Top 10 Leading Adhesives, Sealants & Fillers for Electronics Companies to Watch in 2025–2030

The Adhesives, Sealants & Fillers for Electronics Market is accelerating as electronics become more complex and require robust materials for miniaturization, thermal management, and compliance. Industry leaders are leveraging innovation, compliance expertise, and supply chain agility to address rising demands in sectors like automotive electronics, advanced semiconductors, LEDs, and telecom infrastructure. Below, we highlight the top 10 companies—recognized as market leaders and trusted suppliers—driving industry advancements and shaping competitive trends into 2025 and beyond.

1. Henkel AG & Co. KGaA

Henkel stands at the forefront of adhesives and sealants for electronics, renowned for its Loctite and Bergquist brands. Its portfolio encompasses high-performance adhesives, gap fillers, and thermal management solutions tailored to automotive electronics, consumer devices, and PCBs. Henkel's global R&D network and focus on sustainable, low-VOC formulations position the company as a consistent innovator and preferred partner for next-generation manufacturing.

2. 3M Company

3M brings decades of expertise in specialty tapes, adhesives, and encapsulants to the electronics market, supporting devices requiring thermal management, EMI shielding, and structural bonding. The company’s flexible, high-impact materials play a crucial role in securing microelectronics, LEDs, and optoelectronics. 3M’s dedication to R&D and global technical support ensures it remains a reliable provider amid evolving regulatory standards and performance requirements.

3. Sika AG

Sika AG is a key innovator in advanced sealing, bonding, and potting products tailored for electronic assemblies, automotive modules, and advanced sensor integration. Their hybrid polyurethane and epoxy solutions meet stringent lifecycle and environmental requirements, while Sika’s agile supply chain and strong presence in APAC and EMEA markets drive its leadership in both OEM and aftermarket channels.

4. H.B. Fuller Company

H.B. Fuller is known for its broad spectrum of adhesives and sealants, delivering customized formulations for complex electronics such as flexible displays, PCBs, and advanced semiconductors. The company’s focus on co-development with customers and extensive technical documentation distinguishes it in a crowded field. H.B. Fuller’s commitment to rapid response and compliance supports its position as a trusted supplier for global electronics leaders.

5. Arkema S.A.

With a strong footprint in specialty chemicals, Arkema delivers innovative, high-performance adhesives and fillers emphasizing sustainability and process efficiency. Their product lines—encompassing acrylics, polyurethanes, and silicones—enable reliable assembly and thermal management in automotive and consumer electronics. Arkema’s investment in eco-friendly solutions aligns with industry sustainability and compliance initiatives.

6. The Dow Chemical Company

Dow’s comprehensive portfolio includes silicone-based adhesives, thermal fillers, and encapsulation materials, supporting robust performance in harsh environments. The company’s expertise in electronics adhesives technology ensures reliability in critical applications such as ADAS systems and high-speed telecom infrastructure. Continuous innovation and global reach reinforce Dow’s role as a foundational partner in the electronics value chain.

7. Wacker Chemie AG

Wacker Chemie AG specializes in silicone elastomers, sealants, and gels, vital for automotive electronics, LED modules, and next-gen displays. Known for high dielectric strength and reliability, Wacker’s products address complex assembly challenges and meet regional regulatory needs. Its technical support and collaborative approach cement its reputation among leading electronics OEMs.

8. Illinois Tool Works Inc.

Illinois Tool Works (ITW) excels in engineered adhesives, sealants, and application systems for high-volume electronics manufacturing. Its solutions streamline production for PCB assembly, wire bonding, and component encapsulation. ITW’s operational agility and innovation-centric culture drive continuous improvements, making it a go-to vendor for both volume and specialty electronics producers.

9. Ashland Global Holdings Inc.

Ashland offers a diverse range of conductive adhesives, gap fillers, and sealants, with a growing emphasis on formulations for flexible and wearable electronics. The company’s focus on solvent-free chemistries and regulatory compliance supports environmentally conscious manufacturers. Ashland’s strategic partnerships bolster its competitiveness and expand its global footprint within the electronics supply chain.

10. Huntsman International LLC

Huntsman delivers specialty epoxies, polyurethane, and structural adhesives that underpin reliability in high-precision electronics and automotive modules. Its portfolio supports critical bonding and thermal management needs in rapidly evolving applications. Huntsman’s technical rigor and focus on emerging market niches make it a leading player influencing future material standards.