The Global Secondary Resin Slurry Market was valued at USD 1.75 Billion in 2025 and is projected to reach USD 3.02 Billion by 2034, growing at a Compound Annual Growth Rate (CAGR) of 6.1% during the forecast period (2025-2034). This growth is being driven by the relentless expansion of the global electronics sector, the demand for high-performance printed circuit boards (PCBs), and the accelerating adoption of advanced materials for 5G and Internet of Things (IoT) devices.

As the electronics industry pushes the boundaries of miniaturization and performance, the role of secondary resin slurry has become more critical than ever. This essential material protects the intricate copper pathways on PCBs, ensuring long-term reliability. In this blog, we profile the Top 10 Companies in the Secondary Resin Slurry Industry—a group of global chemical giants and specialized materials developers shaping the future of electronic component manufacturing.

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🔟 1. Hitachi Chemical Co., Ltd. (Showa Denko Materials)

Headquarters: Tokyo, Japan
Key Offering: Epoxy-based resin slurries, Halogen-free formulations

Following its integration into Showa Denko Materials, the former Hitachi Chemical remains a dominant force in the electronic materials market. The company offers a comprehensive portfolio of secondary resin slurries renowned for their exceptional thermal reliability and electrical insulation properties, catering to high-density interconnect (HDI) PCBs used in smartphones and servers.

Innovation Initiatives:

• Development of low-dielectric constant (Dk) slurries for 5G applications

• Advanced formulations for semiconductor packaging substrates

• Commitment to expanding halogen-free product lines for environmental compliance

Download FREE Sample Report: Secondary Resin Slurry Market – View in Detailed Research Report

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9️⃣ 2. Sumitomo Bakelite Co., Ltd.

Headquarters: Tokyo, Japan
Key Offering: Phenolic and Epoxy resin slurries, High-Tg materials

Sumitomo Bakelite is a pioneer in phenolic resins and a leading supplier of advanced epoxy-based slurries for the PCB industry. The company’s products are critical for applications requiring high heat resistance, such as automotive electronics and power management systems, where thermal cycling can challenge board integrity.

Innovation Initiatives:

• Investments in R&D for next-generation thermal management materials

• Strategic focus on automotive-grade slurries for electric vehicle power modules

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8️⃣ 3. Shin-Etsu Chemical Co., Ltd.

Headquarters: Tokyo, Japan
Key Offering: Silicone-based slurries, High-purity epoxy formulations

Shin-Etsu Chemical leverages its world-leading silicone technology to develop unique secondary resin slurry products. These materials offer superior flexibility and resistance to thermal shock, making them ideal for flexible PCBs and applications exposed to extreme environmental conditions.

Innovation Initiatives:

• Specialization in high-reliability materials for aerospace and medical electronics

• Development of slurries with enhanced adhesion to various substrate materials

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7️⃣ 4. Henkel AG & Co. KGaA

Headquarters: Düsseldorf, Germany
Key Offering: LOCTITE® brand resin slurries, UV curable pastes

Henkel is a global leader in adhesive technologies, with a significant presence in the electronics materials sector. Its LOCTITE® product line includes a wide range of secondary resin slurries, with a strong emphasis on UV curable solutions that enable faster production cycles and energy-efficient manufacturing processes.

Innovation Initiatives:

• Expansion of sustainable, halogen-free product portfolios

• Development of thermally conductive slurries for advanced power electronics

Download FREE Sample Report: Secondary Resin Slurry Market – View in Detailed Research Report

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6️⃣ 5. Mitsui Chemicals, Inc.

Headquarters: Tokyo, Japan
Key Offering: Epoxy resin systems, Encapsulation materials

Mitsui Chemicals provides high-performance resin slurries that are integral to the protection of PCBs in harsh environments. The company’s materials are engineered for superior moisture resistance and long-term durability, meeting the stringent requirements of automotive and industrial applications.

Innovation Initiatives:

• Focus on materials for high-frequency PCBs supporting 5G infrastructure

• Collaboration with major electronics manufacturers on customized formulations

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5️⃣ 6. Nitto Denko Corporation

Headquarters: Osaka, Japan
Key Offering: Flexible circuit materials, Anisotropic Conductive Films (ACF)

While renowned for its tape and film products, Nitto Denko is also a key player in materials for PCB protection. The company’s expertise in polymer science allows it to develop resin slurries that offer excellent compatibility with flexible substrates and fine-pitch circuitry.

Innovation Initiatives:

• R&D into materials for foldable and wearable electronics

• Development of environmentally friendly, low-VOC formulations

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4️⃣ 7. Toray Industries, Inc.

Headquarters: Tokyo, Japan
Key Offering: Advanced epoxy resins, Composite materials

Toray Industries, a global leader in advanced materials, applies its expertise in carbon fibers and composite resins to the electronics sector. The company’s secondary resin slurries are known for their mechanical strength and stability, which are critical for PCBs in automotive and aerospace applications.

Innovation Initiatives:

• Integration of nanomaterial technologies to enhance slurry performance

• Development of flame-retardant systems that exceed international safety standards

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3️⃣ 8. Dow Inc.

Headquarters: Midland, Michigan, USA
Key Offering: ENGINEERED MATERIALS solutions, Epoxy systems

Dow brings its extensive polymer chemistry expertise to the electronics materials market. The company offers a range of secondary resin slurries designed for optimal processability and performance, serving a broad spectrum of PCB manufacturers across North America, Europe, and Asia.

Innovation Initiatives:

• Focus on circular economy principles with bio-based and recycled content options

• Development of fast-curing systems to improve manufacturing efficiency

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2️⃣ 9. Huntsman Corporation

Headquarters: The Woodlands, Texas, USA
Key Offering: ARALDITE® epoxy resins, Specialty amines

Huntsman’s Advanced Materials division is a major global supplier of epoxy-based formulations used in secondary resin slurries. The company’s ARALDITE® brand is synonymous with quality and reliability in the electronics industry, particularly for applications requiring robust chemical resistance.

Innovation Initiatives:

• Investment in developing low-temperature cure systems to reduce energy consumption

• Expansion of product lines for the rapidly growing electric vehicle market

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1️⃣ 10. BASF SE

Headquarters: Ludwigshafen, Germany
Key Offering: Ultradur® and Ultramid® based systems, Specialty chemicals

BASF, one of the world’s largest chemical producers, offers innovative solutions for PCB protection through its performance materials portfolio. The company develops secondary resin slurries that balance processing characteristics with end-use performance, serving demanding markets like automotive and industrial automation.

Innovation Initiatives:

• Strong focus on sustainability with halogen-free and reduced-carbon-footprint products

• Collaborative development projects with leading automotive electronics suppliers

Get Full Report Here: Secondary Resin Slurry Market – View in Detailed Research Report

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🌍 Outlook: The Future of Secondary Resin Slurry is Smarter and More Sustainable

The secondary resin slurry market is undergoing a significant transformation. While traditional epoxy-based formulations continue to dominate, the industry is investing heavily in advanced material technologies, environmentally compliant chemistries, and formulations that support next-generation electronics.

📈 Key Trends Shaping the Market:

• Rapid adoption of UV curable pastes for high-throughput PCB manufacturing

• Regulatory push for halogen-free materials driven by RoHS and REACH directives

• Development of low-Dk/Df slurries for high-frequency 5G and millimeter-wave applications

• Increased demand for thermally stable materials from the electric vehicle sector

Get Full Report Here: Secondary Resin Slurry Market – View in Detailed Research Report

The companies listed above are not only supplying essential materials for global electronics—they’re driving the technological innovation that enables smaller, faster, and more reliable electronic devices.