The Global Sealer Additives Market was valued at USD 11.8 Billion in 2024 and is projected to reach USD 16.2 Billion by 2030, growing at a Compound Annual Growth Rate (CAGR) of 5.4% during the forecast period (2024–2030). This growth is fueled by rapid expansion in global construction activities, increasing demand for high-performance protective coatings, and the accelerating adoption of sustainable and low-VOC (Volatile Organic Compound) formulations across the transportation and architectural sectors.

As infrastructure development accelerates and sustainability becomes a core industry focus, the role of additive manufacturers in enhancing sealant performance, durability, and environmental compliance is more critical than ever. In this analysis, we profile the Top 10 Companies in the Sealer Additives Industry—a diverse mix of global chemical giants, specialty manufacturers, and regional leaders shaping the future of surface protection.

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🔟 1. BASF SE

Headquarters: Ludwigshafen, Germany
Key Offering: Dispersants, Rheology Modifiers, Defoamers, Adhesion Promoters

BASF is a global leader in chemical solutions, offering a comprehensive portfolio of additives for sealants and adhesives. Their products are engineered to improve application properties, enhance durability, and meet stringent environmental standards, serving markets from automotive to construction.

Innovation and Sustainability Initiatives:

• Development of bio-based and low-VOC additive technologies

• Global production footprint ensuring supply chain resilience

• Committed to carbon-neutral growth ambitions by 2030

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9️⃣ 2. Dow Chemical Company

Headquarters: Midland, Michigan, USA
Key Offering: Silicone Additives, Acrylic Technology, Plasticizers

Dow delivers advanced materials science solutions, with a strong focus on silicone-based additives that provide superior weatherability, UV resistance, and flexibility to sealants. Their innovations are critical for high-performance applications in harsh environments.

Innovation and Sustainability Initiatives:

• Pioneering circular economy solutions for plastic materials

• Investments in digital tools for formulation optimization

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8️⃣ 3. Evonik Industries AG

Headquarters: Essen, Germany
Key Offering: Fumed Silica, Organosilanes, Crosslinkers

Evonik is a specialty chemicals powerhouse, renowned for its AEROSIL® fumed silica, a key additive that acts as a thixotrope, anti-sag agent, and reinforcement filler in sealants. Their products are essential for achieving desired rheological properties.

Innovation and Sustainability Initiatives:

• Focus on high-purity specialties for demanding applications

• R&D in sustainable silica production processes

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7️⃣ 4. Arkema Group

Headquarters: Colombes, France
Key Offering: Biobased Plasticizers, Rheology Modifiers, Photostabilizers

Arkema offers a diverse range of additive solutions through its subsidiaries, including Sartomer and Bostik. The company is at the forefront of developing sustainable alternatives, such as biobased plasticizers, to replace traditional phthalates.

Innovation and Sustainability Initiatives:

• Strong emphasis on green chemistry and bio-sourced products

• Expanding global capacity for specialty additives

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6️⃣ 5. Momentive Performance Materials Inc.

Headquarters: Waterford, New York, USA
Key Offering: Silicone Additives, Adhesion Promoters, Surface Modifiers

Momentive is a leading global supplier of silicone and specialty additives that enhance the performance of sealants. Their products improve adhesion to difficult substrates, provide thermal stability, and increase longevity.

Innovation and Sustainability Initiatives:

• Development of high-temperature resistant formulations

• Initiatives to reduce the environmental footprint of silicone production

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5️⃣ 6. Wacker Chemie AG

Headquarters: Munich, Germany
Key Offering: Silicone Resins, Binders, Hydrophobic Agents

Wacker is a major player in silicone chemistry, providing essential additives that impart water repellency, flexibility, and durability to construction and industrial sealants. Their HDK® pyrogenic silica is a benchmark product in the industry.

Innovation and Sustainability Initiatives:

• Innovations in silicone-hybrid technologies for enhanced performance

• Commitment to sustainable production through resource efficiency

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4️⃣ 7. BYK (ALTANA AG)

Headquarters: Wesel, Germany
Key Offering: Defoamers, Dispersants, Surface Additives, Rheology Modifiers

BYK is a world-renowned specialty additives supplier, offering a vast array of products that solve formulation challenges in sealants. Their expertise lies in optimizing processing, appearance, and durability for end-products.

Innovation and Sustainability Initiatives:

• Extensive R&D focused on tailor-made additive solutions

• Development of additives for water-based and high-solids systems

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3️⃣ 8. Elementis plc

Headquarters: London, United Kingdom
Key Offering: Organoclays, Rheological Additives, Antisettling Agents

Elementis specializes in rheology modifiers, particularly organoclay-based additives that provide excellent sag resistance and stability in solvent-based and high-solids sealants. They are a key partner for formulators seeking precise viscosity control.

Innovation and Sustainability Initiatives:

• Investment in eco-friendly rheology solutions

• Product development aligned with regulatory trends

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2️⃣ 9. Shin-Etsu Chemical Co., Ltd.

Headquarters: Tokyo, Japan
Key Offering: Silicone Fluids, Resins, Specialty Silicones

As one of the world’s largest silicone manufacturers, Shin-Etsu provides high-purity silicone additives that are critical for premium sealant formulations, offering exceptional weather resistance and longevity, especially in the Asian market.

Innovation and Sustainability Initiatives:

• Continuous expansion of silicone monomer and intermediate capacity

• Focus on high-value, performance-oriented specialties

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1️⃣ 10. Croda International Plc

Headquarters: Snaith, United Kingdom
Key Offering: Bio-based Surfactants, Polymer Additives, Sustainability Enablers

Croda leverages its expertise in bio-based chemistry to create innovative, sustainable additives for the sealants market. Their products often derive from natural raw materials, aligning with the industry’s shift towards greener formulations.

Innovation and Sustainability Initiatives:

• Ambitious sustainability targets, including a commitment to be Climate, Land, and People Positive by 2030

• Strong portfolio of eco-label compliant and renewable additives

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🏗️ Outlook: The Future of Sealer Additives Is Smarter and Greener

The sealer additives market is undergoing a significant transformation. While performance enhancement remains paramount, the industry is increasingly driven by sustainability mandates, digital formulation tools, and the demand for multifunctional products.

📈 Key Trends Shaping the Market:

• Rapid adoption of bio-based and renewable raw materials to reduce carbon footprint

• Regulatory push for low-VOC and non-hazardous formulations globally

• Digitalization of R&D through AI and machine learning for faster formulation

• Growing demand for multifunctional additives that simplify formulations and reduce costs

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Sealer Additives Market – View in Detailed Research Report

The companies listed above are not only supplying essential components—they are enabling the durability, sustainability, and intelligence of the built environment and manufactured products worldwide.