The Global Isophthalic Acid Market was valued at USD 2.21 Billion in 2023 and is projected to reach USD 3.48 Billion by 2030, growing at a Compound Annual Growth Rate (CAGR) of 6.7% during the forecast period (2024-2030). This robust growth stems from increasing demand for unsaturated polyester resins, high-performance coatings, and specialty plastic applications across automotive, construction and packaging industries.

As environmental regulations tighten and performance requirements escalate, leading chemical manufacturers are investing heavily in production capacity and technological advancements. This analysis examines the Top 10 Companies in the Isophthalic Acid Industry – the global producers and innovators shaping market dynamics through their technical expertise and strategic expansions.

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🔟 1. Lotte Chemical Corporation

Headquarters: Seoul, South Korea
Key Offering: High-Purity IPA (99.8%), Specialized Grades

Lotte Chemical stands as Asia’s leading IPA producer with integrated petrochemical operations spanning South Korea, Malaysia and Indonesia. The company supplies isophthalic acid to premium coating manufacturers and specialty plastic producers worldwide.

Production Capabilities:

• Annual production capacity exceeding 350,000 metric tons
• Advanced oxidation and purification technologies
• Vertically integrated paraxylene-to-IPA production

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9️⃣ 2. BP p.l.c.

Headquarters: London, United Kingdom
Key Offering: Purified Isophthalic Acid (PIA)

BP’s chemical division maintains a strong position in the European IPA market through its world-scale PIA production facilities. The company specializes in high-purity grades for fiber and packaging applications.

Technical Advantages:

• Proprietary oxidation catalyst technology
• Integration with purified terephthalic acid (PTA) production
• Strong R&D focus on process optimization

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8️⃣ 3. Eastman Chemical Company

Headquarters: Kingsport, Tennessee, USA
Key Offering: Specialty Grade IPA for Coatings

Eastman produces high-performance isophthalic acid formulations specifically designed for corrosion-resistant coatings and high-temperature polymer applications, serving industrial and automotive sectors.

Product Differentiation:

• Enhanced solubility for superior resin formulations
• Technical support for customer-specific solutions
• Environmentally conscious production processes

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7️⃣ 4. Formosa Petrochemical Corporation

Headquarters: Taipei, Taiwan
Key Offering: Standard and Specialty IPA Grades

Formosa operates one of Asia’s largest integrated aromatics complexes, with isophthalic acid capacity exceeding 250,000 MT annually. The company serves domestic Taiwanese demand while exporting throughout Asia Pacific.

Strategic Position:

• Complete PX-PTA-IPA production integration
• Cost-competitive feedstock advantage
• Strategic distribution network across Asia

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6️⃣ 5. BASF-YPC Company Limited

Headquarters: Nanjing, China
Key Offering: IPA for Composite Materials

This BASF joint venture combines German chemical expertise with local Chinese market knowledge, supplying high-purity isophthalic acid to China’s rapidly growing composites and industrial coatings sectors.

Production Highlights:

• Advanced continuous oxidation technology
• Strict quality control meeting international standards
• Expanding capacity to serve Asian market growth

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5️⃣ 6. Interquisa (SISAS Group)

Headquarters: Castellón, Spain
Key Offering: Marine/Industrial Grade IPA

Interquisa specializes in isophthalic acid formulations for demanding marine coatings and industrial applications, with particular strength in corrosion-resistant unsaturated polyester resins.

Market Focus:

• Leading supplier to European marine coatings sector
• Technical expertise in resin formulation support
• Strong Mediterranean market presence

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4️⃣ 7. Yangzhou Yangtai Chemical Co., Ltd

Headquarters: Jiangsu, China
Key Offering: Cost-Competitive IPA

Yangzhou Yangtai has emerged as a major Chinese producer, supplying both domestic and export markets with competitively priced isophthalic acid meeting international quality standards.

Growth Strategy:

• Continuous capacity expansion projects
• Developing technical capabilities for higher-value grades
• Strategic focus on Southeast Asian markets

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3️⃣ 8. Anhui Royal Chemical Co., Ltd

Headquarters: Anhui, China
Key Offering: Standard and Modified IPA

Anhui Royal has established itself as a reliable mid-tier Chinese producer, supplying quality isophthalic acid to various industrial applications with consistent product performance.

Operational Strengths:

• Flexible production for customized formulations
• Responsive customer technical service
• Continuous process optimization

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2️⃣ 9. Hebei Shuner Chemical Co., Ltd

Headquarters: Hebei, China
Key Offering: Standard Purity IPA

Hebei Shuner primarily serves domestic Chinese demand with cost-effective isophthalic acid products, progressively improving quality to expand into more demanding applications.

Market Position:

• Competitive pricing for standard applications
• Scaling production capabilities
• Gradual quality improvements

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1️⃣ 10. Kohap Ltd.

Headquarters: Seoul, South Korea
Key Offering: Specialty IPA Formulations

Kohap focuses on specialized isophthalic acid grades for high-performance polymer applications, serving both Korean domestic demand and select export markets.

Specialized Expertise:

• Custom-modified IPA formulations
• Close technical collaboration with customers
• Focus on high-value niche applications

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🌍 Market Outlook: Innovation and Expansion Driving Growth

The isophthalic acid market continues its upward trajectory as manufacturers develop enhanced formulations and expand production capacities to meet growing industrial demand across multiple sectors.

📈 Key Industry Trends:

• Increasing adoption in high-performance corrosion-resistant coatings
• Growing demand for unsaturated polyester resins in composites
• Development of specialized grades for niche applications
• Significant capacity expansions in Asia to meet regional demand

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Isophthalic Acid Market – View in Detailed Research Report