Top 10 Companies in the Global Solar Energy Adhesive Market (2026): Market Leaders Powering Global Solar Energy

MARKET INSIGHTS

The Global Solar Energy Adhesive market size was valued at USD 678.4 million in 2024. The market is projected to grow from USD 745.2 million in 2025 to USD 1.35 billion by 2032, exhibiting a CAGR of 10.4% during the forecast period.

Solar energy adhesives are specialized bonding materials designed for photovoltaic module assembly and installation, providing critical durability against environmental stressors while maintaining electrical insulation properties. These formulations include epoxy-based, polyurethane-based, and silicone-based adhesives, with ethylene-vinyl acetate (EVA) remaining the dominant technology due to its proven encapsulation performance.

Market expansion is being driven by accelerating global solar capacity additions, which reached 268 GW in 2023 according to industry data. The transition toward high-efficiency solar modules has increased demand for advanced adhesive solutions, particularly in the bifacial module segment where adhesive performance directly impacts energy yield. Recent material innovations focus on improving UV resistance and thermal cycling performance, with leading manufacturers introducing next-generation formulations that can withstand over 1,500 thermal cycles while maintaining 90%+ bond strength retention.

Global Solar Energy Adhesive Market – View in Detailed Research Report

Top 10 Companies in the Global Solar Energy Adhesive Market (2026)

10️⃣ 1. Henkel AG & Co. KGaA

Headquarters: Düsseldorf, Germany
Key Offering: EVA-based encapsulants, silicone adhesives, high-durability structural bonding agents

Henkel has positioned itself as a leader in the solar adhesive segment by leveraging its extensive R&D capabilities and global supply chain. Its product portfolio spans encapsulants for crystalline silicon modules and advanced silicone formulations for BIPV applications, ensuring high thermal stability and UV resistance. The company’s adhesives are widely adopted by major PV module manufacturers in Asia Pacific, Europe, and North America.

Sustainability Initiatives:

• Reduction of VOC content in all adhesive lines
• Investment in circular economy packaging solutions
• Target to achieve carbon neutrality in production by 2030

10️⃣ 2. Dow Inc.

Headquarters: Midland, Michigan, USA
Key Offering: Silicone and polyurethane-based bonding agents, fast-curing encapsulants

Dow’s solar adhesives focus on delivering rapid cure times and robust adhesion under extreme temperature swings. The company’s high-durability formulations are engineered for utility-scale solar farms and thin-film module manufacturing, providing superior moisture barrier properties.

Sustainability Initiatives:

• Development of low-VOC epoxy resins
• Partnerships with PV manufacturers to optimize adhesive usage
• Commitment to reduce greenhouse gas emissions across the supply chain

10️⃣ 3. 3M Company

Headquarters: St. Paul, Minnesota, USA
Key Offering: Advanced silicone adhesives, epoxy-based structural bonding tapes

3M’s portfolio includes high-performance silicone adhesives that offer excellent flexibility and long-term weathering resistance. The company’s adhesives are tailored for both crystalline silicon and thin-film PV modules, supporting high-efficiency production lines.

Sustainability Initiatives:

• Investment in bio-based adhesive precursors
• Lifecycle assessment programs for all product lines
• Goal to achieve net-zero emissions by 2040

10️⃣ 4. H.B. Fuller Company

Headquarters: St. Louis, Missouri, USA
Key Offering: Epoxy and polyurethane adhesives, fast-curing encapsulants

H.B. Fuller provides a range of adhesives that combine high bond strength with fast cure times, enabling increased throughput for PV module assembly. Their formulations are optimized for high-temperature environments and long-term UV exposure.

Sustainability Initiatives:

• Development of low-VOC and zero-VOC adhesive systems
• Collaboration with solar OEMs on material efficiency
• Carbon footprint reduction targets for 2035

10️⃣ 5. Sika AG

Headquarters: Baar, Switzerland
Key Offering: Silicone-based encapsulants, polyurethane bonding agents

Sika’s adhesives are known for their high moisture barrier performance and long-term durability. The company focuses on delivering solutions that meet stringent quality standards for utility-scale and BIPV installations.

Sustainability Initiatives:

• Use of recycled content in packaging
• Research into biodegradable adhesive formulations
• Target to reduce CO₂ emissions by 30% by 2035

10️⃣ 6. Wacker Chemie AG

Headquarters: Mannheim, Germany
Key Offering: Silicone adhesives, epoxy-based structural bonding agents

Wacker’s high-performance silicone adhesives deliver superior thermal stability and UV resistance, making them ideal for solar modules operating in harsh environments. The company’s fast-curing formulations enhance manufacturing efficiency.

Sustainability Initiatives:

• Investment in renewable energy for manufacturing sites
• Development of low-VOC adhesive lines
• Carbon-neutral production goal by 2040

10️⃣ 7. Evonik Industries AG

Headquarters: Essen, Germany
Key Offering: Specialty silicone and polyurethane adhesives, high-durability encapsulants

Evonik specializes in advanced adhesive chemistries that provide exceptional long-term UV and thermal resistance. Their formulations are tailored for high-efficiency PV modules and thin-film technologies.

Sustainability Initiatives:

• Development of bio-based adhesive components
• Life-cycle assessment for all product lines
• Target to achieve carbon neutrality by 2035

10️⃣ 8. Shanghai Huitian New Material Co., Ltd.

Headquarters: Shanghai, China
Key Offering: Silicone and epoxy-based adhesives for crystalline silicon and thin-film PV modules

Shanghai Huitian serves the China market with cost-effective, high-performance adhesives that meet local quality requirements. The company focuses on fast-curing formulations to support high-volume manufacturing.

Sustainability Initiatives:

• Use of recycled feedstock in adhesive production
• Collaboration with local PV manufacturers to optimize adhesive usage
• Goal to reduce energy intensity by 20% by 2030

10️⃣ 9. LORD Corporation (Parker Hannifin)

Headquarters: Wilmette, Illinois, USA
Key Offering: Structural adhesive and bonding solutions for solar sector

LORD provides high-strength adhesives that replace mechanical fasteners in frameless module designs. Their products deliver excellent load distribution and vibration damping, essential for lightweight PV modules.

Sustainability Initiatives:

• Reduction of VOC emissions in adhesive lines
• Partnerships with solar OEMs to improve material efficiency
• Commitment to circular economy packaging

10️⃣ 10. Epic Resins

Headquarters: Los Angeles, California, USA
Key Offering: Specialty encapsulants and potting compounds for PV modules

Epic Resins offers niche adhesive solutions that provide superior moisture protection and electrical insulation. Their products are used in high-performance PV modules and specialized thin-film applications.

Sustainability Initiatives:

• Development of low-VOC potting compounds
• Collaboration with PV manufacturers on material optimization
• Goal to reduce carbon footprint by 25% by 2035

Download FREE Sample Report

Get Full Report

📈 Market Outlook

The Global Solar Energy Adhesive market is poised for significant expansion, driven by the rapid growth of solar PV installations and the shift toward lightweight, frameless module designs. Key drivers include:

• Continued increase in solar capacity additions, projected to reach 400 GW by 2034
• Adoption of high-efficiency crystalline silicon and thin-film modules requiring advanced bonding solutions
• Growing demand for BIPV and distributed solar solutions
• Investment in R&D for high-durability, low-VOC adhesives

🔮 Future Trends

Emerging trends shaping the next decade of the solar adhesive market include:

• Development of bio-based and recyclable adhesive chemistries
• Integration of smart sensor technologies for in-situ monitoring of adhesive performance
• Expansion of perovskite‑silicon tandem and heterojunction modules demanding specialized adhesive interfaces
• Increased focus on sustainability certifications such as ISO 14001 and REACH compliance