The Global 4,4-Biphenol Market was valued at USD 196.28 Million in 2023 and is projected to reach USD 260.04 Million by 2029, growing at a Compound Annual Growth Rate (CAGR) of 4.80% during the forecast period (2024–2029). This steady growth is primarily driven by escalating demand for high-performance polymers across electronics, automotive, and aerospace industries, alongside advancements in material science requiring superior thermal and mechanical properties.

As modern manufacturing pivots towards more durable, heat-resistant, and lightweight materials, the role of specialty chemical intermediates becomes increasingly critical. In this blog, we profile the Top 10 Companies in the 4,4-Biphenol Industry— a strategic mix of established chemical giants and specialized producers who are shaping the supply chain for advanced polymers like LCPs, polyesters, and polysulfones.

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🔟 1. SI Group

Headquarters: Schenectady, New York, USA
Key Offering: High-purity 4,4′-Biphenol, Polymer Intermediates

SI Group is a leading global developer and manufacturer of performance additives, process solutions, and chemical intermediates. Their 4,4′-Biphenol is a critical raw material for producing high-temperature resins and engineering plastics, serving clients in demanding sectors like electronics and automotive.

Innovation and Capacity:

• Investment in scalable production technologies for consistent high-purity output

• Strong R&D focus on developing new applications for biphenol-based polymers

• Global supply chain ensuring reliable delivery to key markets in North America, Europe, and Asia

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9️⃣ 2. Honshu Chemical Industry

Headquarters: Tokyo, Japan
Key Offering: 4,4′-Biphenol (≥99% purity), Fine Chemicals

Honshu Chemical Industry is a prominent Japanese chemical company with a strong reputation for producing high-quality fine chemicals and pharmaceutical intermediates. Their expertise in organic synthesis makes them a key supplier of 4,4′-Biphenol in the Asia-Pacific region.

Innovation and Capacity:

• Specialization in ultra-high-purity grades for electronic applications

• Strategic partnerships with Japanese electronics and automotive manufacturers

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8️⃣ 3. Songwon Industrial

Headquarters: Ulsan, South Korea
Key Offering: 4,4′-Biphenol, Polymer Stabilizers, Specialty Chemicals

Songwon Industrial is one of the world’s largest producers of polymer stabilizers and a significant player in the specialty chemicals market. Their production of 4,4′-Biphenol supports their broader portfolio of additives for plastics, coatings, and synthetic fibers.

Innovation and Capacity:

• Integrated production from raw materials to finished additives

• Focus on sustainability and developing eco-friendly polymer solutions

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7️⃣ 4. Lengshuijiang Huafei Pharmaceutical

Headquarters: Lengshuijiang, Hunan, China
Key Offering: 4,4′-Biphenol, Pharmaceutical and Chemical Intermediates

Lengshuijiang Huafei Pharmaceutical specializes in the production of chemical intermediates for both pharmaceutical and industrial applications. Their manufacturing capabilities for 4,4′-Biphenol cater to the growing demand from China’s rapidly expanding polymer industry.

Innovation and Capacity:

• Cost-effective production leveraging local supply chains

• Expanding capacity to meet domestic and international demand

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Global 4,4-Biphenol Market – View in Detailed Research Report

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6️⃣ 5. Jinan Great Chemical

Headquarters: Jinan, Shandong, China
Key Offering: 4,4′-Biphenol, Chemical Intermediates

Jinan Great Chemical is a key Chinese manufacturer of various chemical intermediates. The company has established itself as a reliable supplier of 4,4′-Biphenol, supporting the production of liquid crystalline polymers and other high-performance materials within the region.

Innovation and Capacity:

• Focus on maintaining competitive pricing for bulk industrial applications

• Adherence to international quality standards for export markets

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5️⃣ 6. Wujiang New Sunlion Chemical

Headquarters: Suzhou, Jiangsu, China
Key Offering: 4,4′-Biphenol, Specialty Aromatics

Wujiang New Sunlion Chemical is engaged in the production of fine chemicals and aromatic intermediates. Their 4,4′-Biphenol product is utilized by manufacturers of engineering plastics and high-temperature resins, serving sectors requiring exceptional material performance.

Innovation and Capacity:

• Modern manufacturing facilities with advanced process control

• Strategic location within a major Chinese chemical industry cluster

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4️⃣ 7. Ruiyuan Group

Headquarters: Nantong, Jiangsu, China
Key Offering: 4,4′-Biphenol, Polymer Intermediates

Ruiyuan Group is a diversified chemical company with a focus on intermediates for the polymer industry. Their production of 4,4′-Biphenol is integral to the supply chain for polyesters and polysulfones, materials essential for various high-tech applications.

Innovation and Capacity:

• Vertical integration in certain chemical production processes

• Commitment to expanding product portfolio to meet evolving market needs

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3️⃣ 8. Other Notable Global Suppliers

Beyond the primary manufacturers, a network of global chemical distributors and smaller specialist producers also play a crucial role in the 4,4-Biphenol market. Companies like Tokyo Chemical Industry (TCI) and Sigma-Aldrich (Merck KGaA) supply high-purity 4,4′-Biphenol for research, development, and small-scale specialty applications, ensuring availability for innovators and niche markets.

Market Role:

• Providing high-purity grades for R&D and laboratory use

• Serving low-volume, high-value specialty applications

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2️⃣ 9. Emerging Regional Players

The growing demand for 4,4-Biphenol has incentivized the emergence of new production capacities, particularly in Asia. While specific new entrants were not detailed in the source material, the market dynamics suggest that several companies in India and Southeast Asia are evaluating or have begun production to capture regional growth, especially driven by the electronics and automotive sectors.

Market Impact:

• Increasing regional supply security and price competition

• Potential for innovation in cost-effective production methods

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1️⃣ 10. Integrated Polymer Manufacturers

Some major chemical conglomerates that produce Liquid Crystalline Polymers (LCPs) and other advanced polymers may have backward integration strategies or captive use agreements for key intermediates like 4,4-Biphenol. While they may not be merchant market suppliers, their consumption patterns significantly influence global demand and production planning for dedicated biphenol manufacturers.

Strategic Influence:

• Long-term off-take agreements stabilizing the market

• Driving specifications for purity and quality based on end-product requirements

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🌍 Outlook: The Future of 4,4-Biphenol is Tied to Advanced Materials

The 4,4-Biphenol market is intrinsically linked to the evolution of high-performance engineering plastics. While traditional applications remain solid, the industry’s future is being shaped by the relentless push for materials that can withstand higher temperatures, provide greater strength, and enable miniaturization in electronics.

📈 Key Trends Shaping the Market:

• Electronics Miniaturization: The demand for smaller, more powerful electronic devices is driving the need for LCPs, a major application for 4,4-Biphenol, particularly in connectors and high-frequency circuit boards.

• Automotive Lightweighting: The transition to electric vehicles (EVs) and the pursuit of fuel efficiency are increasing the use of high-performance polymers in under-the-hood components and battery systems.

• Supply Chain Diversification: Geopolitical and trade considerations are prompting global manufacturers to seek diversified and resilient supply sources for critical intermediates like 4,4-Biphenol.

• Purity and Specialization: Growing demand for higher purity grades tailored to specific polymer synthesis processes, requiring advanced purification technologies from producers.

Get Full Report Here:
Global 4,4-Biphenol Market – View in Detailed Research Report

The companies listed above are not only supplying a critical chemical building block—they are enabling the next generation of material innovation across global industries.