Applications of Hanwha TotalEnergies E180A EVA in Industrial Manufacturing

Hanwha TotalEnergies E180A EVA, a high-quality ethylene vinyl acetate copolymer, finds specialized use in demanding industrial manufacturing sectors. Its balanced vinyl acetate content supports precise material properties, enabling reliable formulation and processing across multiple downstream industries where performance, compliance, and consistent quality are priorities.

1. Photovoltaic Encapsulation Films

Photovoltaic module manufacturing relies extensively on EVA resin as the encapsulant in solar panel laminates. Our E180A grade’s precise vinyl acetate percentage and uniform melt index deliver the key optical and crosslinking properties essential for high transmission and weather resistance. Customers in this sector employ E180A in the molten extrusion process, ensuring critical lamination adhesion between glass and silicon cells, while preventing delamination and yellowing over years of outdoor exposure.

Industry compliance standards

• IEC 61215 (Crystalline silicon terrestrial PV modules)
• UL 1703 (Standard for Flat-Plate Photovoltaic Modules and Panels)
• EN 50548 (Junction boxes in PV systems)
• ISO 9001:2015 (Quality Management System)

Typical usage ratio

• 65–75% of total encapsulant film formulation; ratio may adjust according to module design, climate zone durability, and expected UV exposure.

Downstream process integration

• Direct extruder feeding for film casting
• Film calendering and pre-curing stages
• Lamination between glass superstrate and crystalline silicon cells during vacuum lamination and crosslinking bake cycle
• Integration before module framing and edge sealing

Final product types

• Monocrystalline photovoltaic panels
• Polycrystalline solar modules
• Thin-film PV modules
• Bifacial solar panels

2. Hot Melt Adhesives for Hygiene Products

Producers of disposable hygiene items, such as diapers and feminine care pads, utilize E180A for its consistent flow, adhesion performance, and skin-contact safety. In hot-melt adhesive compounding, the material allows accurate viscosity control at application temperature, ensuring fast tack, bond strength, and odor stability. E180A blends into the adhesive base during bulk mixing and is dispensed through precision nozzles in automated assembly lines, delivering uniform coating and rapid bond set crucial for high-speed production.

Industry compliance standards

• 21 CFR 175.105 (FDA – Adhesives in food packaging)
• ISO 10993 (Biological evaluation for medical devices)
• EC No 1935/2004 (Materials in contact with food)
• ISO 22716 (Cosmetic GMP for hygiene products)

Typical usage ratio

• 15–40% of total hot melt adhesive composition, depending on bond strength, open time, and substrate requirements. Ratios tuned for fluidity and peel strength.

Downstream process integration

• Bulk incorporation into adhesive mixer with resin and plasticizers
• Molten application onto textile or nonwoven substrate during production lines
• Precise metering and slot coating at assembly point before product folding and cutting
• Immediate tack for structural bonding and fast throughput

Final product types

• Disposable baby diapers
• Feminine hygiene pads and liners
• Adult incontinence briefs
• Surgical and medical nonwovens

3. Wire & Cable Compounds for Low Voltage Insulation

EVA copolymers hold a crucial place in wire and cable jacketing compounds, delivering insulation, dielectrical stability, and low-temperature flexibility. E180A, due to its targeted melt flow and purity, provides essential processing for extrusion and co-extrusion with flame retardant fillers. Cable compounders introduce the material to masterbatch processes, ensuring balanced mechanical properties, and standardized flame resistance, and meeting stringent electrical safety criteria in building, automotive, and telecommunications infrastructure.

Industry compliance standards

• IEC 60502 (Power cables with extruded insulation)
• RoHS Directive 2011/65/EU (Restriction of hazardous substances)
• UL 2556 (Wire and Cable Test Methods)
• EN 50363 (Insulating and sheathing materials)

Typical usage ratio

• Up to 60% in cable insulation and sheathing compounds; final ratio adjusted for filler, plasticizer, and flame retardant load.

Downstream process integration

• Premixing of E180A pellets with antioxidants, lubricants, and flame retardant fillers
• Thermoplastic extrusion over copper or aluminum conductors during cable fabrication
• Cross-linking treatment (where applicable) before post-extrusion cooling baths
• Inline diameter and dielectric property QC inspection

Final product types

• Low-voltage power cables
• Building wire for residential and commercial installations
• Automotive sensor and control wiring
• Data and communication cables

4. Foamed Shoe Soles and Athletic Footwear Components

The footwear sector processes EVA copolymers to create lightweight, cushioning midsoles and shoe components. E180A resin offers controlled cell structure, resilience, and compression set resistance. Manufacturers combine E180A with blowing agents, cure initiators, and colorants in granulation and molding lines. The material undergoes precise pre-mixing and expanding in autoclave or injection foaming ovens, yielding finished parts that maintain elasticity and wear resistance for both mass sporting goods and specialty performance shoes.

Industry compliance standards

• ISO 20871 (Footwear – Sole adhesion performance)
• EN 20345 (Safety footwear requirements)
• REACH Regulation (EC) No 1907/2006 (Chemicals in footwear)
• SATRA TM77 (Cushioning and compression set test methods)

Typical usage ratio

• 60–85% in blended formulations for sole foams; varies with target density, hardness, and color masterbatch addition.

Downstream process integration

• Melt blending with foaming agents and crosslinker
• Granule extrusion or direct injection to sole molding lines
• High-pressure expansion followed by cooling demold and trimming
• Direct assembly into shoe uppers during main assembly

Final product types

• Injection-molded athletic midsoles
• Compression-molded shoe soles
• Anti-slip sandal and slipper bases
• Specialized safety boots and orthotic inserts

5. Film and Sheet for Packaging Applications

Industrial and consumer flexible packaging manufacturers employ E180A for technical film production. The material’s consistent optical clarity and puncture resistance support multilayer coextrusion for food, pharmaceutical, and industrial packaging. Processors dose E180A as the sealing layer in blown and cast film lines, where it integrates with polyolefins or barrier resins to achieve reliable sealability, low-temperature flexibility, and regulatory food contact compliance. The copolymer’s adaptability allows precise tailoring for form-fill-seal applications, lidding, and vacuum packaging.

Industry compliance standards

• 21 CFR 177.1350 (FDA – EVA for food contact)
• EU 10/2011 (Plastics for food contact applications)
• GMP Regulation (EC) 2023/2006
• BRC Global Standard for Packaging Materials

Typical usage ratio

• 10–45% as the sealant or modifier layer, depending on mechanical strength and clarity demands in multilayer structures.

Downstream process integration

• Metered feed in blown and cast film extruders
• Layer coextrusion with PE, PA, and barrier polymers
• Primary integration as sealing or peelable film surfaces
• Inline slitting, embossing, or surface corona treatment for printability and adhesion

Final product types

• Fresh food vacuum bags
• Resealable pouches
• Thermoforming lidding films
• Medical device sterile packaging

6. Masterbatch Carrier Resin in Pigment and Additive Concentrates

Masterbatch producers specify E180A as a matrix resin for pigment, additive, and functional concentrate compounding, especially where high dispersion and compatibility with polyolefins are required. Due to its controlled melt-flow, the resin absorbs high loadings of colorants and performance additives, maintaining processability and pellet integrity during high-shear compounding. E180A supports stable extrusion temperatures and excellent wetting, crucial for downstream processors using the masterbatch in film, molding, and fiber applications.

Industry compliance standards

• ISO 9001:2015 (Quality Management System for plastics compounding)
• Global Automotive Declarable Substance List (GADSL)
• REACH Regulation (EC) No 1907/2006
• Food contact standards dependent on pigment class

Typical usage ratio

• 55–75% of concentrate pellet mass; adjusted based on pigment surface area, target let-down ratio, and processing temperature.

Downstream process integration

• Direct addition to twin-screw extruder for concentrate compounding
• Incorporation of pigment, UV stabilizer, antioxidant, or slip agent powders
• Strand pelletizing and drying before final QC
• Masterbatch addition by downstream customer during film, fiber, or extrusion stage

Final product types

• Color and additive masterbatches for PE/PP film
• UV stabilizer concentrates for agricultural film
• Slip/anti-block additive pellets for rigid packaging
• Automotive and appliance component compounds