After a sharp run-up in Q1 2026 driven by tight supply and aggressive procurement, the global polypropylene market is now in a price decompression phase. The benchmark PP price in China fell to approximately 7,207 CNY/mt (roughly USD 990-1,000/mt) in late June, marking a 15% month-over-month decline as weak downstream demand and cautious buying returned.
The North American market tells a similar story. US PP prices surged in March on tight supply and aggressive buying, but the trajectory since then has been flat to down. Plastics Technology industry sources report that PP June-July prices are expected to decline approximately 2-3 cents per pound, as the price decompression continues. The sharp escalation that defined H1 2026 has slowed and is now reversing in several key markets.
The regional picture is not uniform. European PP prices remain structurally elevated at roughly USD 2,340/mt, reflecting higher energy costs and more constrained domestic supply. India's market at USD 1,280/mt has been more stable, supported by steady infrastructure demand. Northeast Asian prices around USD 1,420/mt sit between the Chinese low and European high, feeling pressure from both directions.
The fundamental issue is straightforward: supply has caught up with demand. The tightness that supported Q1 price increases was largely a function of inventory destocking having run its course combined with opportunistic buying, not a structural shift in the supply-demand balance. As new production has ramped up and buyers have returned to hand-to-mouth purchasing, the upwards momentum has dissipated.
The PP decompression creates a meaningful opportunity for buyers who held off during the Q1 run-up. With prices now declining month-over-month in China and North America, the window for locking in favorable terms is opening. However, this is not a one-way bet — European prices remain elevated due to structural cost disadvantages, and any supply disruption (propylene feedstock tightness, logistics shocks, or unplanned outages) could reverse the decompression quickly. The strategy: keep contract durations short (3-6 months rather than annual), reference the declining spot market in negotiations, and build inventory only if you can tolerate the downside risk of further price declines. Monitor propylene monomer prices as the leading indicator — if propylene tightens, PP follows within 2-4 weeks.