Global Defoamers Market Projected to Surpass USD 2.2 Billion by 2035, Accepta Ltd., Blackburn Chemicals Ltd., Elkem, TEIJIN LTD, Hubbard-Hall, Elkem Silicones ASA, Elementis PLC

The global defoamers market is poised for significant expansion, with its valuation estimated at USD 1.5 billion in 2025 and projected to climb to a remarkable USD 2.2 billion by 2035, exhibiting a robust Compound Annual Growth Rate (CAGR) of 4.2%. This impressive trajectory is fundamentally driven by increased utilization across food processing, paints and coatings, and pulp and paper industries, alongside a growing emphasis on sustainability and digitalization in industrial processes.

Defoamers, also known as anti-foaming agents, are crucial for counteracting foam formation in liquid processes, thereby enhancing operational efficiency and ensuring product quality. In 2025, a notable rise in food-grade defoamer usage has been recorded, attributed to enhanced production capacities and regulatory approvals, particularly for silicone-based defoamers in fermentation systems and filling lines.

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Key Drivers and Market Dynamics:

- Industrial Application Growth: Increased utilization across food processing, paints and coatings, and pulp and paper industries is a primary driver, as defoamers are essential for maintaining smooth operations, preventing defects, and improving efficiency.
- Sustainability Directives: Stricter environmental regulations are compelling manufacturers to develop green formulations with biodegradable and low-toxicity chemicals, driving the adoption of non-silicone, water-based, and bio-based defoamers.
- Digitalization and Smart Solutions: The use of intelligent water treatment solutions with AI and IoT enables industries to track and optimize chemical usage in real-time, minimizing waste and enhancing efficiency.
- Food-Grade Defoamer Demand: Elevated usage of food-grade silicone-based defoamers in fermentation systems and filling lines, supported by enhanced production capacities and regulatory approvals, is a significant growth factor.
- Silicone-Based Defoamers Dominance: Silicone-based defoamers are leading the market due to their high efficacy, heat resistance, and long-term foam suppression, widely used in paper & pulp, paints & coatings, and water treatment industries.
- Water & Wastewater Treatment Leadership: The water & wastewater treatment sector is among the biggest platforms for defoamers, as excess froth hinders aeration processes and reduces filtration efficiency, making defoamers crucial for managing biological foam and industrial wastewater foaming.

Challenges and Opportunities:

The market faces challenges primarily from stringent environmental regulations on chemical-based defoamers, which require manufacturers to comply with increasingly elaborate rules on toxicity, biodegradability, and food safety, impacting product formulations and production costs. The high cost of silicone-based defoamers also presents a significant hurdle, especially for price-sensitive markets.

However, significant opportunities abound. The growing demand for bio-based and sustainable defoamers, particularly in the food & beverage, pharmaceutical, and personal care industries, is creating new avenues for growth. The expansion of industrial wastewater treatment and process optimization, coupled with the rise of smart technology in water treatment systems (IoT-enabled sensors, AI-powered monitoring), is enhancing efficiency, reducing chemical usage, and promoting cost-effective, sustainable solutions for foam control.

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Historical vs. Forecast Outlook:

From 2020 to 2024, the defoamers market recorded steady growth, driven by increased wastewater treatment, food & beverage processing, and the production of paints, coatings, and pulp & paper. The period from 2025 to 2035 is poised for continued robust growth, fueled by the application of AI, nanotechnology-enhanced anti-foaming agents, biodegradable and non-toxic defoamers in food processing, and AI-integrated foam control systems.

Regional Outlook and Competitive Landscape:

The market is witnessing strong growth across key regions:

- South Korea (4.6% CAGR) is developing rapidly, backed by escalating requirements in petrochemical processing, semiconductor manufacturing, and wastewater treatment sectors.
- The United States (4.3% CAGR) is experiencing steady growth, driven by more industrial applications, heightened water treatment demands, and the rising adoption of defoamers in food and beverage processing.
- Japan (3.8% CAGR) is witnessing moderate growth, attributable to expanding sectors such as electronics, semiconductors, industrial water treatment, and pharmaceutical processing.
- The United Kingdom (3.3% CAGR) is showing moderate growth, buoyed by the expansion of wastewater treatment, pharmaceutical manufacturing, and construction applications.
- The European Union (3.1% CAGR) is rapidly developing due to regulatory pressures on the environment and increasing utilization of defoamers in industrial processing.
- Asia-Pacific is the most rapidly expanding region, powered by industrialization, the need for wastewater treatment, and growing demand for efficiency in the manufacturing sector.
- The Middle East & Africa area is witnessing moderate growth, driven by oil & gas refining, infrastructure projects, and enhanced requirements of industrial wastewater treatment.

The global defoamers market is characterized by significant competition, with major firms prioritizing product innovation, strategic alliances, and geographic expansion. Key players like Kemira Oyj (8-12% share), Evonik Industries AG (6-10% share), BASF SE (5-9% share), Dow Chemical Company (4-8% share), and Shin-Etsu Chemical Co., Ltd. (5-8% share) are producing low-VOC, non-toxic, and eco-friendly defoaming solutions.

Recent industry updates highlight strategic advancements:

- In March 2025, BASF announced the commissioning of its new food-safe defoamer production unit in Ludwigshafen, Germany, aligning with EU food additive regulations.
- In late 2024, Evonik launched TEGO Foamex 812, an ultra-efficient, low-VOC defoamer for high-solids and waterborne coatings.
- In its 2024 sustainability report, Kemira reported a 12% YoY rise in Asia-Pacific demand for its FennoFoam series, emphasizing foam control's role in reducing freshwater intake.
- In 2025, Shin-Etsu Chemical announced a supply chain agreement with an Indian microbial fermentation provider to localize manufacturing of antifoam agents in southern India.

The global defoamers market is poised for a dynamic future, driven by its indispensable role in enhancing operational efficiency, ensuring product quality, and promoting sustainable industrial practices across diverse sectors. Companies that prioritize innovation, environmental responsibility, and strategic collaborations will be well-positioned for long-term success in this vital sector.

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