The Global Viscosity Index Improvers (VII) Market was valued at USD 4.15 Billion in 2025 and is projected to reach USD 6.18 Billion by 2032, growing at a Compound Annual Growth Rate (CAGR) of 5.8% during the forecast period (2025–2032). This robust growth trajectory is fueled by escalating demand for high-performance lubricants across automotive and industrial sectors, stringent fuel efficiency regulations, and the accelerating adoption of synthetic lubricants requiring advanced additive technologies.

As the global economy emphasizes equipment reliability and energy efficiency, the demand for lubricants that maintain optimal performance across extreme temperatures is paramount. Viscosity Index Improvers are the crucial additives that enable this performance. In this analysis, we profile the Top 10 Companies in the Viscosity Index Improvers Industry—a mix of chemical giants, specialized additive formulators, and regional powerhouses shaping the future of lubricant performance worldwide.

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🔟 1. The Lubrizol Corporation

Headquarters: Wickliffe, Ohio, USA
Key Offering: Polymethacrylate (PMA) VIIs, Olefin Copolymer (OCP) VIIs, Comprehensive Additive Packages

Lubrizol stands as a global leader in specialty chemicals, with its Engine Oil Additives division being a cornerstone of the VII market. The company offers a diverse portfolio of VII chemistries tailored for engine oils, transmission fluids, and hydraulic applications. Their advanced polymer technologies are renowned for excellent shear stability and low-temperature performance.

Innovation and Sustainability Initiatives:

• Development of next-generation VIIs for lower viscosity engine oils to improve fuel economy

• Investment in R&D for VIIs compatible with bio-based and recycled base oils

• Commitment to sustainable chemistry principles and reducing environmental footprint of additive manufacturing

Download FREE Sample Report: Viscosity Index Improvers (VII) Market – View in Detailed Research Report

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9️⃣ 2. Infineum

Headquarters: Milton Hill, Abingdon, United Kingdom
Key Offering: OCP-based VIIs, PMA VIIs, Multi-functional Additive Systems

As a joint venture between ExxonMobil and Shell, Infineum leverages vast resources and expertise to deliver high-performance VII solutions. The company focuses on creating additive systems where VIIs work synergistically with dispersants and detergents to provide comprehensive lubricant performance.

Innovation and Sustainability Initiatives:

• Pioneering VII technologies for extended drain intervals in heavy-duty diesel engines

• Developing solutions for emerging markets with unique lubricant requirements

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8️⃣ 3. Chevron Oronite Company LLC

Headquarters: San Ramon, California, USA
Key Offering: OCP VIIs, Styrene-based VIIs, Customized Additive Formulations

Chevron Oronite benefits from vertical integration with Chevron’s refining and base oil operations. This provides a unique advantage in developing VIIs that are optimized for specific base stock families, offering superior performance and compatibility.

Innovation and Sustainability Initiatives:

• Focus on VIIs for energy-efficient lubricants meeting ILSAC GF-6 and API SP specifications

• Expansion of manufacturing capacity in Asia to meet growing regional demand

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7️⃣ 4. Evonik Industries AG

Headquarters: Essen, Germany
Key Offering: VISCOPLEX® Polymethacrylate VIIs, Specialty Additives

Evonik is a specialty chemicals leader with a strong focus on high-performance PMA-based VIIs. Their VISCOPLEX® product line is particularly valued in applications requiring exceptional low-temperature fluidity and thermal stability, such as hydraulic systems and gear oils.

Innovation and Sustainability Initiatives:

• Development of VIIs for biodegradable and environmentally acceptable lubricants

• Innovation in VIIs for electric vehicle drivetrain fluids

Download FREE Sample Report: Viscosity Index Improvers (VII) Market – View in Detailed Research Report

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6️⃣ 5. Afton Chemical Corporation

Headquarters: Richmond, Virginia, USA
Key Offering: HiTEC® 6000 Series VIIs, Comprehensive Lubricant Additives

Afton Chemical, a subsidiary of NewMarket Corporation, is a major player in lubricant additives with a robust VII portfolio. The company focuses on developing additive technologies that meet evolving OEM requirements for improved fuel economy and emissions control.

Innovation and Sustainability Initiatives:

• Advanced VII formulations for next-generation low-viscosity engine oils

• Commitment to product stewardship and sustainable operations

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5️⃣ 6. Croda International Plc

Headquarters: Snaith, Goole, United Kingdom
Key Offering: Synthetic-based VIIs, Bio-derived Additive Components

Croda brings a unique perspective to the VII market with its focus on sustainable chemistry. While smaller in scale compared to the major additive companies, Croda is recognized for its innovation in developing high-performance, environmentally considerate additive solutions.

Innovation and Sustainability Initiatives:

• Research into bio-based VII precursors and sustainable manufacturing processes

• Development of VIIs for niche, high-value lubricant applications

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4️⃣ 7. Sanyo Chemical Industries, Ltd.

Headquarters: Kyoto, Japan
Key Offering: PAN-based VIIs, Specialty Polymer Additives

Sanyo Chemical is a leading chemical company in Asia with significant expertise in polymer additives. The company is particularly strong in the Asian market, offering VII technologies tailored to the specific requirements of Japanese and other Asian OEMs.

Innovation and Sustainability Initiatives:

• Strong focus on VIIs for automotive applications meeting JASO and other Asian specifications

• Investment in R&D for next-generation lubricant additives

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3️⃣ 8. Jinzhou Kangtai Lubricant Additives Co., Ltd.

Headquarters: Jinzhou, Liaoning, China
Key Offering: Cost-effective OCP VIIs, PIB-based Additives

As one of China’s leading lubricant additive suppliers, Jinzhou Kangtai plays a crucial role in serving the massive domestic market. The company offers competitive VII solutions that balance performance and cost, making them a key player in price-sensitive segments.

Innovation and Sustainability Initiatives:

• Expansion of production capacity to meet growing domestic demand

• Development of VIIs compliant with China’s evolving lubricant standards

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2️⃣ 9. LANXESS AG

Headquarters: Cologne, Germany
Key Offering: Additives for Synthetic Lubricants, Specialty Chemicals

LANXESS, known for its high-performance synthetic base stocks under the Berkley brand, also offers complementary additive solutions. Their expertise in synthetic lubricants provides insights into developing VIIs optimized for these demanding applications.

Innovation and Sustainability Initiatives:

• Focus on VIIs for high-performance synthetic lubricants in extreme conditions

• Development of additive solutions for industrial applications

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1️⃣ 10. Paras Lubricants Limited

Headquarters: Bahadurgarh, Haryana, India
Key Offering: VIIs for Industrial and Automotive Lubricants

Paras Lubricants is a significant regional player in the Indian subcontinent, offering a range of lubricant additives including VIIs. The company serves both the automotive and industrial sectors, with a strong presence in the price-sensitive Indian market.

Innovation and Sustainability Initiatives:

• Development of cost-effective VII solutions for emerging markets

• Expansion of product portfolio to meet BS-VI emission standards in India

Get Full Report Here: Viscosity Index Improvers (VII) Market – View in Detailed Research Report

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🔬 Outlook: The Future of Viscosity Index Improvers Is Smarter and More Sustainable

The Viscosity Index Improvers market is undergoing a significant transformation. While conventional VII chemistries continue to dominate volume, the industry is investing heavily in advanced polymer technologies, multifunctional additives, and sustainable solutions to meet evolving lubricant requirements.

📈 Key Trends Shaping the Market:

• Development of VIIs for ultra-low viscosity engine oils (0W-16, 0W-12) to maximize fuel economy

• Increasing demand for VIIs with enhanced shear stability for extended drain intervals

• Growth in synthetic and semi-synthetic lubricants driving demand for high-performance VIIs

• Rising importance of VIIs in electric vehicle transmission fluids and thermal management systems

Get Full Report Here: Viscosity Index Improvers (VII) Market – View in Detailed Research Report

The companies profiled above are not only supplying essential additives for today’s lubricants—they’re developing the advanced technologies that will enable the efficient and sustainable operation of machinery and vehicles for decades to come.