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HS Code |
249751 |
| Chemicalname | Ethylene |
| Chemicalformula | C2H4 |
| Molarmass | 28.05 g/mol |
| Appearance | Colorless gas |
| Odor | Faint sweet odor |
| Meltingpoint | -169.2°C |
| Boilingpoint | -103.7°C |
| Density | 1.178 kg/m3 (at 0°C, 1 atm) |
| Solubilityinwater | Slightly soluble |
| Casnumber | 74-85-1 |
| Flammability | Highly flammable |
| Structure | H2C=CH2 |
| Criticaltemperature | 9.21°C |
| Vaporpressure | 50.4 atm (at 25°C) |
As an accredited Ethylene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Ethylene is packaged in high-pressure steel cylinders, each containing 50 kg of compressed gas, labeled with appropriate hazard and safety information. |
| Container Loading (20′ FCL) | Container Loading (20′ FCL) for Ethylene: Typically involves specialized, pressurized ISO tanks or cylinders, ensuring safe, leak-proof, and compliant transport. |
| Shipping | Ethylene is shipped as a compressed, liquefied gas in high-pressure cylinders or specialized tank trucks and railcars. It is highly flammable and requires proper labeling, secure storage, and strict temperature and pressure controls. Emergency procedures and compliance with regulations such as the DOT and international guidelines are mandatory during transport. |
| Storage | Ethylene is typically stored as a compressed liquefied gas in high-pressure cylinders or bulk tanks made of steel, designed to withstand its pressure and chemical reactivity. Storage areas must be well-ventilated, away from heat, ignition sources, and incompatible substances. Temperature must be controlled to prevent excessive pressure. Proper labeling, leak detection, and safety measures are essential to prevent fire or explosion hazards. |
| Shelf Life | Ethylene typically has a shelf life of 1-2 years when stored in tightly sealed cylinders under cool, dry, and well-ventilated conditions. |
Applications of Ethylene in Industrial ManufacturingAs a primary petrochemical, ethylene enters multiple high-volume industries with distinct processing, regulatory, and formulation requirements. Our facility supports industrial clients in the polymer, chemical, and specialized gas sectors, offering ethylene tailored for precise downstream integration. 1. Polyethylene Production (High-Density and Low-Density Grades)Polyethylene production constitutes the largest downstream application for ethylene. Industrial polymerization uses either high-pressure (for LDPE) or low-pressure (for HDPE/LLDPE) catalytic processes. Operators tune process conditions, pressure, and catalyst selection according to end-use resin specifications and desired molecular weight distribution. Strict batch traceability and contamination control ensure consistency across mass-scale extruders and reactors for packaging, film, and molded products. Industry compliance standards
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2. Ethylene Oxide Synthesis (Intermediates for Surfactants and Glycols)Ethylene oxidation takes place in fixed-bed silver catalyst reactors, with air or oxygen as the oxidant. Producers maintain precise temperature and ethylene-oxygen ratios to maximize ethylene oxide yield while minimizing hazardous byproducts. Feed gas purity, especially low sulfur content, remains critical. Ethylene oxide serves as a principal raw material for producing surfactants, polyether glycols, and certain polyester types. Industry compliance standards
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3. Ethylbenzene and Styrene Monomer ManufacturingEthylbenzene plants use a vapor-phase alkylation process where ethylene reacts with benzene over acid catalysts. Feedstock selection, including high-purity ethylene, directly affects product purity and downstream styrene yield. Close control of H2S and CO in ethylene feed streams prevents catalyst fouling and ensures optimal conversion. Styrene plants further dehydrogenate ethylbenzene at high temperature, requiring robust process integration. Industry compliance standards
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4. Vinyl Chloride Monomer (VCM) and PVC Chain ChemistryEthylene serves as a central feedstock in the oxychlorination process to synthesize vinyl chloride monomer. Reaction with hydrogen chloride and oxygen on a copper chloride-based catalyst forms ethylene dichloride, later cracked to VCM. Plant operators optimize ethylene concentration to achieve efficient yield and keep chlorinated byproduct formation within limits set by end-use PVC resin grades. Gas-phase material tracking and hazardous emission controls are essential throughout. Industry compliance standards
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5. Linear Alpha Olefins (LAO) SynthesisOligomerization of ethylene produces linear alpha olefins, which act as essential comonomers, lubricants, and surfactant intermediates. The selection of Ziegler or metallocene catalysts determines chain length distribution and overall process selectivity. Ethylene purity and the absence of catalyst poisons are monitored via inline gas chromatography and on-site QC. Downstream uses focus on polyethylene copolymers, synthetic lubricants, and specialty plasticizers. Industry compliance standards
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6. Ethanol Production via HydrationEthylene hydration uses either vapor- or liquid-phase technology to produce industrial-grade ethanol. Catalytic reactors, often based on phosphoric acid or advanced heteropoly acid systems, require strict feed gas control to limit byproducts like acetaldehyde. The process allows continuous operation and direct integration with distillation and purification lines to meet solvent, fuel, or pharmaceutical ethanol standards. Industry compliance standards
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Competitive Ethylene prices that fit your budget—flexible terms and customized quotes for every order.
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Ethylene flows through the heart of chemical manufacturing, and every batch must prove itself through rigorous testing and years of refinement. At our facility, operators and engineers don't approach ethylene as just another molecule. Rain or shine, process lines run under watchful eyes because purity shapes our whole operation. Ethylene leaves our reactors at a minimum purity of 99.95%, but that number never stands on its own. We run multiple in-line chromatographs and moisture analyzers, making sure our end-product holds up under harsh scrutiny. Impurities never get a pass here. Customers need clean feedstock, and pipework only remains safe at consistently low moisture, sulfur, and oxygen levels, so each fraction of a percent matters.
We store and ship ethylene in pressurized tankers and high-integrity piping, limiting contamination risk. Every shipment reflects the effort our technicians put in, tuning compressors, running heat exchangers, and purging lines. Our experience tells us reliability saves everyone cost and headaches. In hot summers, operators monitor ethylene’s vapor pressure, watching for changes right down to the decimal. A fluctuation—no matter how small—sparks a deeper check on systems and results. We hold ourselves to tighter standards than any outside auditor, because one mistake can ripple downstream into plant shutdowns or worse.
From farmers to automakers, ethylene matters far more than most realize. We watch over polymer-grade ethylene as it leaves our facility for use in polyethylene, the world’s most common plastic. Grocery bags, beverage bottles, and medical packaging begin with the substance we produce. Down the line, each pellet, film, and sheet starts as vapor condensed out of our system. Our teams have a long view of this process—polymers only succeed when traces of acetylene, CO, or water fall below strict limits. Manufacturers who work with our feedstock see fewer defects and smoother runs.
Ethylene’s influence stretches to agriculture as well. We serve clients tuning ripening processes for fruit and produce storage. The molecule triggers enzymes within fruits like bananas and apples, coordinating color, flavor, and texture. Our facility tailors each consignment for these ripening rooms, realizing that a small dose will do what weeks of storage cannot. Over time, working side-by-side with fruit processors, we’ve found the balance—enough ethylene for reliable ripening, but never oversupplied. Less time wasted on bad batches helps producers minimize losses and deliver quality food to tables everywhere.
Ethylene even shapes whole cities, showing up in construction plastics, insulation, solvents, and refrigerants. Local economies depend on the affordable, consistent output that our operation offers. Looking back through plant records, our smallest improvements in energy efficiency or process optimization translate into new possibilities for the industries downstream. The chemical building blocks made from ethylene—ethylene oxide, styrene, ethylene dichloride—give rise to automotive parts, coatings, adhesives, and electronic components. We see the ripple effect through our customers’ expansion plans and product lines.
Every day, process engineers walk the length of distillation columns and compressors, prepping for both routine production and sudden troubleshooting. Someone new to chemical production might not see all the steps required before ethylene even enters storage. Out in the field, teams of operators regulate catalyst loads and control temperatures with a steady hand. Mistakes cost product, so training goes well beyond textbooks. Veterans can recall unplanned shutdowns and how hard it is to recover pipeline quality after a single off-spec incident.
Within the plant, we maintain transparency as a top value. Instrumentation sends live data to a control room where experienced eyes pick out patterns. Small jumps in oxygen concentration or trace hydrocarbons never go unchecked. Our lab staff run routine grab samples, and if any tails deviate from target, they flag it instantly. Deliveries go to customers with a certificate of analysis—not as a paperwork requirement, but as a record of care. Customers rely on us for more than a substance; they count on stable quality that keeps their own lines running.
All these steps mean our ethylene often stands apart in markets crowded with lower-purity alternatives. Differences show up as resin clarity, consistency of melt, and performance in the field. While some sources may allow higher percentages of CO2, hydrogen, or other light gases, we tighten those limits because customers see the downstream cost of even minor contaminants. Years of customer feedback and internal troubleshooting have shaped our standards into something practical, deliverable, and worthy of trust.
Having produced both ethylene and its chemical cousins—propylene, butadiene, and ethane—we know each molecule’s challenges and quirks. Ethylene makes particular demands: it dimerizes and polymerizes under the wrong conditions, so our systems must handle both pressure swings and runaway reactions. The valves, seals, and compressor selections might look similar from the outside, but we choose hardware after decades of field lessons. For example, ethylene’s small molecules escape easily, so we select special alloy steels and monitor leak rates constantly.
In contrast with propylene, ethylene’s role as a foundation for high-density and low-density polyethylene puts it in constant contact with strict requirements for purity and stability. Solvent applications require further controls, since traces of acetylene or chlorinated hydrocarbons can trigger fouling or unsafe byproducts. We configure our cracking furnaces to minimize knock-on formation of tars or coke—lessons that years of start-ups and shutdowns have taught us. Our operators recall turning valves or adjusting flows in unexpected rushes when reaction rates took off, preventing process hazards before they snowballed.
Many industrial gas distributors handle a wide portfolio, and some customers switch between sources—sometimes for cost, sometimes for proximity. From a manufacturer’s perspective, we see the pitfalls. Transports from faraway plants can trigger pressure and temperature fluctuations that cause micro-contamination. Because our teams oversee the entire value chain, from steam crackers and recovery units to liquefaction and tanker loading, we build in redundancies. Our direct control lets us spot anomalies and tailor output to a specification not found in commodity trading networks.
In our decades overseeing ethylene production, the most persistent pressure comes from rising demand and tightening emissions standards. We tracked government shifts towards carbon reduction, so plant managers looked for ways to optimize cracking efficiency and lower energy use per ton of product. Our latest investments have gone into advanced heat recovery, online data analytics, and continuous catalyst improvements. Every step away from waste helps us keep pricing fair even as regulations grow.
Recycling has become one of the top challenges facing large-scale ethylene producers. Conventional plastics facilities—powered by millions of tons of polyethylene and derivatives—are starting to rethink end-of-life. Most industry veterans know that replacing fresh feedstock outright is tough, because recycled material carries unpredictable impurities. Still, our R&D teams work with academic partners to push for depolymerization, chemical recycling, and new solvent systems. Each pilot run teaches us more about balancing production stability with environmental responsibility.
Electrification and renewable hydrogen promise cleaner futures, but today’s volumes still demand fossil-based crackers matched with ever-lower emissions. Our team knows the risks and the rewards. Small efficiency improvements—sometimes fractions of a percent—accumulate into thousands of saved tons of CO2. By reinvesting in automation, leak detection, and digital twin simulations, we work toward a facility ready to run for decades more, meeting both production targets and climate obligations.
Operators and technical staff take pride not just in the molecule, but in knowing where it goes and how it’s used. Polymers specialists call us with requests for trial batches as they launch new product lines. Every run starts with a conversation, sharing feed rate histories, resin grades, and key areas where slight changes could improve yield. Turnaround crews shut down lines for catalyst change-out and return them to service only after multi-point inspections and a round of fresh sampling. Each handoff gets the same attention, from senior engineers overseeing process control updates to new hires learning to spot pinhole leaks in high-pressure pipework.
Agricultural users have sent us notes after successful campaigns—less fruit lost, better shelf life—and we feed that feedback back into our dosing advice and certification planning. Sometimes that means extending deadlines and running extra purity tests for those seasons when certainty matters most. Our technical team never sees ethylene as a generic gas; they’ve watched the difference between commercial and research-grade grades under the microscope, measuring the real effects on plant hormone signaling and storage results.
Industrial customers who need specialty products like ethylene oxide depend on the steady supply of on-spec feedstock. Interruptions at the source force their plants into expediting mode, burning overtime and wasting material. We work to reduce those risks: by adding buffer storage, staggering maintenance intervals, or simply making sure every sample matches declared composition. Our teams understand that a missing truck or off-quality batch sends ripples up and down global supply chains.
Consistency carries over into how we run our operation. Many manufacturing sites come with long histories—some traced back generations. Plants change hands, equipment ages, but the expectation of safety and reliability never wanes. No shortcut or cheap fix ever made sense here, because a single shortcut jeopardizes hard-won trust between producer and consumer. Over time, customers value that sense of partnership even more than the raw numbers.
Certifications and audits prove necessary, especially for companies exporting to tightly regulated regions. Our procedures meet international standards not out of regulatory compulsion, but because years in chemical operations have taught us that shortcuts only lead to lost business and unsafe work environments. Employees buy into the mission, knowing every shift affects ports, farms, and factories miles away.
We encourage clients to visit, look over our processes, and join discussions about future needs. Some bring with them stories from difficult seasons—shortages, bottlenecks, or sudden swings in market prices. Open conversation helps everyone—from production planner to front-line loader—adjust and prepare. New regulations on emissions, pressure vessel integrity, or cargo certification become easier to meet when everyone knows what’s at stake and sees the facility’s commitment.
No facility in our business stays static. We constantly walk the line between tradition and transformation. Every season brings new polymers, new catalysts, unexplored grades, and demand from emerging sectors—lithium-ion batteries, 3D printing, medical films, and beyond. Keeping up means listening to researchers and specifiers, adapting infrastructure, and upgrading monitoring tools. Customers shift their priorities quickly when new regulations or technologies arrive, so flexibility is baked into every level of our operation.
Turnarounds, debottlenecking projects, and process expansions feature regularly in our schedules. We track market signals and customer forecasts, scaling operations without losing focus on purity or delivery speed. Teams train new hires in both classic troubleshooting and digital data analytics, equipping them for a landscape that changes with every innovation or policy shift.
We see ethylene’s story as shaped by the effort of thousands—operators in the plant, handlers on the loading rack, customers at the point of use. Each batch reflects their skill and commitment. That steady focus on reliability and care, from reactor to railcar, forms the real backbone of our business and supports the ever-changing world of modern industry.
Experience in chemical manufacturing never grows old. Quick fixes or off-the-shelf approaches don’t bring the kind of long-term customer relationships that matter. Our teams—assembled from years of hard work—share tips, pass down lessons, and innovate with a respect for what works in practice. Model specifications grow and adapt with customer needs, but the core of our business remains steady: proven purity, tested processes, and the confidence that comes from knowing the product from inside out.
No day on the floor looks quite the same, but every decision has consequences far down the supply chain. Each completed shipment carries the touch of dozens of pairs of hands—each one determined to send only the best, and never settle for less. For us, ethylene will always be more than a page in a datasheet. It’s the foundation, the responsibility, and the reward of a lifetime spent making the chemistry others depend upon.