The Global High Viscosity PVB Resin Market was valued at USD 2.8 Billion in 2025 and is projected to reach USD 4.1 Billion by 2034, growing at a Compound Annual Growth Rate (CAGR) of 5.2% during the forecast period (2024–2030). This robust growth trajectory is primarily fueled by a surge in demand from the construction and automotive sectors, particularly for laminated safety glass used in architectural applications and vehicle windshields.

As global building safety standards become more stringent and the automotive industry continues its pursuit of lightweight, high-performance materials, the role of Polyvinyl Butyral (PVB) resin as a critical interlayer is more important than ever. In this blog, we profile the Top 10 Companies in the High Viscosity PVB Resin Industry—a group of chemical giants and specialized manufacturers who are driving innovation and setting the standards for safety and performance.

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🔟 1. Eastman Chemical Company

Headquarters: Kingsport, Tennessee, USA
Key Offering: Saflex® PVB Interlayers (Standard & High Performance Grades)

Eastman Chemical is a global leader in the PVB resin and interlayer market, renowned for its Saflex® brand. The company offers a wide portfolio of high-viscosity PVB resins engineered for superior optical clarity, adhesion, and acoustic performance in laminated glass. Eastman serves major architectural and automotive glass manufacturers worldwide.

Innovation Initiatives:

• Development of advanced acoustic and solar-control interlayers
• Investment in recycling technologies for post-consumer PVB
• Expansion of production capacity in Asia and Europe to meet growing demand

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9️⃣ 2. Kuraray Co., Ltd.

Headquarters: Tokyo, Japan
Key Offering: Trosifol® PVB Film, High Viscosity PVB Resin

Kuraray is another dominant force in the PVB market, with its Trosifol® brand being a key competitor to Saflex. The company’s high-viscosity PVB resins are known for their exceptional durability, weather resistance, and safety performance. Kuraray has a strong presence in both the automotive OEM and architectural glass segments.

Innovation Initiatives:

• Focus on ultra-clear and extra-stiff PVB grades for structural glazing
• Strategic partnerships with automotive giants for next-generation windshield technology
• Commitment to sustainability through bio-based raw material research

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High Viscosity PVB Resin Market – View in Detailed Research Report

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8️⃣ 3. Sekisui Chemical Co., Ltd.

Headquarters: Osaka, Japan
Key Offering: S-Lec™ PVB Resins and Films

Sekisui Chemical is a major global supplier of PVB interlayer films and resins. Its S-Lec™ brand is widely used in automotive and building applications. The company’s high-viscosity PVB resins are formulated to provide excellent penetration resistance and UV stability, which are critical for long-term performance in laminated glass.

Innovation Initiatives:

• Development of high-flow PVB resins for complex glass laminating processes
• Enhanced flame-retardant PVB grades for specialized architectural applications
• Global production network ensuring supply chain resilience

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7️⃣ 4. DuPont de Nemours, Inc.

Headquarters: Wilmington, Delaware, USA
Key Offering: Butacite® PVB Interlayers

DuPont has a long and storied history in the PVB interlayer business with its Butacite® product line. While the company has faced increased competition, it remains a significant player, particularly in North America. DuPont’s high-viscosity PVB resins are valued for their consistent quality and performance in safety glass applications.

Innovation Initiatives:

• R&D focused on improving the weatherability and yellowness index of PVB interlayers
• Application engineering support for custom laminated glass solutions

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6️⃣ 5. Changchun Group

Headquarters: Taipei, Taiwan
Key Offering: PVB Resins and Films for Laminated Glass

Changchun Group is a leading chemical company in Asia with a significant presence in the PVB resin market. The company produces a range of high-viscosity PVB resins that cater to the growing demand in the Asia-Pacific region, particularly from China’s booming construction and automotive industries.

Innovation Initiatives:

• Expansion of PVB resin production capacity to capture regional market share
• Development of cost-effective PVB solutions without compromising on safety standards

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5️⃣ 6. Anhui Wanwei Group Co., Ltd.

Headquarters: Chaohu, Anhui, China
Key Offering: High Viscosity PVB Resin, PVB Film

Anhui Wanwei Group is one of China’s largest producers of PVB resin and a key supplier to the domestic and international markets. The company has vertically integrated operations, producing key raw materials, which gives it a competitive advantage in cost and supply stability for its high-viscosity PVB resin products.

Innovation Initiatives:

• Significant capital investment in expanding and modernizing PVB resin production lines
• Focus on improving product quality to meet stringent international automotive standards

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High Viscosity PVB Resin Market – View in Detailed Research Report

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4️⃣ 7. MEIBANG Resin

Headquarters: Hangzhou, Zhejiang, China
Key Offering: Specialty PVB Resins

MEIBANG Resin is a specialized manufacturer focusing on high-performance PVB resins. The company has carved out a niche by providing tailored PVB solutions for specific applications, including colored and patterned interlayers for decorative laminated glass, which increasingly use high-viscosity resins for structural integrity.

Innovation Initiatives:

• Specialization in custom-formulated PVB resins for niche architectural applications
• R&D in additive technologies to enhance functional properties of PVB

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3️⃣ 8. Chengdu Longcheng Hightech Materials Co., Ltd.

Headquarters: Chengdu, Sichuan, China
Key Offering: High Viscosity PVB Resin for Automotive Glass

Chengdu Longcheng is a prominent Chinese manufacturer with a strong focus on supplying the automotive glass industry. The company’s high-viscosity PVB resins are engineered to meet the demanding performance requirements of modern vehicle windshields, including head-up display (HUD) compatibility and advanced driver-assistance systems (ADAS).

Innovation Initiatives:

• Development of PVB resins with optimized optical properties for HUD integration
• Close collaboration with Chinese automotive glass makers

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2️⃣ 9. Everlam NV

Headquarters: Hoogstraten, Belgium
Key Offering: EVALAM® PVB and Ionoplast Interlayers

Everlam, a European specialist, is known for its EVALAM® brand of interlayers. While the company produces a range of products, it offers high-viscosity PVB resins suitable for demanding structural and security glazing applications. Its geographic location provides a strategic advantage in serving the European market.

Innovation Initiatives:

• Focus on high-performance interlayers for blast mitigation and burglary-resistant glass
• Investment in technologies that combine PVB with other polymers for enhanced properties

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1️⃣ 10. Other Key Regional Players

Headquarters: Various
Key Offering: Regional PVB Resin Supply

This category encompasses several other significant manufacturers that play crucial roles in their respective regions. Companies in India, Southeast Asia, and the Middle East are expanding their PVB resin production capabilities to reduce import dependency and serve local growing construction markets with high-viscosity grades required for structural and safety glass.

Market Role:

• Catering to the specific needs of emerging economies
• Providing cost-competitive alternatives in regional markets
• Supporting the local manufacturing ecosystem for laminated glass

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🌍 Outlook: The Future of High Viscosity PVB Resin is Smarter and More Sustainable

The high viscosity PVB resin market is evolving beyond its traditional role as a simple safety interlayer. It is becoming an enabling material for smart buildings, energy-efficient vehicles, and innovative architectural designs.

📈 Key Trends Shaping the Market:

• Increasing demand for acoustic PVB interlayers in urban construction for noise reduction
• Growth in photovoltaic (BIPV) laminated glass, using PVB as the encapsulation material
• Development of PVB resins compatible with dynamic glass technologies (e.g., suspended particle device or electrochromic glass)
• Strong focus on recycling and circular economy models for end-of-life laminated glass

Get Full Report Here:
High Viscosity PVB Resin Market – View in Detailed Research Report

The companies profiled above are not just supplying a chemical product; they are providing the essential material that makes modern safety glass possible, enabling the transparent, secure, and sustainable built environment of the future.