Sumitomo Bakelite
Sumitomo Bakelite is a niche in the Materials segment of the semiconductor & AI supply chain, headquartered in Shinagawa ku, JP. Its key customers include TSMC, Samsung Electronics, Intel.
Semiconductor encapsulation resins and packaging materials.
- Ticker
- TSE: 4203
- Headquarters
- Shinagawa ku, JP
- Revenue
- $2.0B (FY2026) · +199.5% YoY
- Net income
- $175M
- Operating margin
- 14.9%
- Market position
- niche
- Value-chain segment
- Packaging Materials (Leadframes, Bonding Wire)
- Key products
- Epoxy mold compounds (EMC) for IC encapsulation, Liquid epoxy encapsulants for flip-chip packages, Underfill materials for advanced packaging, Wafer-level underfill films, High-reliability semiconductor sealing resins
About Sumitomo Bakelite
Sumitomo Bakelite, headquartered in Japan, operates in the Packaging Materials (Leadframes, Bonding Wire) segment of the semiconductor & AI supply chain and is positioned as a market niche there. Its key products include Epoxy mold compounds (EMC) for IC encapsulation, Liquid epoxy encapsulants for flip-chip packages, Underfill materials for advanced packaging, Wafer-level underfill films, High-reliability semiconductor sealing resins. wafergraph maps 7 tracked customers for Sumitomo Bakelite across the value chain. It has a supply-chain criticality score of 50/100, with 236 companies downstream of it.
Role in the chain
Sumitomo Bakelite is a market niche in Materials (Packaging Materials (Leadframes, Bonding Wire)), headquartered in Japan. Semiconductor encapsulation resins and packaging materials.
Diligence questions
- The dataset names 7 tracked customers for Sumitomo Bakelite. How concentrated is demand among those names, and which of them have a documented second source in this graph?
- Sumitomo Bakelite is headquartered in Japan. What jurisdiction, export-control or logistics risk sits at that HQ, versus at the fabs or plants the filings actually name?
- Sumitomo Bakelite trades as TSE:4203. What does the latest reported period say about capacity and backlog versus the graph position above?
- Before treating any edge as a verified relationship, check the provenance labels on the company page and the method note at /methodology.
Key products
- Epoxy mold compounds (EMC) for IC encapsulation
- Liquid epoxy encapsulants for flip-chip packages
- Underfill materials for advanced packaging
- Wafer-level underfill films
- High-reliability semiconductor sealing resins
Customers
More Materials companies
Compare with
Kyocera · Sumitomo Metal Mining · Element Solutions · Chang Wah Technology · Mitsui High-tec · Haesung DS
Sources
Open the interactive supply-chain view →
Cite as: wafergraph, “Sumitomo Bakelite — supply chain, financials & market position”, https://wafergraph.com/company/sumitomo_bakelite (data as of 2026-09-05).
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