The Global Solder Mask Ink for Automotive PCB Market was valued at USD 1.15 Billion in 2024 and is projected to reach USD 1.65 Billion by 2030, growing at a Compound Annual Growth Rate (CAGR) of 5.8% during the forecast period (2024–2030). This robust growth is fueled by the exponential rise in automotive electronics, increasing demand for advanced driver-assistance systems (ADAS), electric vehicle (EV) proliferation, and stringent requirements for high-reliability printed circuit boards (PCBs) in harsh automotive environments.

As the automotive industry accelerates toward electrification and autonomous driving, the reliability of electronic control units (ECUs) becomes paramount. Solder mask ink, a critical protective layer on PCBs, is at the heart of this reliability, preventing short circuits and corrosion. In this blog, we profile the Top 10 Companies in the Solder Mask Ink for Automotive PCB Industry—specialty chemical giants and innovative formulators ensuring the integrity and performance of next-generation vehicle electronics.

Download FREE Sample Report: Solder Mask Ink for Automotive PCB Market – View in Detailed Research Report

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🔟 1. Taiyo Ink Mfg. Co., Ltd.

Headquarters: Saitama, Japan
Key Offering: PSR-4000 BJ Series, PSR-4000 AUS Series (LPI Solder Masks)

Taiyo Ink is a global leader in PCB materials, renowned for its high-performance solder mask inks. Its products are engineered to meet the demanding thermal cycling, chemical resistance, and reliability standards of the automotive industry, serving major automotive PCB manufacturers worldwide.

Key Innovations & Initiatives:

• Development of halogen-free and low-CTE (Coefficient of Thermal Expansion) inks for enhanced reliability

• Advanced Liquid Photoimageable (LPI) solder masks for fine-line circuitry in ADAS modules

• Strong focus on sustainable formulations with reduced environmental impact

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9️⃣ 2. Huntsman Corporation

Headquarters: The Woodlands, Texas, USA
Key Offering: ARACURE® UV-Curable Solder Masks, EKASOL® LPI Inks

Huntsman’s Advanced Materials division provides a comprehensive portfolio of high-performance solder masks. Its solutions are tailored for automotive applications, offering excellent adhesion, solderability, and resistance to automotive fluids and thermal shock.

Key Innovations & Initiatives:

• Specialized inks for high-temperature applications, such as those near EV powertrains

• Investment in R&D for faster curing times and improved manufacturing throughput

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8️⃣ 3. Shenzhen Rongda Photosensitive & Technology Co., Ltd.

Headquarters: Shenzhen, China
Key Offering: RD Series LPI Solder Mask Inks

Shenzhen Rongda is a major player in the Asian market, specializing in photosensitive chemicals for PCBs. The company has gained significant traction by supplying cost-effective, high-quality solder mask inks to the booming Chinese automotive electronics sector.

Key Innovations & Initiatives:

• Rapid expansion of production capacity to meet local demand

• Focus on developing inks compatible with HDI (High-Density Interconnect) PCBs used in advanced telematics

Download FREE Sample Report: Solder Mask Ink for Automotive PCB Market – View in Detailed Research Report

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7️⃣ 4. MacDermid Alpha Electronics Solutions

Headquarters: Waterbury, Connecticut, USA
Key Offering: Alpha® LUX Series Solder Masks

MacDermid Alpha, a subsidiary of Element Solutions Inc., is a leading global provider of chemicals for the electronics industry. Its solder mask inks are known for their exceptional durability and performance under the extreme conditions found in automotive applications.

Key Innovations & Initiatives:

• Proprietary technology for improved insulation resistance and CAF (Conductive Anodic Filament) resistance

• Global technical support network catering to multinational automotive suppliers

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6️⃣ 5. DSM Engineering Materials

Headquarters: Heerlen, Netherlands
Key Offering: Diablo® Solder Mask Inks

DSM offers a range of high-performance solder masks under its Diablo brand, which are designed to withstand the rigorous thermal and mechanical stresses in automotive electronics. Their products are widely used in safety-critical systems.

Key Innovations & Initiatives:

• Focus on sustainable products, including bio-based raw materials

• Development of inks with superior flexibility to prevent cracking on complex PCB designs

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5️⃣ 6. Nan Ya Plastics Corporation

Headquarters: Taipei, Taiwan
Key Offering: NPC Series Solder Mask Inks

As part of the Formosa Plastics Group, Nan Ya Plastics is a vertically integrated supplier of PCB materials. Its solder mask inks are a key component of its comprehensive offering, providing reliable solutions for the cost-sensitive automotive market.

Key Innovations & Initiatives:

• Leveraging in-house raw material production for consistent quality and cost control

• Expanding market presence in Southeast Asia’s growing automotive manufacturing hubs

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4️⃣ 7. Hitachi Chemical Company (Showa Denko Materials)

Headquarters: Tokyo, Japan
Key Offering: SR7200 Series LPI Solder Masks

Hitachi Chemical, now integrated into Showa Denko Materials, has a long history of supplying high-reliability materials to the electronics industry. Its solder mask inks are trusted by automotive Tier 1 suppliers for their consistency and performance.

Key Innovations & Initiatives:

• R&D focused on materials for next-generation, high-frequency PCBs for vehicle-to-everything (V2X) communication

• Strong quality management systems aligned with automotive IATF 16949 standards

Download FREE Sample Report: Solder Mask Ink for Automotive PCB Market – View in Detailed Research Report

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3️⃣ 8. ETERNOGRAPH CO., LTD.

Headquarters: Gyeonggi-do, South Korea
Key Offering: EG Series Solder Mask Inks

Eternograph is a prominent South Korean manufacturer specializing in PCB inks and paints. The company has carved a niche by providing highly reliable solder mask solutions tailored for the stringent quality requirements of the Korean automotive electronics sector.

Key Innovations & Initiatives:

• Close collaboration with local automotive OEMs and PCB fabricators

• Development of inks with excellent adhesion to various PCB substrates, including flexible circuits

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2️⃣ 9. Tamura Corporation

Headquarters: Tokyo, Japan
Key Offering: TAMURA LPI Solder Resist Inks

Tamura Corporation is a diversified electronics company with a strong presence in PCB materials. Its solder mask inks are known for their high resolution and reliability, making them suitable for the dense PCBs used in automotive infotainment and control systems.

Key Innovations & Initiatives:

• Continuous improvement of developing properties and resolution for miniaturized components

• Global manufacturing and support footprint to serve international automotive clients

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1️⃣ 10. Coates Screen

Headquarters: St. Charles, Illinois, USA
Key Offering: Screen Printing Solder Mask Inks, UV Curable Inks

Coates Screen, part of the Fujifilm group, offers a range of screen printing and UV-curable inks for PCB applications. While traditionally strong in screen printing, the company also provides solutions for various automotive PCB requirements, particularly for simpler board designs.

Key Innovations & Initiatives:

• Expertise in thick-film solder masks for applications requiring higher dielectric strength

• Providing versatile solutions for both standard and specialized automotive PCB designs

Get Full Report Here: Solder Mask Ink for Automotive PCB Market – View in Detailed Research Report

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🚗 Outlook: The Future of Solder Mask Ink is Higher Performance and Sustainability

The solder mask ink market is undergoing a significant transformation driven by the automotive industry’s electrification and digitalization. While Liquid Photoimageable (LPI) inks dominate for high-density applications, innovation is focused on enhancing material properties to meet unprecedented demands.

📈 Key Trends Shaping the Market:

• Shift towards LPI inks for superior resolution on HDI and ultra-fine line PCBs

• Development of high-temperature resistant formulations for PCBs located near EV batteries and motors

• Growing demand for halogen-free and environmentally friendly inks to meet green regulations

• Increasing need for inkjet printing compatibility for more efficient and precise application

The companies listed above are not only supplying essential materials—they are enabling the technological advancement and reliability of the modern automobile.

Get Full Report Here: Solder Mask Ink for Automotive PCB Market – View in Detailed Research Report