The Global Modified Calcium Carbonate Market was valued at USD 2.46 billion in 2023 and is projected to reach USD 3.54 billion by 2029, growing at a Compound Annual Growth Rate (CAGR) of 6.2% during the forecast period (2024–2029). This growth is being driven by increasing demand from plastics and rubber industries, growing adoption as a sustainable filler alternative, and the accelerating application of surface-modified calcium carbonate in high-performance applications across chemicals, paper, and construction sectors.

As materials science advances toward enhanced functionality and sustainability, the spotlight falls on specialized manufacturers who are pioneering surface modification technologies, improving particle distribution, and creating customized solutions for specific industrial needs. In this blog, we profile the Top 10 Companies in the Modified Calcium Carbonate Industry—a mix of global mineral processors, chemical specialists, and innovators shaping the future of industrial fillers and extenders.

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🔟 1. Imerys

Headquarters: Paris, France
Key Offering: Calci-Force®, Calci-Carb®, and customized modified calcium carbonate

Imerys stands as a global leader in mineral-based specialties, offering a comprehensive range of modified calcium carbonate products tailored for plastics, paints, adhesives, and rubber applications. Their products enhance mechanical properties, reduce material costs, and improve processing efficiency while supporting sustainability goals through resource optimization.

Sustainability Initiatives:

• Development of sustainable filler solutions for circular economy applications

• Water and energy reduction in production processes

• Commitment to carbon neutrality across operations by 2050

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9️⃣ 2. Omya AG

Headquarters: Oftringen, Switzerland
Key Offering: OmyaLink®, Omyacarb®, and functionalized calcium carbonate

Omya is a world-leading producer of industrial minerals with a strong focus on surface-modified calcium carbonate. Their advanced modification techniques enable superior dispersion in polymer matrices and enhanced interfacial bonding in composite materials.

Sustainability Initiatives:

• Integrated sustainability in product development and manufacturing

• Water-based surface modification technologies reducing VOC emissions

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8️⃣ 3. Minerals Technologies Inc.

Headquarters: New York, USA
Key Offering: Specialty Minerals PCC, surface-treated calcium carbonate for polymers

Minerals Technologies specializes in precipitated calcium carbonate (PCC) and its modified variants. The company’s functional fillers improve impact strength, dimensional stability, and surface finish in engineering plastics and elastomers.

Sustainability Initiatives:

• Green engineering approaches to mineral processing

• Customized solutions for specific end-use requirements

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7️⃣ 4. J.M. Huber Corporation

Headquarters: Edison, New Jersey, USA
Key Offering: Hubercarb® surface-modified calcium carbonate, HuberQuest® performance additives

Huber’s Engineered Materials division develops advanced modified calcium carbonate products that serve as multifunctional additives in polymer compounds.

Sustainability Initiatives:

• Energy-efficient production technologies

• Focus on renewable and bio-based modification agents

Download FREE Sample Report: Modified Calcium Carbonate Market – View in Detailed Research Report

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6️⃣ 5. Chu Shin Chemical Industrial Co., Ltd.

Headquarters: Kaohsiung, Taiwan
Key Offering: CS-CaCO₃ series, polymer-compatible modified calcium carbonate

Chu Shin Chemical is a prominent Asian manufacturer specializing in surface treatment technologies for calcium carbonate. Their products are widely used in PVC, masterbatches, and rubber compounds across the region.

Sustainability Initiatives:

• Development of environmentally friendly modification processes

• Focus on energy reduction and waste minimization in production

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5️⃣ 6. Hezhou Zhaojun Chemical Co., Ltd.

Headquarters: Hezhou, Guangxi, China
Key Offering: Zhaojun modified calcium carbonate, high-performance fillers for plastics

Hezhou Zhaojun Chemical leverages China’s rich calcium carbonate resources to produce surface-modified variants optimized for cost-performance balance in various applications.

Sustainability Initiatives:

• Implementation of green manufacturing practices

• Research into bio-based surface modification agents

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

Headquarters: Xuancheng, Anhui, China
Key Offering: Yongshun modified calcium carbonate, nano-scale surface-treated products

Anhui Yongshun specializes in developing advanced modified calcium carbonate with precise surface chemistry control for demanding polymer applications.

Sustainability Initiatives:

• Development of water-based surface treatment technologies

• Focus on high-value applications in engineering plastics and specialty coatings.

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3️⃣ 8. Jincheng Fuqingda Chemical Co., Ltd.

Headquarters: Jincheng, Shanxi, China
Key Offering: Fuqingda surface-modified calcium carbonate, custom-engineered filler solutions

The company focuses on developing modified calcium carbonate products that enhance processing characteristics and mechanical properties in polyolefin compounds and PVC formulations.

Sustainability Initiatives:

• Implementation of cleaner production technologies

• Research into sustainable modification techniques

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2️⃣ 9. Zibo Shuangwei Chemical Co., Ltd.

Headquarters: Zibo, Shandong, China
Key Offering: Shuangwei modified calcium carbonate, functional fillers for rubber industry

Zibo Shuangwei Chemical manufactures modified calcium carbonate products specifically engineered for rubber compounding applications, improving tensile strength, tear resistance, and abrasion performance.

Sustainability Initiatives:

• Development of eco-friendly surface modification processes

• Water recycling and energy optimization in manufacturing processes

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

Headquarters: Shijiazhuang, Hebei, China
Key Offering: Baidu modified calcium carbonate, cost-effective filler solutions

The company produces modified calcium carbonate products optimized for various industrial applications, focusing on improving dispersion characteristics and compatibility with different polymer systems.

Sustainability Initiatives:

• Implementation of sustainable sourcing practices

• Focus on reducing environmental impact through efficient processing technologies.

Get Full Report Here: Modified Calcium Carbonate Market – View in Detailed Research Report

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

The modified calcium carbonate market is undergoing significant transformation as industries increasingly adopt advanced fillers to meet performance requirements while addressing sustainability concerns. The shift towards surface-modified variants with enhanced functionality is driving innovation in modification chemistry, particle engineering, and application-specific solutions.

📈 Key Trends Shaping the Market:

• Growing demand for lightweight and high-performance materials in automotive and construction sectors

• Increasing adoption in bioplastics and compostable polymer formulations

• Development of multifunctional modified calcium carbonate for advanced applications

• Expansion of sustainable modification technologies using renewable agents

Get Full Report Here: Modified Calcium Carbonate Market – View in Detailed Research Report

The companies listed above are not only supplying essential industrial materials—they’re spearheading the functional filler evolution across diverse manufacturing sectors.