The Global Modified Calcium Carbonate Market is a cornerstone of modern industrial manufacturing, providing enhanced properties for a wide range of applications. The market was valued at an estimated USD 6.8 Billion in 2023 and is projected to reach USD 9.5 Billion by 2028, growing at a Compound Annual Growth Rate (CAGR) of 6.9% during the forecast period (2023–2028). This robust growth is propelled by increasing demand from the plastics, paper, paints & coatings, and polymer industries, where modified calcium carbonate is essential for improving product performance, reducing costs, and enhancing sustainability.

As industries worldwide pivot towards high-performance, lightweight, and eco-friendly materials, the role of specialized additive suppliers becomes increasingly critical. In this comprehensive analysis, we profile the Top 10 Companies in the Modified Calcium Carbonate Industry—global leaders and innovative specialists who are defining material standards and enabling next-generation manufacturing.

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🔟 1. Imerys S.A.

Headquarters: Paris, France
Key Offering: Surface-treated calcium carbonates, high-purity GCC and PCC

Imerys is a global leader in mineral-based specialties, holding a dominant position in the modified calcium carbonate market. The company’s extensive portfolio includes a wide range of products tailored for plastics, paints, adhesives, and sealants, where their materials improve mechanical properties, dispersion, and weathering resistance.

Innovation & Sustainability Focus:

• Development of ultra-fine and surface-modified grades for high-performance composites

• Commitment to carbon neutrality with investments in energy-efficient production and circular economy models

• Strategic R&D partnerships with major automotive and packaging manufacturers

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9️⃣ 2. Omya AG

Headquarters: Oftringen, Switzerland
Key Offering: Omyacarb®, Omyalite®, specialty surface-treated calcium carbonates

Omya is a leading global producer of industrial minerals, with a strong focus on value-added calcium carbonate products. Their modified calcium carbonates are critical components in masterbatches, rigid PVC, and flexible packaging, offering improved impact strength and processability.

Innovation & Sustainability Focus:

• Pioneering bio-based and biodegradable polymer composites using modified fillers

• Global production network ensuring consistent quality and supply chain resilience

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8️⃣ 3. Minerals Technologies Inc. (MTI)

Headquarters: New York, New York, USA
Key Offering: Precipitated Calcium Carbonate (PCC), specialty surface-modified fillers

Minerals Technologies is a major force in precipitated calcium carbonate, with advanced capabilities in modifying particle morphology and surface chemistry. Their Specialty Minerals Inc. subsidiary supplies high-performance PCC to the paper, polymer, and healthcare industries.

Innovation & Sustainability Focus:

• Proprietary Satellite PCC plants located at customer sites for just-in-time delivery

• Development of nano-precipitated calcium carbonate for advanced applications

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7️⃣ 4. J.M. Huber Corporation

Headquarters: Edison, New Jersey, USA
Key Offering: Hubercarb®, Hubercoat®, engineered surface-treated carbonates

Huber Engineered Materials, a division of J.M. Huber, is a key supplier of high-quality calcium carbonate products. Their modified fillers are designed to enhance properties in adhesives, plastics, and construction materials, offering excellent brightness and low abrasion.

Innovation & Sustainability Focus:

• Focus on sustainability with products that enable lightweighting and resource efficiency

• Extensive technical service and application development support for customers

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6️⃣ 5. Chu Shin Chemical Co., Ltd.

Headquarters: Taiwan
Key Offering: Coated calcium carbonate, activated calcium carbonate

Chu Shin Chemical is a prominent Asian manufacturer specializing in surface-modified calcium carbonates. The company serves diverse markets across the Asia-Pacific region, with a strong presence in the plastics, rubber, and paint industries.

Innovation & Sustainability Focus:

• Specialization in stearic acid and titanate coupling agent treatments for improved compatibility

• Expansion of production capacity to meet growing regional demand

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5️⃣ 6. Hezhou Zhaojun Chemical Co., Ltd.

Headquarters: Hezhou, Guangxi, China
Key Offering: Nano calcium carbonate, modified heavy calcium carbonate

Hezhou Zhaojun Chemical is a major Chinese producer with significant capabilities in nano and modified calcium carbonate. The company leverages China’s rich mineral resources to supply cost-effective, high-performance fillers to domestic and international markets.

Innovation & Sustainability Focus:

• Investment in nanotechnology for advanced material applications

• Focus on environmentally friendly production processes and waste minimization

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4️⃣ 7. Anhui Yongshun New Material Co., Ltd.

Headquarters: Chizhou, Anhui, China
Key Offering: Activated calcium carbonate, ultra-fine modified calcium carbonate

Anhui Yongshun is a specialized manufacturer focusing on high-value-added modified calcium carbonate products. The company’s advanced surface treatment technologies enable superior performance in demanding applications such as high-speed extrusion and injection molding.

Innovation & Sustainability Focus:

• Development of customized surface treatments for specific polymer systems

• Vertical integration from mining to final product for quality control

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3️⃣ 8. Jincheng Fuqingda Chemical Co., Ltd.

Headquarters: Jincheng, Shanxi, China
Key Offering: Coated calcium carbonate, rubber-grade modified fillers

Jincheng Fuqingda is a significant player in China’s calcium carbonate industry, with a strong focus on modified products for the rubber and plastics sectors. The company’s strategically located production facilities serve both domestic and export markets.

Innovation & Sustainability Focus:

• Specialization in rubber applications, improving tensile strength and wear resistance

• Continuous improvement in production efficiency and product consistency

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2️⃣ 9. Zibo Shuangwei Chemical Co., Ltd.

Headquarters: Zibo, Shandong, China
Key Offering: Modified calcium carbonate, precipitated calcium carbonate

Zibo Shuangwei Chemical has established itself as a reliable supplier of modified calcium carbonate in Eastern China. The company serves a diverse customer base in the plastics, coatings, and building materials industries with consistent quality products.

Innovation & Sustainability Focus:

• Investment in R&D for new surface modification techniques

• Focus on cost-competitive solutions for price-sensitive markets

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1️⃣ 10. Lingshou Baidu Calcium Powder Co., Ltd.

Headquarters: Shijiazhuang, Hebei, China
Key Offering: Heavy calcium carbonate, surface-modified calcium carbonate

Lingshou Baidu Calcium Powder is a growing manufacturer in North China’s industrial minerals sector. The company produces a range of calcium carbonate products, with an increasing focus on value-added modified grades for specialized applications.

Innovation & Sustainability Focus:

• Expansion into modified products to capture higher value market segments

• Development of partnerships with downstream manufacturers for application development

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🌍 Outlook: The Future of Modified Calcium Carbonate is High-Performance and Sustainable

The modified calcium carbonate market is undergoing a significant transformation driven by the dual demands of performance enhancement and environmental responsibility. While traditional fillers continue to serve basic needs, the industry is rapidly advancing toward specialized, nano-engineered, and sustainable solutions that enable circular economy principles.

📈 Key Trends Shaping the Market:

• Rising demand for lightweight, high-performance composites in automotive and packaging

• Increasing adoption of bio-based and biodegradable polymers requiring compatible fillers

• Growing emphasis on circular economy driving demand for mineral-based sustainable solutions

• Technological advancements in surface modification for enhanced polymer-filler interactions

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The companies profiled above are not merely supplying industrial minerals—they are enabling material innovation and driving the sustainable transformation of global manufacturing industries.