujarat, Maharashtra 
• Use: HVAC/refrigeration gaskets, automotive weather seals, cable jacketing, vibration dampers 
• Why: Maintains flexibility at -70°C, resists compression set, and stands up to chemicals and oils 

Foam Sheets & Cushioning (15% Market Share) 

• Where: Tamil Nadu, Gujarat, Delhi NCR 
• Use: Sports mats, packaging foam, anti-fatigue flooring, acoustic panels 
• Why: Lightweight, customizable density, superior outdoor durability 

Injection-Molded Parts (8% Market Share) 

• Where: Pan-India (OEMs, job shops) 
• Use: Flexible connectors, soft-touch grips, tubing, dampers, enclosures 
• Why: Consistent melt flow, easy processing, perfect for complex geometries 

Blending & Specialized Compounds (2% Market Share)

• Where: Pan-India 
• Use: EVA blends, hot-melt adhesives, custom color/formulations 
• Why: No slip/antiblock, clean compounding, easy pigment/filler integration 

Hanwha TotalEnergies EVA E181L is an advanced 18% vinyl-acetate EVA copolymer engineered for high-speed T-die extrusion coating of BOPP film, kraft paper, aluminium foil, and flexible packaging. Manufactured by Hanwha TotalEnergies (South Korea) using proprietary high-pressure tubular polymerization, E181L delivers MFI 25 g/10 min, VA 18 wt%, density 0.940 g/cm³, tensile yield 125 kg/cm² (~12.3 MPa), elongation >600%, Vicat 56°C, melting point 83°C—making it the top choice for converters running high-productivity coating lines across India.

Key Functions, Features & Specs - Technical Authority

• 18%-VA-Adhesive: 18% VA content ensures strong adhesion to BOPP, kraft paper, foil, and film substrates.
• 25-MFI-HighSpeed: Melt index 25 g/10 min enables rapid, thin-layer extrusion at high line speeds.
• Optical-Clear: Proprietary tubular process yields excellent optical clarity and low gel level for transparent coatings.
• Coating-Focused: Explicitly designed for T-die extrusion coating—distinct from foam or general film EVAs.
• Balanced-Drawability: Stable film geometry, well-balanced drawability, and neck-in for reliable production.

Detailed Applications - Where E181L Excels

Extrusion Coating for Flexible Packaging (Core)

• BOPP film coating: For snacks, bakery, and dried goods packaging—moisture barrier, breathable, and printable.
• Kraft paper lamination: For food wraps, burger wrappers, pizza boxes—moisture and grease resistance.
• Aluminium foil lamination: For flexible, printable food packaging and technical laminates.
• Multi-layer films: EVA as a heat-seal or adhesion layer in co-extruded food packaging.

Why E181L:

High MFI allows thin, uniform coatings at high speed; 18% VA ensures strong substrate adhesion; low gel level and high clarity guarantee premium film quality.

General Flexible Packaging Films

• Stand-up pouches, gusset pouches, and laminates for non-food (cosmetics, detergents, industrial goods).
• Technical films, agricultural films with EVA heat-seal layer.

Specialty & Technical Films

• Tarpaulins, industrial tarps, protective films for glass, plastic, and metal.
• Custom laminates where clarity, adhesion, and thin-film performance are critical.

Miscellaneous Coating Applications

• Cable sheathing (select cases), film-to-substrate adhesive layers, industrial bonding.