Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing admin@sinochem-nanjing.com 3389378665@qq.com
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Butanone

    • Product Name Butanone
    • Alias Methyl ethyl ketone
    • Einecs 201-159-0
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
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    Specifications

    HS Code

    431241

    Name Butanone
    Othernames Methyl ethyl ketone (MEK)
    Chemicalformula C4H8O
    Molarmass 72.11 g/mol
    Appearance Colorless liquid
    Odor Sweet, sharp, acetone-like
    Meltingpoint -86 °C
    Boilingpoint 79.6 °C
    Density 0.805 g/cm3 (at 20 °C)
    Solubilityinwater 29 g/100 mL (at 20 °C)
    Vaporpressure 89 mmHg (at 20 °C)
    Flashpoint -6 °C (closed cup)
    Refractiveindex 1.3788 (at 20 °C)
    Casnumber 78-93-3

    As an accredited Butanone factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Butanone is supplied in a 2.5-liter amber glass bottle with a secure screw cap and a clear, hazard-labeled exterior.
    Shipping Butanone (ethyl methyl ketone) must be shipped in tightly sealed, properly labeled containers made from compatible materials. It is classified as a flammable liquid and should be transported according to regulations (e.g., DOT, IATA, IMDG). Use secondary containment, keep away from heat or ignition sources, and ensure appropriate hazard documentation accompanies the shipment.
    Storage Butanone should be stored in a cool, well-ventilated area away from heat, open flames, and sources of ignition. Use tightly sealed containers made of compatible materials, and keep them away from oxidizing agents and acids. Store at temperatures below 25°C and avoid direct sunlight. Ensure proper grounding and bonding during transfer to prevent static discharge. Use appropriate signage and secondary containment.
    Application of Butanone
    Purity 99.5%: Butanone with purity 99.5% is used in the formulation of industrial adhesives, where it provides fast solvent evaporation for rapid bonding strength. Boiling Point 79.6°C: Butanone of boiling point 79.6°C is used in paint manufacturing, where it enables controlled drying rates and smooth film formation. Viscosity 0.41 mPa·s: Butanone with viscosity 0.41 mPa·s is used in printing ink production, where it ensures excellent flow properties and uniform ink distribution. Stability Temperature 25°C: Butanone stable at 25°C is used in laboratory extractions, where it maintains consistent extraction efficiency without decomposition. Molecular Weight 72.11 g/mol: Butanone at molecular weight 72.11 g/mol is used in pharmaceutical synthesis, where it acts as an efficient reagent for specific chemical transformations. Moisture Content <0.1%: Butanone with moisture content below 0.1% is used in electronic cleaning solutions, where it avoids residue and prevents short-circuiting. Flash Point -9°C: Butanone with flash point -9°C is used in degreasing formulations, where it offers rapid removal of oils and greases. Density 0.805 g/cm³: Butanone at density 0.805 g/cm³ is used in resin dissolution, where it promotes effective polymer solubilization for homogeneous mixtures. Refractive Index 1.38: Butanone with refractive index 1.38 is used in optical coatings, where it ensures compatibility and optimal layer uniformity. Melting Point -86°C: Butanone at melting point -86°C is used in low-temperature cleaning processes, where it prevents crystallization and remains liquid for optimal performance.
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    Certification & Compliance
    More Introduction

    Butanone: A Manufacturer’s Perspective on its Role and Value

    What Butanone Brings to Manufacturing

    From inside the factory, few solvents pull their weight the way butanone does. Sometimes called methyl ethyl ketone, this solvent has an unmistakable sharp scent and an unmistakable place on the production floor. You won’t find it in the headlines, but for decades, it’s formed the backbone of processes where reliability and quality really matter. Manufacturing doesn’t thrive on shortcuts. Chemical makers have learned this from costly mistakes and hard-fought progress, so every drum of butanone leaves us knowing the expectations set by resin plants, adhesive companies, paint works, and the multitude of workshops shaping plastics and composites worldwide.

    Chemical Structure and Practical Performance

    Chemically speaking, butanone belongs to the ketone family. It contains four carbon atoms, with an oxygen atom doubly bonded to the second carbon. This makes the compound especially good at dissolving many synthetic and natural resins, far more so than simple esters or hydrocarbons. Butanone’s boiling point sits comfortably around 80°C, letting users evaporate it efficiently and safely within standard process conditions. What’s the significance? It means coatings go on fast and dry on time, plastics process smoothly, and glues set just as the assembly line demands.

    Between different grades of butanone — industrial, technical, or high-purity — the fundamentals don’t change, but applications do. A technical grade runs well enough for coatings and adhesives, while specialty polymer synthesis or electronics need a cleaner fraction. As a manufacturer, we make this clear to our customers: getting the right batch for your job impacts everything from yield to regulatory compliance. It took years of tuning our distillation and purification lines to get our quality just where industry wants it, not simply what’s easiest to produce. Our staff knows, because they’ve seen what happens when a resin batch gels unexpectedly or a paint sets unevenly from off-spec material.

    Comparing Butanone to Other Solvents

    The toughest decisions our technical team faces aren’t which products to make, but which details to fine-tune for real-world reliability. Many customers picture acetone and butanone as interchangeable. In truth, butanone holds a different space. It evaporates slower than acetone, which improves leveling in paints and coatings, giving better film formation and a smoother finish. It also dissolves certain acrylic and vinyl resins, nitrocellulose, and polyurethane precursors better than acetone or toluene. In adhesive plants, the difference between a clean bond and a failed joint often comes down to which solvent cuts through filler and pigment loads without flashing off before things come together. Workers on the line feel the difference with their hands and eyes, not just on paper.

    Compared to toluene or xylene, butanone behaves with a milder aroma and slightly lower toxicity, making it a more worker-friendly choice under tough schedules. Health and safety audits frequently call this out. We prioritize this in both how we blend and store the product. Butanone’s volatility is less aggressive, so manufacturers of auto-repair chemicals or furniture lacquers depend on its predictability, reducing fire hazards compared to lighter hydrocarbons.

    Application: Beyond the Drum

    Usage shapes the reputation of any product. Butanone has gained trust across industries because production crews have seen it succeed shift after shift. On lines making butadiene-based polymers, for example, butanone carries low molecular weight fractions away without damaging the product. In printing inks, speed counts. Every second a press sits idle is lost revenue, and butanone keeps pigments fluid and stable under today’s fast running machines.

    In composites, butanone stands out by giving resin mixtures enough open time for hand layup or vacuum infusion. Equipment resists clogging, molds release parts smoothly — the difference can be measured in scrap rates and labor hours, not marketing promises. Lab technicians also rely on butanone for chromatography and sample extraction, because low water content and reliable evaporation rates mean results stay reproducible.

    Furniture makers prize it for lacquer and varnish formulation, balancing working time with a finish free from bubbles or pitting. Flooring and construction industries use it to formulate contact cements that bond woods, laminates, and tile faster and with more strength than products based on lighter solvents. Automotive refinishing shops reach for butanone-based thinners when exact color matching and perfect surface gloss can mean winning or losing a reputation. Each of these choices follows decades of experience, from both feedback in the field and routine batch analysis in-house.

    Quality’s Role in the Factory: How We Respond

    In our plant, consistency means everything. Each lot of butanone receives testing for water content, acidity, and purity before leaving the tank farm. We understand that, for customers, a subtle variation — a few tenths of a percent off-spec — can change drying rates or resin solubility. It’s more than compliance. It’s about keeping lines moving, reducing rework, and maintaining trust among suppliers, clients, and regulators.

    Troubleshooting in real time forms the backbone of our work. Paint companies send us questions about “orange-peel” texture or delayed curing. Furniture shops call about finish clarity. In nearly every case, a careful look at the solvent blend and production conditions highlights the small, technical realities that make chemical manufacturing a craft as much as a science. That is how we avoid shortcutting on quality or process safety.

    We walk through every order with transparency. Shelf life matters — for butanone, storage away from sunlight and ignition sources keeps the product pure and stable. Containers get grounded and sealed tightly. No drama, just procedure. With tighter regulations around VOC emissions, our R&D shifts toward improved recovery, recycling, and reduction of solvent loads wherever possible.

    Safety, Health, and Compliance in Real Factories

    Butanone is flammable, which means strict attention to handling and storage. For those of us on the production floor, all it takes is a single incident to reinforce proper safety standards: grounded containers, spark-free environments, regular air monitoring, and effective training for new hands and senior operators alike. Our plant makes frequent investments in ventilation and detection systems, because complacency risks far more than just product losses. Local regulations set exposure limits; we treat them as minimums, not targets.

    Our teams never overlook personal protective equipment, spill control kits, or employee training. We schedule regular drills. Decades of evidence tell the same story: preparation and respect for materials keep accidents rare and downtime brief. For our customers, we supplement shipments with practical advice gained from hundreds of site visits and real incidents, not generic data sheets printed from a database.

    Regulatory Landscape and Environmental Responsiveness

    Global expectations for solvents have changed dramatically over the past generation. Countries in Europe, North America, and Asia all see butanone listed in environmental policies targeting lower emissions, both in workplace air and from finished products. We realized early that not every solution fits every market. Some jurisdictions demand elaborate tracking and recovery systems; others emphasize traceability in raw materials and finished batches.

    This climate drives constant improvement. We collaborate with downstream users to test and certify new application equipment that captures and recycles solvent vapors. Process engineers and environmental coordinators ask for real emission and residue data, not estimates. We support those goals because it makes good business sense — and because field audits and compliance reviews catch the difference between clean paperwork and operating discipline.

    Manufacturers looking to lower their VOC footprint have pushed us to develop blends and co-solvent packages that use butanone more efficiently. This means smaller solvent footprints on site, and less waste in the environment. The most innovative facilities now recover and distill spent butanone for re-use, and we provide technical guidance for setting up these reclaim systems. Instead of resisting regulatory change, our shop treats it as a direct feedback loop, driving us to refine purity, labeling, logistics, and safety procedures. We see the impact in our own emissions numbers and long-term cost savings.

    Why Real-World Problems Shape Butanone Manufacturing

    The value of a product like butanone doesn’t hinge merely on its chemical formula or a line on a specification sheet. Every lot we produce tells a story about feedback from a wide range of production sites. A designer at an automotive plant noticed clouding in a polyurethane spray. After their investigation traced the problem back to high water content in a previous batch of thinner, that knowledge looped back to our quality control, prompting us to invest in an updated dehydration system.

    A concrete sealer maker flagged a haze on site floors after a raw material change. Together, we reviewed storage and transfer procedures, eventually improving packaging and setting stricter standards for residual contaminants. It’s these iterative back-and-forths — not one-off consultations — that build value into the product. Constant learning keeps our work from growing stale and gives us the right to call ourselves reliable partners.

    Sometimes, users push the limits by blending butanone with other esters or solvents to tune evaporation rate, cost, or performance. Flexibility for the customer matters, but every blend deserves testing, because interactions aren’t always predictable. We field plenty of technical calls about mixing butanone with tail-end fractions or switching between different source grades. Our own labs mix, test, and validate before making recommendations. Mistakes in blending often come from skipping critical small-scale experiments, a lesson passed from our engineers to our customers through years of troubleshooting.

    Automation, Digitalization, and the Future of Solvent Production

    Process automation has moved quickly into large-scale chemical plants over the last decade. In our factory, temperature, pressure, and flow rates sit under constant monitoring, minimizing the risk of batch deviations. Sensors and process data flags catch what once depended on the instincts of a seasoned operator. For butanone, this step-change has meant tighter purity control and fewer lost batches from operator error or equipment slip. Consistent output builds trust — not merely for routine buyers, but for those scaling up production or shifting to automated lines themselves.

    Digital tracking helps us tag every drum and tote, linking back to raw materials, test results, and transport records. No detail feels too small when a line of paint or resin stands to lose four hours of production to a variable shipment. If a customer in the plastics industry spots an issue, plant managers can access a full set of production and shipping records in minutes. Trust grows when response times shrink and accountability comes built-in.

    But new tech doesn’t erase old skills. Our best operators still rely on experience when they hear a valve hum or pick up a faint off-smell during drum filling. Automation frees those experts to stay hands-on with process improvement, letting them fine-tune every detail. And as digital systems expand, more real-world feedback flows directly into our process design — closing the loop between shop floor and laboratory, between user and supplier.

    Support and Collaboration Matter Most

    Too often, the image of chemical manufacturing is just a refinery or tank farm churning out commodity fluids by the trainload. In reality, producing and delivering butanone with real value for customers takes coordination and care. Each stage requires follow-up: checking drum seals after loading, confirming specification matches, and coordinating with transport providers. Delivery time matters most for breakdown or rush maintenance events. Our crew has worked holidays and overnight shifts to prevent production stops down the line. It’s that responsiveness that forges long-standing relationships.

    Product stewardship extends past the plant gate. We invest time in education and advice, from on-site troubleshooting to regulatory updates, because a knowledgeable customer base helps everyone make safer, cleaner choices. Industry experience tells us which process tweaks actually solve users’ challenges. This approach pays back in fewer customer complaints, easier audits, and lasting confidence in our work.

    Manufacturers face more scrutiny than ever, and products like butanone remain under the microscope. Our focus is on maintaining standards, improving support, and making transparent improvements in every batch. It keeps us sharp, honest, and ready to meet whatever changes the next decade brings. Through days of routine and moments of urgency, butanone stands as proof that real chemical manufacturing still depends on expertise, grit, and partnership. Every drum represents a network of people working to keep quality high, processes smooth, and solutions within reach.