Diphenylamine Prices, Trends, Index, Forecast, News and Market Analysis

According to ChemAnalyst, the global Diphenylamine prices market recorded a significant upward movement during the quarter ending June 2026, with North America, Asia-Pacific and South America all registering strong quarter-over-quarter increases. The magnitude of the increases reflected a combination of feedstock cost pass-through, higher aniline costs, freight expenses, landed-cost inflation and currency depreciation.

Diphenylamine is an important chemical intermediate used in applications including antioxidants, rubber chemicals, stabilizers and other specialty chemical formulations. Its pricing is therefore influenced by upstream feedstock economics, particularly aniline availability and costs, production expenses, transportation, import conditions and downstream procurement.

In the United States, the Diphenylamine Price Index rose by 37.25% quarter-over-quarter in Q2 2026, reflecting feedstock cost pass-through. The average Diphenylamine price for the quarter was approximately USD 2496.67/MT, based on FOB New-Orleans averages.

In South Korea, the Diphenylamine Price Index increased by 31.56% quarter-over-quarter, amid higher aniline costs. The average Diphenylamine price reached approximately USD 2503.67/MT, reflecting landed-cost drivers observed during the quarter.

In Brazil, the market recorded a 35.6% quarter-over-quarter increase in the Diphenylamine Price Index. The movement was attributed to freight-driven landed-cost increases and currency depreciation. The average Diphenylamine price for Q2 2026 was approximately USD 2655.67/MT.

The synchronized increases across these markets indicate that upstream costs and international trade conditions played an important role in shaping the Diphenylamine price trend during Q2 2026.

Diphenylamine Prices in North America

The North American Diphenylamine market experienced one of the strongest regional price increases during Q2 2026.

In the United States, the Diphenylamine Price Index rose by 37.25% quarter-over-quarter, reflecting the pass-through of higher feedstock costs through the supply chain.

The average Diphenylamine price during the quarter was approximately USD 2496.67/MT, based on FOB New-Orleans averages.

The major factors influencing the US market included:

• Feedstock cost increases
• Feedstock cost pass-through
• Higher production economics
• Stronger supplier pricing
• Changes in procurement costs
• International market conditions

The substantial quarterly increase indicates that upstream cost developments had a pronounced influence on Diphenylamine pricing.

United States Diphenylamine Market Analysis

The US market is influenced by both domestic chemical manufacturing economics and international supply conditions. Diphenylamine producers and suppliers must account for raw-material costs, processing expenses, logistics, storage and other operating requirements when determining selling prices.

During Q2 2026, higher feedstock costs were increasingly reflected in Diphenylamine prices. The 37.25% quarter-over-quarter increase demonstrates the extent to which upstream cost changes affected market assessments.

When feedstock expenses rise significantly, producers may seek to recover part of the additional cost through higher selling prices. This process is generally more pronounced when downstream buyers continue to require regular volumes and supply availability remains sufficiently balanced.

The average price of USD 2496.67/MT FOB New-Orleans provides an indication of the prevailing US market level during the quarter.

Feedstock Cost Pass-Through

Feedstock cost pass-through was the principal factor behind the US price increase.

Diphenylamine production economics are closely connected with upstream aromatic chemical markets. Changes in raw-material costs can affect production margins and ultimately influence offers from suppliers.

During Q2 2026, the sharp increase in the US Diphenylamine Price Index indicates that these cost pressures were transferred significantly into market pricing.

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Diphenylamine Prices in APAC

The Asia-Pacific Diphenylamine market also recorded substantial price growth during Q2 2026.

In South Korea, the Diphenylamine Price Index rose by 31.56% quarter-over-quarter, primarily amid higher aniline costs.

The average Diphenylamine price for the quarter was approximately USD 2503.67/MT, reflecting the landed-cost drivers observed in the market.

The key factors included:

• Higher aniline costs
• Rising landed costs
• Upstream feedstock pressure
• Import-related expenses
• Supplier pricing adjustments

The strong quarterly increase demonstrates the importance of aniline economics in the South Korean Diphenylamine market.

South Korea Diphenylamine Market Assessment

South Korea plays an important role in the regional chemical supply chain, with extensive connections to Asian manufacturing and international trade.

Diphenylamine pricing in the country can be affected by domestic production conditions as well as imported material and upstream feedstock costs. During Q2 2026, higher aniline costs provided significant upward pressure.

The 31.56% quarter-over-quarter increase in the Diphenylamine Price Index reflected these higher upstream expenses.

The average quarterly price of USD 2503.67/MT further indicates that the market operated at an elevated price level during Q2.

Role of Aniline Costs

Aniline represents an important upstream factor in Diphenylamine production economics. Consequently, changes in aniline pricing can have a direct impact on the cost structure of manufacturers.

During Q2 2026, higher aniline costs strengthened the production-cost environment in South Korea. Suppliers consequently faced increased pressure to adjust their offers.

The relationship between aniline prices and Diphenylamine prices will therefore remain an important factor for future market analysis.

Diphenylamine Prices in South America

South America recorded another significant increase in Diphenylamine prices during Q2 2026.

In Brazil, the Diphenylamine Price Index rose by 35.6% quarter-over-quarter, driven by freight-related landed-cost increases and currency depreciation.

The average Diphenylamine price during the quarter was approximately USD 2655.67/MT, reflecting strong landed-cost inflation effects.

The major factors influencing the Brazilian market included:

• Higher freight expenses
• Currency depreciation
• Increased landed costs
• International supply conditions
• Import-related inflation

Brazil recorded the highest average quarterly price among the three reported markets.

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Brazil Diphenylamine Market Overview

Brazil’s Diphenylamine market is influenced by international supply, import costs, transportation expenses, exchange-rate movements and domestic procurement.

For imported chemicals, freight costs and currency movements can have a substantial impact on the final landed cost. Even when the international product price remains unchanged, depreciation of the local currency can increase the domestic cost of imported material.

During Q2 2026, currency depreciation combined with higher freight costs to create significant landed-cost inflation.

This contributed to the 35.6% quarter-over-quarter increase in Brazil’s Diphenylamine Price Index.

Freight and Currency Effects

Freight costs represent an important component of international chemical trade. Rising transportation expenses can increase the delivered cost of Diphenylamine, particularly for markets dependent on imported material.

Currency depreciation can further amplify these effects because imported products become more expensive in local-currency terms.

The combination of freight-driven increases and currency depreciation therefore played an important role in Brazil’s Q2 2026 pricing environment.

Factors Influencing Diphenylamine Prices

Several interconnected factors influenced global Diphenylamine prices during Q2 2026.

Feedstock Costs

Upstream feedstock economics were a major factor in North America. Higher feedstock costs were passed through to Diphenylamine pricing.

Aniline Prices

Higher aniline costs were particularly important in South Korea, contributing to the 31.56% quarter-over-quarter increase.

Freight Costs

Transportation expenses influenced the Brazilian market by increasing the landed cost of imported material.

Currency Movements

Currency depreciation in Brazil amplified import costs and contributed to higher domestic landed prices.

Production Economics

Changes in raw-material, energy, processing, logistics and operating expenses can influence producer margins and selling prices.

International Trade

Diphenylamine is traded internationally, meaning changes in regional availability and import costs can transmit price movements between markets.

Diphenylamine Market Trends

The major Diphenylamine market trends during Q2 2026 were characterized by synchronized price increases across the reported regions.

North America experienced a 37.25% quarter-over-quarter increase, driven by feedstock cost pass-through.

South Korea recorded a 31.56% increase, primarily reflecting higher aniline costs.

Brazil posted a 35.6% increase, driven by freight-related landed-cost increases and currency depreciation.

These movements show that different cost factors can produce similar upward pricing outcomes. In the US, upstream feedstock economics dominated. In South Korea, aniline costs were the key driver. In Brazil, international logistics and exchange-rate conditions had a stronger influence.

Another notable feature was the relatively elevated average price recorded in Brazil at USD 2655.67/MT, compared with USD 2503.67/MT in South Korea and USD 2496.67/MT in the United States.

Diphenylamine Demand Outlook

The Diphenylamine Demand Outlook remains connected to its use across rubber chemicals, antioxidants, stabilizers and specialty chemical applications.

Downstream procurement decisions are influenced by production schedules, inventory positions, application demand and expectations regarding future raw-material costs.

When buyers anticipate further feedstock increases, they may increase procurement or secure additional material to protect against future cost escalation. Conversely, high prices can encourage buyers to delay purchases or reduce inventories.

During Q2 2026, the strong upward price movements suggest that cost pressures played a major role in the market.

Future demand conditions will therefore depend on downstream industrial activity, inventory management and the evolution of Diphenylamine’s upstream feedstock costs.

Diphenylamine Production Cost Trend

The Diphenylamine Production Cost Trend strengthened significantly during Q2 2026.

In the United States, higher feedstock costs were passed through into Diphenylamine prices.

In South Korea, higher aniline costs increased the upstream cost burden.

In Brazil, freight and currency-related landed-cost inflation increased the effective cost of imported material.

These developments demonstrate that Diphenylamine production economics are influenced not only by manufacturing expenses but also by international trade conditions.

For import-dependent markets, freight, insurance, port handling, exchange rates and other landed-cost components can significantly influence final pricing.

Diphenylamine Price Forecast

The Diphenylamine Price Forecast will depend heavily on feedstock prices, aniline costs, freight rates, currency movements, production economics and downstream demand.

In the United States, continued feedstock cost pressure could keep prices elevated. However, any moderation in upstream costs could reduce the pace of price increases.

In South Korea, aniline prices will remain an important indicator. A sustained increase in aniline costs could continue supporting Diphenylamine prices, while easing upstream conditions could provide relief to producers and buyers.

In Brazil, freight rates and currency movements will remain critical. Any stabilization in the exchange rate or reduction in freight costs could reduce landed-cost pressure.

Overall, the Diphenylamine price forecast remains sensitive to upstream and international trade conditions. The sharp Q2 increases suggest that market participants will closely monitor feedstock availability and procurement requirements in the coming quarters.

Future Outlook for the Global Diphenylamine Market

The global Diphenylamine market is expected to remain sensitive to raw-material costs and downstream industrial demand.

North America will continue to be influenced by feedstock economics and cost pass-through mechanisms. South Korea will remain closely linked with aniline availability and regional Asian supply conditions.

Brazil’s market will continue to depend heavily on international freight and currency movements because these factors can substantially alter landed costs.

Producers are likely to remain focused on managing margins amid changing input expenses, while buyers may increasingly monitor inventories and procurement timing.

The interaction between upstream feedstock markets and downstream demand will remain central to determining the direction of Diphenylamine prices.

Conclusion

The global Diphenylamine prices market experienced a substantial increase across all three reported regions during the quarter ending June 2026.

In the United States, the Diphenylamine Price Index rose 37.25% quarter-over-quarter, reflecting feedstock cost pass-through. The average price reached approximately USD 2496.67/MT based on FOB New-Orleans averages.

In South Korea, the price index increased 31.56% quarter-over-quarter, driven by higher aniline costs. The average quarterly price was approximately USD 2503.67/MT.

In Brazil, the Diphenylamine Price Index rose 35.6% quarter-over-quarter, reflecting freight-driven landed-cost increases and currency depreciation. The average price reached approximately USD 2655.67/MT.

Overall, Q2 2026 demonstrated the strong influence of upstream costs and international trade conditions on the Diphenylamine price trend. Feedstock cost pass-through dominated the US market, aniline costs shaped the South Korean market, while freight and currency depreciation were particularly important in Brazil. Going forward, feedstock availability, aniline prices, freight rates, exchange-rate movements, inventories and downstream demand will remain key factors shaping the global Diphenylamine market and its price outlook.

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