The Global Liquid Sealing Agents Market was valued at USD 823 million in 2025 and is projected to reach USD 1.12 billion by 2032, growing at a Compound Annual Growth Rate (CAGR) of 4.9% during the forecast period (2025–2032). This steady expansion is being driven by increasing demand across automotive manufacturing, construction projects, and industrial maintenance applications, alongside a growing emphasis on eco-friendly, low-VOC formulations that meet evolving environmental standards worldwide.

As the sealing industry transforms toward high-performance, sustainable chemistry and smarter application technologies, the spotlight is on the key manufacturers who are driving innovation, product quality, and greener material pathways. In this blog, we profile the Top 10 Companies in the Global Liquid Sealing Agents Industry—a mix of specialty chemical giants, advanced materials leaders, and niche innovators shaping the future of sealing solutions across construction, transportation, electronics, and healthcare sectors.

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🕐 1. Henkel AG & Co. KGaA

Headquarters: Düsseldorf, Germany
Key Offering: Loctite® Silicone, Polyurethane, and Anaerobic Liquid Sealants

Henkel is widely recognized as one of the global leaders in adhesive and sealing technologies. Through its flagship Loctite brand, the company delivers a comprehensive portfolio of liquid sealing agents serving automotive OEMs, industrial machinery manufacturers, construction contractors, and electronics assemblers. Henkel’s formulations are trusted across industries for their superior bond strength, chemical resistance, and long-term durability.

Innovation Highlights:

• Extensive range of low-VOC and solvent-free sealant formulations

• Advanced anaerobic and silicone-based products for precision sealing in automotive powertrains

• Committed to achieving climate-positive operations through sustainable product development

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&#9️⃣ 2. 3M Company

Headquarters: Saint Paul, Minnesota, USA
Key Offering: Silicone Sealants, Polyurethane Sealants, and Specialty Adhesive Compounds

3M is a diversified technology and materials science company with a powerful presence in the liquid sealing agents segment. Its broad sealant product line is deployed across automotive assembly, construction, aerospace, and electronics markets. 3M’s research capabilities allow it to continuously develop next-generation formulations that address emerging performance and sustainability requirements.

Innovation Highlights:

• Rapid-cure and high-temperature-resistant silicone sealants for demanding industrial environments

• Specialized sealing solutions for electric vehicle battery systems and EV infrastructure

• Ongoing investment in bio-based and recyclable material chemistries

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&#8️⃣ 3. Sika AG

Headquarters: Baar, Switzerland
Key Offering: Sikaflex® Polyurethane Sealants, SikaSil® Silicone Sealants

Sika AG is a specialty chemicals company with a particularly strong foothold in the construction and automotive sectors. Its Sikaflex and SikaSil product lines are among the most widely specified liquid sealing agents for facade glazing, curtain walls, structural bonding, and transportation applications. Sika’s global manufacturing network and technical service teams ensure consistent product quality across regions.

Innovation Highlights:

• Industry-leading polyurethane formulations for high-movement facade joints

• Dedicated sealing solutions for green building and LEED-certified construction projects

• Continuous acquisition strategy to strengthen regional market presence and product depth

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&#7️⃣ 4. Arkema S.A.

Headquarters: Colombes, France
Key Offering: Bostik® Silicone, Acrylic, and MS Polymer Sealants

Arkema, through its Bostik adhesive and sealant subsidiary, offers a comprehensive range of liquid sealing agents for construction, DIY, industrial, and transportation applications. The company has been particularly proactive in developing hybrid MS polymer sealants that deliver excellent adhesion without primers on a wide variety of substrates. Arkema’s focus on bio-based raw materials aligns with growing sustainability demands across European markets.

Innovation Highlights:

• MS polymer technology offering paintable, low-odor alternatives to conventional silicones

• Investment in bio-sourced sealant feedstocks to reduce carbon footprint

• Expansion of product portfolio targeting the renewable energy and modular construction sectors

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Global Liquid Sealing Agents Market – View in Detailed Research Report

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&#6️⃣ 5. H.B. Fuller Company

Headquarters: Saint Paul, Minnesota, USA
Key Offering: Silicone, Polyurethane, and Water-Based Acrylic Sealants

H.B. Fuller is a global adhesives and sealants manufacturer with deep expertise in developing specialized liquid sealing solutions for industrial, hygiene, and construction markets. Its engineering-focused approach enables the company to deliver customized formulations that meet specific substrate compatibility and cure speed requirements for demanding applications, including electronics assembly and medical device manufacturing.

Innovation Highlights:

• Water-based sealant formulations designed to meet stringent VOC regulations across North America and Europe

• High-performance sealing systems for flexible packaging, electronics, and hygienic equipment

• Strategic acquisitions to expand specialty sealant capabilities in emerging markets

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&#5️⃣ 6. Huntsman Corporation

Headquarters: The Woodlands, Texas, USA
Key Offering: Polyurethane-Based Liquid Sealants and Specialty Reactive Systems

Huntsman Corporation is a global manufacturer of differentiated chemicals with a significant presence in polyurethane sealant systems. The company supplies raw material intermediates and finished sealant formulations to the construction, automotive, and industrial sectors. Huntsman’s expertise in isocyanate and polyol chemistry enables the development of high-performance polyurethane sealants tailored for extreme temperature and chemical exposure conditions.

Innovation Highlights:

• Two-component polyurethane sealing systems for heavy industrial and infrastructure applications

• Development of low-isocyanate and isocyanate-free formulations to meet evolving health and safety regulations

• Partnerships with construction and automotive manufacturers to co-develop application-specific solutions

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&#4️⃣ 7. ITW Polymers Sealants (Illinois Tool Works)

Headquarters: Glenview, Illinois, USA
Key Offering: Permatex® and Devcon® Silicone and Anaerobic Sealants

ITW Polymers Sealants, operating under the Illinois Tool Works umbrella, brings well-established brands like Permatex to the global liquid sealing agent market. The company’s products are widely used in automotive maintenance and repair, industrial MRO applications, and OEM manufacturing settings. Permatex anaerobic and silicone gasket sealants are particularly trusted in professional automotive service environments for their reliability and ease of application.

Innovation Highlights:

• Industry-standard RTV silicone sealants for high-temperature engine and gasket applications

• Anaerobic thread sealants and flange compounds serving MRO and OEM markets globally

• Continued product development targeting the electric vehicle service and assembly market

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&#3️⃣ 8. Wacker Chemie AG

Headquarters: Munich, Germany
Key Offering: ELASTOSIL® Silicone Sealants and WACKER® Silicone Dispersion Compounds

Wacker Chemie AG is one of the world’s leading silicone manufacturers, making it a foundational supplier to the liquid sealing agents market. The company’s ELASTOSIL product family covers a broad range of silicone sealant types—from neutral-cure construction sealants to high-performance electronics-grade compounds. Wacker’s deep integration across the silicone value chain gives it distinct advantages in product consistency and technical customization.

Innovation Highlights:

• Neutral-cure silicone sealants meeting the highest standards for glazing and facade applications

• Development of thermally conductive silicone sealants for electric vehicle battery management systems

• Expanding production capacity at European and Asian manufacturing sites to meet rising global demand

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&#2️⃣ 9. Scapa Group PLC

Headquarters: Manchester, United Kingdom
Key Offering: Specialty Adhesive and Sealing Solutions for Industrial and Healthcare Markets

Scapa Group has established a strong niche within the liquid sealing agent industry by focusing on high-value applications in healthcare, automotive, and industrial markets. The company develops precision-engineered sealing systems that meet stringent performance and regulatory requirements, particularly in medical device assembly and automotive noise, vibration, and harshness (NVH) reduction applications. Scapa’s technical expertise in bonding and sealing complex substrates sets it apart in specialized segments.

Innovation Highlights:

• Medical-grade sealant systems compliant with ISO 10993 biocompatibility standards

• Custom sealing solutions for automotive lightweighting and EV assembly programs

• Investment in coating and lamination technologies that complement liquid sealing capabilities

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&#1️⃣ 10. Three Bond International

Headquarters: Tokyo, Japan
Key Offering: Anaerobic, Silicone, and UV-Cure Liquid Sealants for Automotive and Electronics

Three Bond International is a Japanese specialty chemicals manufacturer with deep expertise in high-precision liquid sealing agents for automotive, electronics, and industrial machinery applications. The company is particularly well regarded for its anaerobic sealants used in engine and transmission assembly, as well as its UV-curable sealants for electronics encapsulation. Three Bond’s strong technical service network across Asia and North America supports OEM customers with application engineering and product qualification.

Innovation Highlights:

• UV-curable and dual-cure sealant systems for high-speed electronics manufacturing lines

• Anaerobic sealing compounds specifically engineered for hybrid and electric vehicle powertrain components

• Expanding global footprint through technical partnerships with Tier 1 automotive suppliers

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🌍 Outlook: The Future of Liquid Sealing Agents Is Smarter and More Sustainable

The global liquid sealing agents market is undergoing a meaningful transformation. While conventional silicone and polyurethane formulations continue to dominate in volume, the industry is accelerating its investment in eco-friendly chemistries, smart functional sealants, and application technologies that reduce labor time and environmental impact.

📈 Key Trends Shaping the Market:

• Rapid growth in water-based and low-VOC sealant adoption driven by tightening environmental regulations across the EU, North America, and Asia-Pacific

• Surge in demand for thermally conductive and electrically insulating sealants to support the global expansion of electric vehicle manufacturing

• Increasing deployment of spray-applied liquid sealants in large-scale infrastructure and industrial projects to improve coverage speed and labor efficiency

• Growing R&D investment in self-healing and smart sealant technologies for aerospace, electronics, and medical device applications

• Asia-Pacific continuing to lead global growth as urbanization, automotive production, and electronics manufacturing expand across China, India, and Southeast Asia

Get Full Report Here:
Global Liquid Sealing Agents Market – View in Detailed Research Report

The companies profiled above are not only sealing the world’s most critical joints and assemblies—they’re spearheading the next generation of high-performance, sustainable sealing chemistry that will define industrial manufacturing, construction, and mobility for decades to come.