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Adiponitrile

    • Product Name Adiponitrile
    • Alias 1,4-Butanedinitrile
    • Einecs 204-632-7
    • 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
    VTB
    Specifications

    HS Code

    536547

    Cas Number 111-69-3
    Iupac Name hexanedinitrile
    Molecular Formula C6H8N2
    Molar Mass 108.14 g/mol
    Appearance Colorless liquid
    Melting Point 2 °C
    Boiling Point 295 °C
    Density 0.97 g/cm3 at 20 °C
    Solubility In Water 1.2 g/L at 20 °C
    Flash Point 113 °C (closed cup)

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

    Packing & Storage
    Packing Adiponitrile is packaged in a 200-liter blue HDPE drum with secure screw cap, labeled with hazard symbols and product information.
    Shipping Adiponitrile should be shipped in tightly sealed containers, protected from heat and ignition sources. It must be transported as a hazardous material according to UN 2205, Class 6.1 (toxic), and Class 3 (flammable). Follow all relevant regulations for labeling, documentation, and handling during transit to ensure safety and compliance.
    Storage Adiponitrile should be stored in a tightly closed container in a cool, dry, well-ventilated area, away from heat, sparks, open flames, and incompatible materials such as strong oxidizing agents and acids. The storage area should be equipped to contain spills and have appropriate fire suppression equipment. Proper labeling and secondary containment are recommended to prevent accidental releases.
    Application of Adiponitrile

    Applications of Adiponitrile in Industrial Manufacturing

    Adiponitrile forms a critical link in global chemical supply chains, primarily as a precursor in the large-scale synthesis of polyamides and associated intermediates. As an integrated manufacturer, we supply adiponitrile for use in diverse, process-intensive sectors. Below are detailed industrial application scenarios based on established production practices and regulatory frameworks in key downstream markets.

    1. Polyamide 66 (Nylon 66) Resin Manufacturing

    As the principal precursor for hexamethylenediamine, adiponitrile enables the production of Nylon 66, a widely adopted engineering plastic for automotive, electrical, and textile sectors. Chemical conversion of adiponitrile to hexamethylenediamine directly determines resin quality and downstream process yields, requiring stringent process controls and compliance with both environmental and product-specific standards.

    Industry compliance standards

    • ISO 9001:2015 Quality Management Systems
    • ISO 14001:2015 Environmental Management
    • REACH (EC) No 1907/2006 Registration, Evaluation, Authorisation and Restriction of Chemicals (EU)
    • US EPA TSCA (Toxic Substances Control Act)

    Typical usage ratio

    • Adiponitrile input typically 0.505–0.515 kg per kg of hexamethylenediamine produced; actual formulation adjusted based on ammonia conversion rates and minimization of byproduct formation.

    Downstream process integration

    • Introduced into hydrogenation reactors for hexamethylenediamine synthesis, which then feeds directly to polycondensation with adipic acid, resulting in Nylon 66 polymer chips.

    Final product types

    • Nylon 66 resin pellets
    • High-performance fibers and yarns
    • Injection-molded automotive and electrical components
    • High-strength industrial films

    2. Synthesis of Hexamethylenediamine for Specialty Chemical Intermediates

    Beyond polymer applications, hexamethylenediamine produced from adiponitrile serves as a versatile intermediate for formulating specialty chemicals including epoxy hardeners, polyurethanes, and corrosion inhibitors. Downstream synthesis requires consistency in purity and conversion to support high-value specialty grades used in precision coatings and engineered adhesives.

    Industry compliance standards

    • ISO 9001:2015 Quality Management Systems
    • Chemical Facility Anti-Terrorism Standards (CFATS) for US producers
    • REACH Annex XVII Restrictions (where applicable)
    • AP42 Emissions Guidelines (for process plants)

    Typical usage ratio

    • Adiponitrile charged at 1.0–1.03 molar ratio relative to ammonia for hexamethylenediamine generation; downstream refinement processes dictate exact batch input to control end-product amine levels.

    Downstream process integration

    • Fed into catalytic hydrogenation units, followed by fractional distillation and purification to obtain high-purity hexamethylenediamine suitable for further derivatization to specialty intermediates.

    Final product types

    • Epoxy curing agents
    • Polyurethane chain extenders
    • Functional coatings for industrial equipment
    • Corrosion control additives

    3. Polyamide 66 Fiber and Filament Production

    The textile industry relies on adiponitrile-derived polyamide 66 for technical fibers and industrial yarns, demanding precise molecular weight control and consistent quality to meet strict regulatory and end-use requirements. Detailed process regulation ensures robust mechanical characteristics and long-term stability across various spinning processes.

    Industry compliance standards

    • OEKO-TEX® Standard 100 (for end-use safety)
    • ISO 1833-7 (Textiles - Quantitative chemical analysis)
    • REACH SVHC (Substances of Very High Concern) compliance for fibers entering the EU market
    • China GB/T 4146 (National Standard for Polyamides in Fibers)

    Typical usage ratio

    • Derived Nylon 66 polymers spun from polyamide salt produced with adiponitrile; around 1.01–1.03 mol ratio of adiponitrile to adipic acid input, fine-tuned based on spinning viscosity targets and filament denier requirements.

    Downstream process integration

    • Conversion to hexamethylenediamine through hydrogenation, polycondensation to polyamide salt, and subsequent melting/extrusion into continuous filaments via direct spinning or spinning-drawing techniques.

    Final product types

    • High-tenacity industrial yarns
    • Technical textiles for airbags and seatbelts
    • Upholstery fibers
    • Tire cord fabrics

    4. Production of Nylon 66 Engineering Compounds for Automotive Applications

    The automotive sector integrates adiponitrile-based Nylon 66 as a structural material in under-the-hood components. Material consistency is regulated to comply with stringent OEM and international environmental requirements. Careful control of raw material feed and polymerization yields compounds that combine heat stability and resistance-to-fluids essential for modern vehicles.

    Industry compliance standards

    • IATF 16949:2016 Automotive Quality Management Systems
    • US FDA 21 CFR §177.1500 for vehicle interior plastics (where required)
    • VDA 232-101 (German Association of the Automotive Industry – Testing Polyamides)
    • REACH Annex XVII for automotive polymers

    Typical usage ratio

    • Resin derivation from adiponitrile input follows polyamide salt polymerization at 1:1 molar ratio with adipic acid; compounded formulations include 60–70 wt% base resin with glass fiber and stabilizer additions tailored by component design.

    Downstream process integration

    • Polymer chips from upstream adiponitrile conversion are compounded with fillers and additives using twin-screw extrusion prior to molding into complex automotive geometries via injection or blow molding lines.

    Final product types

    • Engine covers and brackets
    • Cooling system housings
    • Oil pan baffles
    • Electrical connectors

    5. Manufacture of Polyamide 66 Film and Membrane Products

    In the packaging and industrial filtration sectors, adiponitrile-based Nylon 66 supports the extrusion of films and membranes with stable thickness, high tensile strength, and resistance to a range of chemical media. Process accuracy in raw material input is vital to deliver membranes suitable for regulated applications such as food processing or critical filtration.

    Industry compliance standards

    • FDA 21 CFR §177.1500 (Nylon resins for packaging)
    • EU Regulation (EU) No 10/2011 (Plastics intended to contact food)
    • ISO 13485:2016 for membranes used in medical devices
    • NSF/ANSI 61 for water system membrane safety

    Typical usage ratio

    • Adiponitrile content aligns with regular polyamide salt production; polymerization maintained at ~1:1 molar ratio between adiponitrile equivalent and adipic acid, then extrusion formulations adapted based on barrier property targets.

    Downstream process integration

    • Raw material forms polyamide salt for polymerization, yielding resins used in blown film or cast film lines; downstream, membranes created by controlled phase inversion or stretching techniques to achieve specified porosity and thickness.

    Final product types

    • Flexible packaging films
    • Gas separation membranes
    • Ultrafiltration modules
    • Food contact liners
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    Certification & Compliance
    More Introduction

    Adiponitrile: A Cornerstone in Chemical Manufacturing

    Pursuing Reliability and Consistency with Adiponitrile

    Adiponitrile stands out as one of our foundational products at the plant, and for good reason. Over years of batch production, careful monitoring, and hands-on experience, we’ve seen that true demand for this chemical springs from how it anchors key processes in polymer and intermediate manufacturing, especially for nylon 6,6. Our operation doesn’t treat chemicals as black-box commodities. Each drum, tank, and railcar we ship reflects an understanding built up through ongoing refinement: purity levels, water content, transportation hurdles in different seasons, and how the product responds across applications. That kind of practical experience only comes from being on the manufacturing floor day in and day out, troubleshooting lines and talking to users, not scanning spreadsheets from an office somewhere far away.

    What Sets Our Adiponitrile Apart

    Our team works with a single Adiponitrile model produced through the direct electrohydrodimerization of acrylonitrile. We’ve committed to this route over others because of its scalability and cleaner impurity profile. From synthesis through final distillation, every step supports high-purity output, reliable batch-to-batch constancy, and HSE compliance. Product purity exceeds 99.8%, as determined by regular gas chromatography checks; we do not cut corners with recycled or downgraded feedstock. Moisture levels stay consistently below 100 ppm, and our logistics engineers pay close attention to minimizing contamination or hydrolysis during storage and transit. Instead of just issuing a certificate for every shipment, we review the final tank samples and track customer feedback so we know if any trends turn up across supply cycles.

    Some buyers ask what really separates our Adiponitrile from similar products shipped by others. Decades of hands-on production and tracking subtle process variations have taught us that small changes—down to trace catalyst residues—can sway downstream yield, especially in sensitive applications like hexamethylenediamine production. Our close monitoring gives us the edge in keeping those impurities out, which limits unpleasant surprises in polymer chains down the line.

    Specifications Rooted in Practice, Not Just Lab Sheets

    Plant teams here don’t just quote numbers pulled from a brochure. We see every day how quality specs play out in reactors and mix tanks. Water, if left unchecked, prompts side reactions. Volatile byproducts, if not removed, can affect catalyst life in polymerization units. For this reason, our product never ships unless it consistently meets the following targets:

    We maintain these exacting criteria because our own experience has proven that even a small slip in control leads to process headaches for customers. Polymers can yellow, systemic shutdowns occur, or unwanted side products build up, hurting yield or even forcing scrapped batches. That means downtime not just for users but on the shipping end as well, which serves no one.

    Why Adiponitrile Continues to Matter

    In specialty and commodity chemical manufacturing, certain intermediates act as lynchpins. Adiponitrile is one of those substances. Downstream, it flows mainly to the production of hexamethylenediamine, a building block for nylon 6,6 resin. That resin ends up in carpet fibers, airbag fabrics, tire cords, under-the-hood auto parts, connectors, and monofilaments. Whenever a customer lines up a reactor charge for polymerization, the starting quality of their Adiponitrile shapes their end product’s physical properties—tensile strength, clarity, chemical resistance, thermal stability.

    Unlike many commodity chemicals, Adiponitrile’s limited global production base makes every reliable source that much more valuable. Market volatility, shipping difficulties, and increasing scrutiny from regulatory agencies around emissions and safe handling have only driven home the value of consistent, trusted suppliers. In tight market conditions, speculative trading leads to blend-downs or supply cutoff. We sidestep those issues by drawing on long-term supply agreements and predictable plant operations, not the spot market. Over time, this investment in stability pays real dividends for end-users with annual contracts or pipeline supply needs.

    Comparisons with Other Intermediates and Synthetic Routes

    Some clients ask about using alternatives such as butadiene-based processes or even switching to isophthalonitrile or other linear nitriles. Our manufacturing experience and testing data show that such alternatives often introduce new complexities. The butadiene route, for instance, depends on the ebbs and flows in C4 feedstock pricing and introduces other side-reactions. More importantly, direct substitution shifts the byproduct and impurity profile, requiring downstream users to overhaul process controls and manage new waste streams.

    Adiponitrile excels in thermal stability and maintains a very narrow volatility window during standard transshipment, reducing loading loss and risk of fume events compared to lighter or more reactive alternatives. We spend considerable effort on inert gas blanketing, secure containment, and routine employee training, simply because we’ve seen elsewhere that gaps in these areas quickly compound into safety issues—especially in hot weather or extended storage.

    Applications: Focus on Real-World Outcomes

    We understand that end-users don’t buy Adiponitrile just for its datasheet specs—they want no-guesswork performance in their own plants. Over the years, we’ve partnered with fiber producers, resin mixers, and automotive suppliers who value detailed application support. Their operators care less about detailed molecular weights and more about smooth reactor startup, minimal fouling, and uniform flow rates. The chemistry has to work on that level, not just in lab glassware.

    In the hands of a skilled process engineer, our Adiponitrile goes into hexamethylenediamine synthesis with minimal pre-treatment, cutting time and risk. With a predictable impurity profile, batch-to-batch variation in nylon chips sharply decreases, improving spin line stability for fiber makers. Automotive part manufacturers can count on consistent melt flow and aging properties, translating directly into fewer defects and less rework. That reliability directly impacts their own cost structure and end-customer satisfaction.

    Addressing Common Questions and Challenges

    Supply chain reliability remains the biggest priority for our partners across plastics, industrial fibers, and specialty chemical sectors. Global Adiponitrile capacity remains tight, and major outages or feedstock shortages anywhere can kick off ripple effects across markets. From our side as a manufacturer, we prep for these scenarios by investing in buffer inventory tanks, on-site quality control labs, and a constant dialogue with shipping and maintenance teams. By tracking plant metrics in real time, we stay ahead of unplanned slowdowns and keep customers updated well before shipment dates have to shift. That’s a lesson learned not from theory but from a few tense seasons when weather blew up shipping schedules or a feedstock fluctuation forced double-checks on product quality.

    Logistics, too, shapes our approach. In colder regions, Adiponitrile’s freezing point means shipments may require heated tankers or insulated drums to maintain flow—there’s no shortcut here except to put in the work optimizing the transport chain from loading platform to user storage. We stay in close touch with shipping crews and site receiving personnel to confirm temperature controls remain within spec. Our years of working out these kinks with repeat clients often make the difference during peak seasons or sudden temperature swings.

    Commitment to Quality and Safety

    Many chemicals look the same on paper or in a supplier’s catalog, but it takes real-world experience to appreciate the details that set products like Adiponitrile apart. Our production teams focus relentlessly on both quality and safety. This focus comes from a clear recognition of the hazards associated with high-concentration nitriles: potential health risks, strict environmental regulations, and the need for rapid emergency response protocols in plant environments.

    Instead of taking the minimum necessary steps, we build in extra safety layers. This means double-walled tanks for large-volume storage, vapor recovery systems to trap fugitive emissions, continuous training for on-site personnel, and routine safety audits. On more than one occasion, that attention to detail and willingness to invest up front has prevented spills, mitigated emergencies, and kept supply lines open even under stress.

    Customers appreciate the dedication, especially those with their own on-site compliance teams or those shipping product internationally. The cost of supply interruptions or regulatory breaches can quickly outpace the price of raw materials. By manufacturing Adiponitrile to this standard, we help partners sleep easier, knowing their supply chain and workplace safety requirements remain on solid footing.

    Looking Forward: Industry Pressures and the Road Ahead

    The market for Adiponitrile continues to change as forces like electrification, recycling mandates, and shifting trade patterns take shape. From our side, we stay nimble by continually tuning our operations and building in flexibility. Lower-emission routes, closed-loop water systems, and smarter monitoring of emissions aren’t distant goals but practical steps we’re acting on. As regulations evolve—whether in Europe, North America, or Asia—our teams focus on measurable improvements, not paperwork compliance alone.

    Process innovations keep cropping up. While some methods promise better yields or fewer byproducts, introducing new tech at scale calls for more than lab trials. Years of hands-on troubleshooting and pilot plant experience back up every tweak we make, with full attention to downstream impacts. The same goes for handling and shipping: as global trade routes get more complex, we focus on always knowing exactly where product sits, how it has been stored, and which controls are in place at every transfer point. These aren’t just talking points; they shape the daily reality of running a chemical manufacturing plant that hundreds of companies rely on.

    Conclusion: Making Adiponitrile Work for Industry

    Manufacturing Adiponitrile means more than just churning out tonnage. Long-term relationships build on every successful, on-spec shipment, every quick solution when temperatures dip or paperwork delays arise, and every round of feedback from a satisfied downstream operator. We focus on sharing our insights—what works, what saves time and money, what has caused problems in the field—because we have walked the floor and solved those problems ourselves.

    By sticking to high-quality Adiponitrile, continually learning from customer experiences, and keeping our production practices sharp, we support far more than a reactive supply relationship. Our product is the result of decades in the trenches—keeping an eye on the fine details, anticipating challenges, and always aiming to deliver the right chemical, in the right condition, for the right process every time. For those counting on complex chemistry to keep factories and end-use products moving reliably, that makes more difference than any promise found in a catalog.