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Raw Material Price Update Q2 2026: Benzene to Caprolactam Cost Analysis
Upstream chemical cost analysis for engineering plastics in Q2 2026. Traces the cost chain from benzene and caprolactam to PA6, PA66, PC, and POM resin pricing.
Introduction
Engineering plastics resin prices are ultimately driven by upstream petrochemical feedstocks. This analysis traces the cost chains from foundational aromatics to finished engineering plastic resin pricing in Q2 2026.
Benzene: The Foundational Aromatic Feedstock
Benzene prices in Q2 2026 averaged USD 980-1050/tonne (FOB Korea), up 8% versus Q1 2026. Key drivers: (1) Strong demand from styrenics and phenol/acetone chains; (2) Reduced operating rates at Northeast Asian crackers; (3) Crude oil price volatility (Brent USD 78-85/bbl range).
Caprolactam: PA6 Raw Material Cost Driver
Caprolactam (CPL) prices in Q2 2026: USD 1850-1950/tonne (China domestic). CPL is the sole monomer for PA6 production. Price drivers: (1) Benzene cost (approximately 60% of CPL production cost); (2) Operating rates at major CPL plants in China (approximately 72% in Q2); (3) PA6 fiber and resin demand from automotive and E&E sectors.
Adiponitrile and Hexamethylene Diamine: PA66 Cost Chain
Adiponitrile (ADN) remains the bottleneck for PA66 production. Q2 2026 ADN prices: EUR 2400-2600/tonne. Only four global producers (Invista, Ascend, Solvay, Asahi Kasei) control over 85% of ADN capacity. PA66 resin prices in Q2 2026: USD 3.20-3.80/kg (versus PA6 at USD 2.10-2.50/kg).
Bisphenol A: PC and Epoxy Feedstock
Bisphenol A (BPA) prices in Q2 2026: USD 1250-1350/tonne. BPA is the key feedstock for polycarbonate (PC) and epoxy resins. PC resin prices in Q2 2026: USD 2.80-3.40/kg, relatively stable due to new capacity coming online in China.
Downstream Impact: Resin Price Transmission Mechanism
Price transmission mechanism: Upstream cost changes typically take 6-10 weeks to fully transmit to engineering plastic resin prices, depending on inventory levels and competitive dynamics. When upstream costs rise, resin price increases are announced as ‘Naturally Passing Through Cost Increases’—typically 60-80% of the upstream cost increase is passed through.
Conclusion: Procurement Strategy for Upstream Volatility
Procurement strategies for upstream volatility: (1) Monitor upstream petrochemical price indices (benzene, CPL, ADN, BPA) as leading indicators; (2) Lock in quarterly fixed-price agreements when upstream shows upward trend; (3) Consider tolling arrangements for large-volume buyers; (4) Diversify supplier base across regions to reduce regional feedstock cost exposure. NAGOMER maintains strategic raw material inventory to buffer short-term upstream volatility for our customers.
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