The Global Photovoltaic Grade PVB Interlayer Film Market was valued at USD 1.8 Billion in 2023 and is projected to reach USD 3.2 Billion by 2030, growing at a Compound Annual Growth Rate (CAGR) of 8.7% during the forecast period (2024–2030). This significant growth is primarily driven by the global expansion of solar energy capacity, stringent building safety regulations requiring robust solar module construction, and the increasing adoption of Building-Integrated Photovoltaics (BIPV).

As the world accelerates its transition to renewable energy, the critical role of high-performance encapsulation materials in ensuring the longevity and efficiency of solar panels is gaining prominence. In this industry analysis, we profile the Top 10 Companies in the Photovoltaic Grade PVB Interlayer Film Market—a group of global chemical giants and specialized material suppliers who are defining the standards for durability, clarity, and performance in solar module manufacturing.

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🔟 1. Eastman Chemical Company

Headquarters: Kingsport, Tennessee, USA
Key Offering: Saflex® PVB Interlayer Films for Solar

Eastman Chemical is a global leader in specialty materials and a pioneer in PVB technology. Its Saflex® brand is one of the most recognized names in interlayer films, offering specialized grades for photovoltaic applications that provide exceptional adhesion, optical clarity, and long-term durability against environmental stressors.

Innovation and Market Focus:

• Development of high-flow PVB formulations for faster lamination cycles
• Focus on enhanced UV stability to protect solar cells over 25+ year lifespans
• Strategic investments in capacity expansion to meet growing solar demand

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9️⃣ 2. Sekisui Chemical Co., Ltd.

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

Sekisui Chemical is a Japanese multinational and a dominant force in the global PVB film market. The company’s S-Lec™ films are renowned for their high purity and consistent quality, making them a preferred choice for high-efficiency solar modules, particularly in the Asian market.

Innovation and Market Focus:

• Proprietary manufacturing processes ensuring ultra-low yellowing index
• Strong R&D focus on improving moisture barrier properties
• Extensive global supply chain serving major solar panel manufacturers

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8️⃣ 3. Kuraray Co., Ltd.

Headquarters: Tokyo, Japan
Key Offering: Trosifol® PVB Interlayer Films

Kuraray, through its acquisition of the Trosifol® business, is a key global supplier of high-performance PVB films. The company offers a range of photovoltaic-grade films designed to maximize light transmission and provide superior protection for sensitive solar cells against potential-induced degradation (PID).

Innovation and Market Focus:

• Advanced formulations for reduced bubble formation during lamination
• Products tailored for both crystalline silicon and thin-film solar applications
• Commitment to sustainable manufacturing practices

Download FREE Sample Report: Global Photovoltaic Grade PVB Interlayer Film Market – View in Detailed Research Report

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7️⃣ 4. EVERLAM

Headquarters: ‘s-Heerenberg, Netherlands
Key Offering: EVERLAM™ PVB Interlayers

EVERLAM is a leading European producer of PVB interlayers, with a strong focus on the solar energy sector. The company provides customized PVB solutions that meet the specific requirements of solar module producers, emphasizing product consistency and technical support.

Innovation and Market Focus:

• Custom-grade PVB films for specialized BIPV applications
• Robust product quality control ensuring batch-to-batch consistency
• Strong distribution network across Europe and emerging markets

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6️⃣ 5. DuPont de Nemours, Inc.

Headquarters: Wilmington, Delaware, USA
Key Offering: Butacite® PVB Interlayer Films

DuPont is a historic leader in polymer science and a significant supplier of PVB interlayers. While also known for its ethylene-vinyl acetate (EVA) offerings, DuPont’s Butacite® PVB films are used in demanding solar applications where superior optical properties and long-term reliability are paramount.

Innovation and Market Focus:

• Legacy of material science expertise applied to photovoltaic encapsulation
• Development of anti-reflective and light-harvesting film technologies
• Global technical service team supporting solar manufacturers

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5️⃣ 6. Zhejiang Decent New Material Co., Ltd.

Headquarters: Jiaxing, Zhejiang, China
Key Offering: Photovoltaic Grade PVB Film

Zhejiang Decent is one of China’s leading manufacturers of PVB films, with a rapidly growing presence in the solar industry. The company benefits from proximity to the world’s largest solar manufacturing base and competes on both price and performance.

Innovation and Market Focus:

• Cost-competitive PVB films for mainstream solar panel production
• Rapid scaling of production capacity to meet domestic and international demand
• Focus on improving product performance to match international standards

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4️⃣ 7. Chang Chun Group

Headquarters: Taipei, Taiwan
Key Offering: PVB Resins and Films

Chang Chun Group is a major chemical conglomerate with integrated operations from PVB resin production to finished film. This vertical integration allows for tight quality control and cost management, making it a strong competitor in the Asian market.

Innovation and Market Focus:

• Vertical integration from raw materials to finished film products
• Development of specialized PVB grades for high-humidity operating environments
• Expansion of production facilities to serve global solar supply chains

Download FREE Sample Report: Global Photovoltaic Grade PVB Interlayer Film Market – View in Detailed Research Report

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3️⃣ 8. Huakai Plastic Co., Ltd.

Headquarters: Zhejiang, China
Key Offering: PVB Film for Solar Panels

Huakai Plastic is a specialized Chinese manufacturer focused on PVB film production for various applications, including photovoltaics. The company has gained significant market share by offering reliable products at competitive prices to the growing Chinese solar module industry.

Innovation and Market Focus:

• Focus on manufacturing efficiency and cost optimization
• Growing investment in R&D to enhance product technical specifications
• Strategic partnerships with domestic solar panel manufacturers

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2️⃣ 9. Tangshan JiChang New Material Technology Co., Ltd.

Headquarters: Tangshan, Hebei, China
Key Offering: Photovoltaic PVB Interlayer Film

Tangshan JiChang is an emerging player in the PVB film market, focusing on technological innovation and product quality. The company is investing in advanced production lines to capture a larger share of the premium segment of the solar market.

Innovation and Market Focus:

• Investment in state-of-the-art extrusion and conditioning technology
• Development of high-transparency, low-haze PVB films
• Targeting both domestic Chinese and export markets

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1️⃣ 10. Jiangsu Daruihengte Technology & Science Co., Ltd.

Headquarters: Zhenjiang, Jiangsu, China
Key Offering: Solar Grade PVB Encapsulation Film

Jiangsu Daruihengte is a technology-driven company specializing in advanced materials for the solar industry. The company focuses on developing PVB films with enhanced properties to meet the evolving requirements of next-generation solar cells, including perovskites and heterojunction technologies.

Innovation and Market Focus:

• R&D focused on compatibility with emerging solar cell technologies
• Development of films with improved thermal and mechanical stability
• Collaborations with research institutions and solar cell manufacturers

Get Full Report Here: Global Photovoltaic Grade PVB Interlayer Film Market – View in Detailed Research Report

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🌞 Outlook: The Future of PVB Films in Solar is Brighter and Smarter

The photovoltaic grade PVB interlayer film market is evolving rapidly, driven by the relentless growth of the global solar industry and the push for higher efficiency, longer-lasting modules. While PVB competes with other encapsulants like EVA and POE, its superior clarity, adhesion, and safety characteristics secure its position in many premium and specialized applications.

📈 Key Trends Shaping the Market:

• Rising demand for BIPV applications, where safety and aesthetics are critical
• Development of custom-formulated PVB for high-efficiency cell technologies like TOPCon and HJT
• Increasing emphasis on recyclability and end-of-life management of solar panels
• Geographic expansion of solar manufacturing capacity, particularly in Southeast Asia and the United States

Get Full Report Here: Global Photovoltaic Grade PVB Interlayer Film Market – View in Detailed Research Report

The companies profiled above are not just supplying a critical component; they are enabling the global energy transition by ensuring that solar panels deployed today will continue to generate clean electricity for decades to come.