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Precision-engineered EVOH resin grades delivering exceptional oxygen barrier performance for food packaging, industrial, and specialty applications.
TPS EVOH 3201-CP Resin — Thermostability High Barrier Material for Food Packaging
TPS EVOH 3801-SF — High Oxygen Barrier Recyclable Casual Food Packaging Material
SVW™ EW-3201S — EVOH High-Barrier Material for Industrial Oxygen Barrier Applications
TPS EVOH 2901-AF — Biodegradable UV Resistant Specialized Agricultural Film Barrier Material
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Ethylene Vinyl Alcohol (EVOH) is a semi-crystalline, thermoplastic copolymer renowned for its extraordinary gas barrier properties — particularly its ability to block oxygen, carbon dioxide, aromas, and organic solvents. As a raw material for oxygen barrier plastic structures, EVOH resin is produced by the saponification (hydrolysis) of ethylene vinyl acetate (EVA) copolymers, resulting in a material with a tightly packed hydroxyl-rich molecular structure that physically impedes gas molecule permeation.
The ethylene content — typically ranging from 24 mol% to 48 mol% — directly governs the balance between barrier performance and processability. Lower ethylene content grades (e.g., 29 mol%) deliver superior oxygen barrier at low humidity, making them ideal for dry food packaging, pharmaceutical blisters, and precision industrial seals. Higher ethylene content grades (e.g., 38–44 mol%) offer improved melt processability and moisture resistance, expanding their utility to demanding co-extrusion and blow-molding applications.
Unlike single-layer polyethylene or polypropylene films, EVOH is almost always used as a core barrier layer within a multilayer co-extruded structure — sandwiched between polyolefin layers and bonded with tie-layer adhesive resins. This architecture combines the mechanical toughness and moisture resistance of polyolefins with the unmatched gas barrier of EVOH, creating high-performance packaging films, bottles, pipes, and specialty laminates.
Understanding where the global EVOH market stands — and where it is headed — is essential for procurement, R&D, and strategic investment decisions.
The global EVOH resin market is projected to grow at a CAGR of 5.8–7.2% through 2030, driven by rising consumer expectations for food safety, extended shelf life, and reduction of food waste. Asia-Pacific — led by China, Japan, and South Korea — now accounts for over 42% of global consumption, with demand accelerating in pharmaceutical and automotive sectors.
Regulatory pressure from the EU Single-Use Plastics Directive and global ESG mandates is reshaping EVOH formulation strategies. Brands are actively seeking mono-material compatible EVOH grades and thinner barrier layers that maintain performance while improving recyclability. Bio-based EVOH — derived from sugarcane ethylene — is gaining commercial traction as a lower-carbon alternative.
Major EVOH producers are investing heavily in new production capacity across China and Southeast Asia to reduce dependence on Japanese and European supply chains. Domestic Chinese EVOH production — including TPS's Chongqing R&D and production base — is rapidly closing the quality gap with established international brands, offering competitive pricing with globally benchmarked performance.
Next-generation multilayer film lines now incorporate 9–11 layers, with EVOH barrier layers as thin as 3–5 microns achieving performance equivalent to older 15–20 micron layers. This down-gauging trend reduces raw material cost per unit while maintaining barrier integrity, incentivizing adoption across cost-sensitive markets like flexible snack packaging and agricultural films.
EVOH's penetration into non-food sectors is accelerating. In automotive, EVOH multilayer fuel tanks and barrier hoses are now standard in hybrid and combustion vehicles due to stricter CARB and Euro 7 evaporative emission regulations. Industrial applications — including chemical-resistant liners, agricultural barrier films, and medical device packaging — are growing at double-digit rates.
Post-pandemic investment in pharmaceutical supply chain resilience has driven significant growth in EVOH-based blister packaging, cold-chain pouches, and sterile barrier systems. EVOH's compliance with FDA, EU 10/2011, and GB 9685 food and pharma contact regulations makes it a preferred material for drug packaging requiring oxygen-sensitive stability over 24–36 month shelf lives.
Since its establishment in 1950, TPS Specialty Chemical Limited has always focused on innovation and development in the chemical industry. Headquartered in Argentina, after more than 70 years of development, TPS has grown into one of the leading companies in the global chemical industry. We have branches around the world, especially in Hong Kong, which has laid the foundation for our rapid growth in the global market. As a company with an international vision, TPS actively seeks in-depth cooperation with well-known local chemical companies in many countries and regions to jointly develop a series of innovative products with market competitiveness.
Founded in 1950, TPS Specialty Chemicals Co., Ltd. is a global supplier of specialty chemicals and polymer materials, providing a comprehensive product portfolio and full-service solutions to customers worldwide. Guided by the philosophy of "complete product categories, integrated services, and deep value-chain expertise," TPS focuses on EVOH resin, CPP and PVDC raw materials, specialty equipment, and high-performance plastic additives, delivering reliable and efficient solutions for diverse industrial applications.
In the Chinese mainland, TPS has set up the R&D center in Chongqing City to focus on the research and development of high-tech materials and successfully launched high-barrier material EVOH resin. This product is widely used in food packaging, medicine and cosmetics with its excellent gas barrier properties and chemical stability, meeting the market's growing demand for high-performance materials. Our R&D team combines the technical advantages of multi-parties and is committed to continuously improving the quality and performance of products in order to better serve customers and the market.
TPS Specialty Chemical Limited has a team of experienced professionals, including chemical engineers, R&D experts and marketing personnel. With their deep industry knowledge and rich practical experience, they provide strong support for the company's continuous innovation and development. We always attach importance to the growth and training of employees, and strive to encourage teamwork and innovation in a positive working environment so that every employee can fully realize their potential.
Independent R&D capabilities, multiple patents, advanced production processes and technological innovation — meeting market demand for high-quality EVOH barrier products.
Large plant and production scale enable efficient production capacity, achieving large-scale EVOH output and reducing unit costs for global customers.
Diversified EVOH grades covering food packaging, pharmaceutical, agricultural, industrial, and automotive applications — one partner for all barrier needs.
R&D center in Chongqing with convenient transportation — streamlining raw material procurement, production logistics, and global distribution efficiency.
Committed to sustainable development — adopting environmentally friendly materials and technologies, meeting modern environmental standards and ESG expectations.
From farm to pharmacy, EVOH's oxygen barrier performance enables mission-critical protection across diverse industries.
EVOH is the backbone of modern MAP (Modified Atmosphere Packaging) and vacuum packaging for perishable foods. In multilayer thermoformed trays, stand-up pouches, and barrier bottles, EVOH's oxygen transmission rate (OTR) as low as 0.01–0.05 cc·mm/m²·day·atm at 20°C/65%RH enables shelf life extensions of 3–10× compared to single-material alternatives. Applications include fresh meat, processed cheese, ready-meals, infant formula, edible oils, and premium beverages.
EVOH multilayer fuel tanks (typically 6-layer HDPE/adhesive/EVOH/adhesive/regrind/HDPE) are mandated for compliance with CARB Tier III and EU Stage II evaporative emission standards. EVOH's hydrocarbon barrier reduces fuel permeation by over 99% versus monolayer HDPE. Beyond fuel tanks, EVOH barrier hoses, filler necks, and vapor canisters are standard in modern combustion and hybrid vehicles globally.
EVOH is FDA 21 CFR and EU 10/2011 compliant for pharmaceutical contact. In blister packaging for tablets and capsules, EVOH barrier layers protect moisture- and oxygen-sensitive APIs across 24–36 month shelf lives. EVOH-based IV bag films, sterile barrier pouches, and medical device packaging are critical in hospital supply chains. The material's transparency and formability make it ideal for visual inspection requirements in GMP environments.
Specialty EVOH grades with UV resistance and biodegradable formulations — such as TPS EVOH 2901-AF — are engineered for silage films, fumigation barrier films, and greenhouse covers. EVOH's oxygen barrier in silage applications prevents aerobic spoilage, preserving nutritional value of stored forage. Biodegradable EVOH blends reduce agricultural plastic waste, aligning with EU Farm to Fork strategy targets for sustainable agriculture.
Looking to the future, TPS Specialty Chemical Limited will continue to expand its global business and actively respond to market challenges with the purpose of "innovation-driven, win-win cooperation." We believe that through close cooperation with partners, TPS will play a more important role in the global chemical industry and create greater value for customers and society. Contact our technical team today to discuss your specific EVOH barrier requirements, request samples, or obtain competitive pricing for your application.
Explore our comprehensive portfolio of EVOH high-barrier raw material grades — engineered for every oxygen barrier application from food packaging to industrial sealing.
TPS EVOH 3201-CP Resin Thermostability High Barrier Material Food Packaging Plastic
High Oxygen Barrier Recyclable Casual Food Packaging Material TPS EVOH 3801-SF
SVW™ EW-3201S EVOH High-Barrier Material for Industrial Applications
TPS EVOH 2901-AF Biodegradable UV Resistant Specialized Agricultural Film Barrier Material
SVW™ EW-3801S EVOH High-Barrier Material for Food Packaging Applications
SVW™ EW-2901S EVOH High-Barrier Material for Professional Packaging
EVOH EW-3801 Thermoplastic High Barrier Material Laminated Plastic
EVOH 2901-AP The Ultimate Barrier Material for Automotive Components