Defoamers Market Latest Trends, Demand, Growth, Opportunity and Forecast to 2035

The global defoamers market is projected to reach USD 1.5 billion in 2025 and grow to USD 2.2 billion by 2035, at a CAGR of 4.2%. Growth is driven by rising demand in food processing, paints and coatings, and pulp and paper industries. Food-grade defoamers are seeing increased usage due to expanded production and regulatory approvals. The market reflects steady industrial and regulatory momentum supporting long-term growth.

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 Non-silicone defoamers are gaining traction in biotechnology, detergents, and anaerobic wastewater treatment due to their improved shelf life, rapid dispersion, and lower active loss. In 2025, Shin-Etsu Chemical partnered with an Indian microbial fermentation firm to localize antifoam production in southern India, aiming to reduce lead times and meet growing demand. Despite concerns over residue and biodegradability, intensified R&D is driving efforts to meet OECD 301 standards. The global defoamers market is expected to remain robust through 2035, supported by regulatory compliance, advanced formulations, and targeted sector innovation.

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Silicone-Based Defoamers Dominate with Superior Industrial Versatility

Silicone-based defoamers lead the global market due to their exceptional performance in high-temperature and chemically intensive environments. Their compatibility with both water- and solvent-based systems makes them ideal for applications in pulp & paper, paints & coatings, and water treatment. Innovations in emulsification and silicon polymer technology are further enhancing dispersion, efficiency, and long-term stability.

Oil-Based Defoamers Gain Ground in Construction and Coatings

Oil-based defoamers, derived from mineral or vegetable oils, are becoming increasingly popular in paints, adhesives, and construction materials. Their cost-effectiveness and compatibility with hydrophobic systems make them suitable for concrete, latex paints, and sealants, especially as global infrastructure and urbanization continue to expand.

Water Treatment Sector Drives Demand for Biodegradable Defoamers

The water and wastewater treatment industry is a key consumer of defoamers due to regulatory pressures to control foam and ensure efficient filtration. Silicone and polymer-based biodegradable defoamers are preferred for their low toxicity and high foam knockdown, aligning with environmental sustainability goals and stricter discharge regulations.

Pulp & Paper Industry Strengthens Adoption for Enhanced Efficiency

Foam control is vital in pulp and paper manufacturing to improve drainage, reduce chemical use, and enhance sheet quality. High-performance silicone and polymer-based defoamers are widely used, especially in recycled fiber mills, due to their ability to perform under high-shear and alkaline conditions. The industry’s shift toward sustainable solutions is also boosting demand for biodegradable defoamers.

The defoamers market is expanding steadily, driven by industrial growth, regulatory compliance, and technological advancements. Silicone and oil-based variants continue to lead, supported by sector-specific performance needs. Sustainability and innovation remain central to future market evolution