Top 10 Companies in the Propylene Oxide Chlorohydrin CHPPO HPPO Ti‑Silicalite Market (2026): Market Leaders Driving Global Production

MARKET INSIGHTS

Global Propylene Oxide Chlorohydrin (CHPPO), HPPO, and Ti‑Silicalite market size was valued at USD 6.84 billion in 2025. The market is projected to grow from USD 7.21 billion in 2026 to USD 11.47 billion by 2034, exhibiting a CAGR of 5.9% during the forecast period.

Propylene oxide (PO) is a key industrial chemical intermediate primarily used in the production of polyurethane polyols, propylene glycols, and other specialty chemicals. The three principal production technologies – Chlorohydrin (CHPPO), Hydrogen Peroxide to Propylene Oxide (HPPO), and Ti‑Silicalite catalyst‑based processes – represent the dominant manufacturing routes globally. While the traditional chlorohydrin process has long been established, the HPPO process, which utilizes titanium silicalite (TS‑1) as a catalyst, has gained significant traction due to its environmentally cleaner profile and reduced co‑product generation.

The market is witnessing steady growth driven by rising demand for polyurethane foams across construction, automotive, and furniture industries, alongside increasing adoption of greener HPPO technology. Key industry players including BASF SE, Evonik Industries, LyondellBasell Industries, Sumitomo Chemical, and SKC Co., Ltd. continue to invest in capacity expansions and process innovations, reinforcing the market’s long‑term growth trajectory.

Propylene Oxide Chlorohydrin CHPPO HPPO Ti‑Silicalite Market – View in Detailed Research Report

Top 10 Companies in the Propylene Oxide Chlorohydrin CHPPO HPPO Ti‑Silicalite Market

1️⃣ BASF SE

Headquarters: Ludwigshafen, Germany
Key Offering: TS‑1 catalyst licensing, PO production, downstream polyol integration

BASF’s TS‑1 platform underpins the world‑scale HPPO plants in Belgium and Thailand, delivering high‑purity PO with minimal chlorinated waste. The company’s focus on catalyst durability and process optimization has translated into measurable reductions in operating costs for its customers.

Sustainability Initiatives: Continuous improvement of catalyst life cycles, investment in low‑energy epoxidation units, and collaboration with hydrogen peroxide producers to secure green feedstock.

• Enhanced TS‑1 regeneration protocols reducing downtime.
• Partnerships with regional hydrogen peroxide manufacturers.
• Targeted R&D on next‑generation TS‑1 variants.

2️⃣ Evonik Industries

Headquarters: Essen, Germany
Key Offering: High‑purity hydrogen peroxide supply, catalyst development, PO feedstock solutions

Evonik’s high‑purity hydrogen peroxide streamlines the HPPO route, enabling consistent PO quality for polyol and glycol downstream processes. The company’s expertise in process chemistry positions it as a critical enabler for HPPO adoption worldwide.

Sustainability Initiatives: Development of low‑energy peroxide production pathways, support for circular economy models in catalyst reuse.

• Integration of renewable electricity in peroxide synthesis.
• Advanced waste minimization in peroxide production.
• Collaboration with catalyst licensors on performance metrics.

3️⃣ LyondellBasell Industries

Headquarters: Rotterdam, Netherlands / Houston, USA
Key Offering: PO production via SMPO and CHPPO routes, polyol manufacturing, supply chain integration

LyondellBasell’s diversified PO portfolio includes both traditional and modern oxidation routes, providing customers with flexibility in supply and cost structures. Its integrated polyol plants serve a wide range of automotive and construction markets.

Sustainability Initiatives: Investment in energy‑efficient PO plants, adoption of advanced waste treatment technologies, and commitment to reducing greenhouse gas emissions.

• Deployment of high‑efficiency steam reforming units.
• Implementation of closed‑loop water systems.
• Targeted emissions reduction targets for 2035.

4️⃣ Sumitomo Chemical

Headquarters: Osaka, Japan
Key Offering: PO production, specialty chemical derivatives, catalyst technology licensing

Sumitomo’s PO operations focus on high‑value specialty derivatives, leveraging its TS‑1 catalyst portfolio to deliver superior purity for pharmaceutical and agrochemical applications.

Sustainability Initiatives: Development of bio‑based feedstock pathways, optimization of catalyst life cycles, and reduction of water usage.

• Bio‑propylene feedstock pilot projects.
• Advanced catalyst regeneration cycles.
• Water recycling in PO plants.

5️⃣ SKC Co., Ltd.

Headquarters: Seoul, South Korea
Key Offering: Independent HPPO plant operations, TS‑1 catalyst supply, turnkey project solutions

SKC’s standalone HPPO plants demonstrate the commercial viability of the process outside Western markets, providing a model for emerging economies seeking cleaner PO production.

Sustainability Initiatives: Integration of renewable energy sources, modular plant design for scalability, and focus on low‑waste operations.

• Modular plant architecture enabling rapid deployment.
• Use of solar and wind energy in plant operations.
• Zero‑liquid‑discharge goals.

6️⃣ Dow Inc.

Headquarters: Midland, United States
Key Offering: TS‑1 catalyst licensing, HPPO plant support, PO production services

Dow’s long‑standing expertise in catalyst chemistry underpins its role as a technology provider for HPPO plants worldwide, ensuring high conversion rates and product consistency.

Sustainability Initiatives: Focus on catalyst longevity, reduction of chlorine usage, and support for green hydrogen production.

• Advanced catalyst formulation research.
• Collaboration on hydrogen‑peroxide production.
• Reduction of chlorine‑based waste streams.

7️⃣ Huntsman Corporation

Headquarters: Houston, United States
Key Offering: PO derivatives, polyol manufacturing, integrated supply chain solutions

Huntsman’s integrated model spans from PO production to finished polyol products, allowing it to capture value across the supply chain and offer end‑to‑end solutions to customers.

Sustainability Initiatives: Investment in energy‑efficient polyol production, waste minimization, and lifecycle emissions monitoring.

• Energy‑efficient polymerization units.
• Wastewater treatment upgrades.
• Lifecycle assessment programs.

8️⃣ Sinopec Group

Headquarters: Beijing, China
Key Offering: PO production via CHPPO and HPPO routes, large‑scale capacity, downstream integration

Sinopec’s dual‑route strategy allows it to balance cost and environmental performance, positioning it as a major supplier in the rapidly expanding Chinese market.

Sustainability Initiatives: Development of integrated hydrogen peroxide units, adoption of advanced waste treatment, and regional catalyst supply agreements.

• Co‑located hydrogen peroxide production.
• Advanced brine treatment technologies.
• Regional TS‑1 licensing collaborations.

9️⃣ Zhonghai Shell Petrochemicals Co., Ltd.

Headquarters: Shanghai, China
Key Offering: PO production, polyol manufacturing, technology licensing

As a joint venture, Zhonghai Shell leverages both Shell’s petrochemical expertise and Zhonghai’s local market knowledge to expand PO capacity and support downstream industries.

Sustainability Initiatives: Focus on process integration, energy efficiency, and reduction of chlorinated waste.

• Integrated feedstock and catalyst supply chains.
• Energy‑efficient epoxidation units.
• Reduction of chlorinated byproducts.

🔟 Covestro AG

Headquarters: Leverkusen, Germany
Key Offering: PO derivatives, polyol manufacturing, advanced polymer technologies

Covestro’s focus on high‑performance polymers aligns with the demand for premium polyols derived from clean PO production, positioning it as a leader in specialty applications.

Sustainability Initiatives: Development of bio‑based polyols, circular economy strategies, and emissions reduction targets.

• Bio‑derived polyol development.
• Closed‑loop polymer manufacturing.
• Carbon footprint reduction programs.

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Market Outlook and Future Trends

The transition from chlorohydrin to HPPO and Ti‑Silicalite processes is reshaping the PO landscape, driven by tightening environmental regulations and the global push for cleaner production. Regions such as Asia‑Pacific and Europe are leading the adoption curve, supported by integrated hydrogen peroxide production and advanced catalyst licensing agreements. The emergence of bio‑based propylene feedstocks and the integration of renewable energy sources into PO plants are expected to further diversify the supply base and reduce carbon intensity.

Capital intensity remains a barrier for new entrants, but the growing demand for high‑purity PO in specialty applications – including flame retardants, lubricant additives, and pharmaceutical intermediates – is creating niche opportunities for producers who can deliver consistent quality and low contamination levels. The consolidation of technology ownership around a few major licensors continues to shape competitive dynamics, encouraging strategic partnerships and joint ventures to unlock new market segments.

Key Emerging Trends

• Expansion of integrated HPPO‑H₂O₂ complexes to improve cost and supply chain resilience.
• Growth of bio‑derived propylene as a renewable feedstock, enabling alignment with sustainability targets.
• Increased focus on catalyst durability and regeneration to reduce operational downtime.
• Adoption of digital monitoring and predictive maintenance to optimize plant performance.
• Strategic alliances between PO producers and downstream polyol manufacturers to secure long‑term supply agreements.