Cyclopentane has rapidly become the preferred zero‑ODP, low‑GWP blowing agent for polyurethane foam systems, replacing HCFC‑141b across global insulation and refrigeration supply chains. As environmental regulations tighten and OEMs shift toward sustainable materials, procurement teams are prioritizing high‑purity, stable, and compliant Cyclopentane sourcing.

This article provides a clear, data‑driven overview of the global and Chinese Cyclopentane supply landscape, helping B2B buyers evaluate manufacturers and secure long‑term supply reliability.

Global Cyclopentane Market Overview

The global Cyclopentane market is shaped by several structural trends:

• APAC dominates production, driven by large-scale C5 hydrocarbon cracking capacity and integrated petrochemical chains.
• North America and Europe lead demand, particularly in refrigeration, cold-chain equipment, and building insulation.
• Environmental policies continue to accelerate the transition toward low‑GWP blowing agents, positioning Cyclopentane as the industry standard.

Procurement teams typically require the following certifications and documentation:

• ISO 9001 (Quality Management)
• ISO 14001 (Environmental Management)
• REACH compliance for EU imports
• Full COA, MSDS, and TDS
• Hazmat-compliant packaging and transport documentation

Top Global Cyclopentane Manufacturers (No Names Listed)

Global Cyclopentane production is concentrated among three major categories of suppliers:

1. Integrated Petrochemical Groups

• Operate large-scale C5 processing units
• Offer high-purity Cyclopentane suitable for premium PU foam systems
• Maintain multi-region logistics networks for stable long-term supply

2. Specialized Hydrocarbon Processing Companies

• Focus on C5 derivatives and specialty hydrocarbons
• Known for consistent purity, low moisture, and tight quality control
• Provide strong export documentation and regulatory compliance

3. Regional Mid-Sized Producers

• Located across Asia, Middle East, and South America
• Offer flexible supply options and competitive regional pricing
• Suitable for buyers with localized production needs

Top Cyclopentane Manufacturers in China (No Names Listed)

China is the global hub for Cyclopentane production due to:

• The world’s largest C5 cracking capacity
• Highly integrated upstream and downstream petrochemical chains
• Competitive production costs
• Mature export logistics for ISO tanks and drums

China’s Cyclopentane supply landscape can be categorized into four major producer groups:

1. Large National Petrochemical Systems

• Extremely high production capacity
• Suitable for long-term, high-volume contracts
• Offer industrial-grade and high-purity Cyclopentane

2. Shandong C5 Deep-Processing Cluster

• China’s most mature C5 industrial zone
• Produces both 95% blowing-agent grade and 98%+ high-purity grade
• Strong export capabilities to Middle East, South Asia, and Southeast Asia

3. Northeast Refinery-Integrated Producers

• Stable upstream raw material supply
• Known for consistent quality and low moisture levels
• Provide complete export documentation and compliance support

4. East China Coastal Chemical Producers

• Located near major ports for fast shipment
• Offer flexible packaging options (ISO tanks, steel drums)
• Ideal for buyers requiring short lead times

Comparison Table — China Cyclopentane Supply Landscape

Supplier Type	Capacity	Purity Grades	Packaging	Ideal Buyer Profile
National Petrochemical Systems	Very large	Industrial / High purity	ISO tanks	Large OEMs, long-term contracts
Shandong C5 Cluster	Large	95%, 98%+	ISO tanks / Drums	Importers in Middle East & Asia
Northeast Integrated Producers	Medium	95%+, 98%+	Drums / ISO tanks	High-consistency PU systems
East China Coastal Producers	Medium	95–98%	Multiple formats	Buyers needing fast delivery

Critical Sourcing Factors for B2B Buyers

When evaluating Cyclopentane suppliers, procurement teams should focus on the following:

1. Purity & Moisture Control

• 95%: Standard blowing-agent grade
• 98%+: High-purity grade for advanced PU systems
• Moisture target: ≤50 ppm to ensure optimal foam cell structure

2. Packaging & Logistics

Cyclopentane is a flammable liquid requiring strict compliance:

• ISO tanks for 20–100 MT bulk shipments
• Steel drums for smaller or multi-modal shipments
• Compliance with UN1993, IMDG, and regional hazmat regulations

3. Regulatory & Export Compliance

Ensure suppliers provide:

• REACH registration for EU shipments
• SGS / CIQ inspection support
• Full COA, MSDS, TDS, and export documentation

Conclusion & Call to Action

Securing reliable Cyclopentane supply requires balancing capacity, purity, compliance, and logistics performance. China remains the global center of Cyclopentane production, offering competitive pricing and strong export capabilities — but selecting a high-quality, compliant, and stable manufacturer is essential to avoid production risks.

If you are planning to source high‑purity Cyclopentane for refrigeration, insulation, or solvent applications:

Looking for a dependable Cyclopentane supplier? Contact our chemical sourcing experts for specifications, technical support, and a competitive quotation.

Cyclopentane’s Role in High-Performance Polyurethane Insulation Foams

Estimated reading time: 3 minutes

Refrigerators operate continuously throughout the year, making insulation performance a primary determinant of overall energy consumption. As global demand for energy-efficient appliances increases, manufacturers are prioritizing advanced insulation technologies. Cyclopentane has emerged as the preferred solution for next-generation refrigerator insulation systems.

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Why Cyclopentane Is Essential for Modern Refrigeration

Cyclopentane (C5H10) is widely recognized as an ideal blowing agent for polyurethane (PU) insulation foams.
It enhances thermal insulation, improves cooling efficiency, and supports long-term energy savings.

Its environmental profile is a major advantage:

• Zero Ozone Depletion Potential (ODP = 0)
• Ultra-low Global Warming Potential (GWP < 1)
• Fully compliant with the Montreal Protocol and global environmental regulations

Cyclopentane is now the mainstream replacement for CFCs, HCFCs, HFCs, and PFAS-restricted blowing agents used in refrigeration manufacturing.

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Refrigerator Insulation: Technical Requirements

Refrigerators and freezers follow standardized exterior dimensions.
This requires the insulation layer to:

• Deliver excellent thermal conductivity within limited thickness
• Maximize internal storage volume
• Support structural integrity between the outer shell and inner liner

Polyurethane foam provides both insulation and structural reinforcement. The blowing agent directly affects foam cell structure and thermal performance, making Cyclopentane a critical component.

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Performance Advantages of Cyclopentane

During the PU foaming process, Cyclopentane becomes trapped inside the foam’s closed cells.
As a long-lasting “cell gas,” it improves insulation properties throughout the appliance’s life cycle.

Key advantages include:

• High insulation efficiency even with thin foam layers
• Improved space utilization inside the refrigerator
• Strong compatibility with PU foam systems
• Stable processing performance in large-scale manufacturing

These benefits make Cyclopentane the leading blowing agent for space-optimized, energy-efficient refrigerator designs.

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Industry Adoption and Supply Reliability

Cyclopentane has become a core raw material for global refrigerator and freezer manufacturers.
High-purity products (≥95%) ensure consistent foam quality and insulation performance.

As production technologies advance, global Cyclopentane capacity continues to increase, improving supply stability. Some suppliers also offer:

• Customized Cyclopentane blends
• Technical guidance for PU foam formulations
• Integrated logistics support for safe handling and delivery

These services help manufacturers achieve process optimization and stable product quality.

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Conclusion

Cyclopentane is a critical enabler of high-efficiency refrigerator insulation.
Its use improves cooling performance, reduces energy consumption, lowers carbon footprints, and maximizes interior space without increasing insulation thickness.

With its strong environmental profile and proven technical advantages, Cyclopentane has become the preferred blowing agent for the global refrigeration industry.

Outbound Links

1. UNEP – Montreal Protocol Overview
   https://www.unep.org/ozonaction/who-we-are/montreal-protocol
2. ASHRAE – Refrigeration Technology & Standards
   https://www.ashrae.org/technical-resources
3. Polyurethane Foam Association – Technical Resources
   https://www.pufoam.org/resources/
4. EPA – Low-GWP Blowing Agents Information
   https://www.epa.gov/ozone-layer-protection/substitutes/low-gwp-alternatives
5. IEA – Energy Efficiency in Appliances
   https://www.iea.org/reports/appliance-efficiency

• Cyclopentane: The Smart Choice for PU Insulation
• High-Purity Cyclopentane Manufacturer – Junyuan Petroleum Group
• Cyclopentane–Isopentane in Polyurethane Foam Manufacturing
• Cyclopentane as a Blowing Agent: FAQ and Applications
• High-Purity n-Pentane for Advanced Insulation Applications

As of April 28, 2025, the domestic price of Cyclopentane in China stands firm at RMB 11,200 per metric ton, approximately USD 1,555 per metric ton based on today’s official exchange rate (1 USD ≈ 7.2043 RMB).

After a significant adjustment in mid-April, the Cyclopentane market has remained stable for two consecutive weeks. This provides global buyers with a more predictable cost structure for sourcing.

Cyclopentane is a key blowing agent for polyurethane (PU) foam, extensively used in building insulation panels, refrigeration appliances, and cold chain logistics solutions. Stable pricing is crucial for industries targeting low-GWP and energy-efficient products. Global procurement teams are encouraged to leverage the current pricing stability for inventory planning and to mitigate risks linked to raw material price volatility during the second quarter of 2025.

Cyclopentane, PU Foam, Insulation Materials, Refrigeration Industry, Blowing Agents, Global Procurement, China Exports, April 2025, USD Price, RMB Price