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2-Vinylpyridine

    • Product Name 2-Vinylpyridine
    • Alias 2-VP
    • Einecs 202-804-9
    • 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

    412786

    Cas Number 100-69-6
    Molecular Formula C7H7N
    Molecular Weight 105.14 g/mol
    Iupac Name 2-ethenylpyridine
    Appearance Colorless to pale yellow liquid
    Boiling Point 159-160 °C
    Melting Point -62 °C
    Density 0.978 g/cm3 at 20 °C
    Flash Point 51 °C (closed cup)
    Refractive Index 1.535 at 20 °C
    Solubility In Water Slightly soluble
    Odor Pungent
    Vapor Pressure 1.5 mmHg at 25 °C

    As an accredited 2-Vinylpyridine factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing 2-Vinylpyridine is packaged in a 500 mL amber glass bottle with a secure cap and safety labeling for laboratory use.
    Shipping 2-Vinylpyridine is shipped as a hazardous chemical, typically in tightly sealed containers made of compatible materials to prevent leakage and contamination. It must be labeled according to regulations (flammable liquid, toxic). Transport requires compliance with local and international ADR/IMDG/IATA guidelines, with proper ventilation, temperature control, and secure handling to ensure safety.
    Storage 2-Vinylpyridine should be stored in a cool, dry, well-ventilated area away from direct sunlight, heat sources, and incompatible substances like acids and oxidizers. Keep storage containers tightly closed, preferably in amber glass or corrosion-resistant containers under nitrogen or another inert atmosphere to inhibit polymerization. Store at temperatures below 30°C, and avoid exposure to moisture to maintain stability and safety.
    Application of 2-Vinylpyridine

    Applications of 2-Vinylpyridine in Industrial Manufacturing

    2-Vinylpyridine serves as a critical raw monomer for selected high-value sectors due to its unique reactivity and functional group compatibility. As the original producer, we uphold stringent process controls to guarantee performance consistency across established industrial applications. Below we summarize the main manufacturing domains and the technical specifics governing its use.

    1. Synthesis of Tire Cord Adhesive Resins for Rubber Reinforcement

    Manufacturers of high-performance tires integrate 2-vinylpyridine to produce latex-based adhesives that promote durable bonding between polyester or nylon fibers and rubber matrices. Process engineers rely on its role in copolymer latex systems, forming the VP/Styrene/Butadiene terpolymer backbone, which achieves critical peel strength and fatigue life for radial tire cord applications. Adhesion qualities and bond durability are validated in compliance with global automotive and transportation requirements, and resin formulation variables are dictated by fiber type, tire design, and downstream vulcanization conditions.

    Industry compliance standards

    • ISO 14001 Environmental Management Systems (applicable to tire production)
    • SAE J1965 Adhesion Test for Wire and Cord-to-Rubber Bonding
    • REACH (EC 1907/2006): Registration, Evaluation, Authorisation and Restriction of Chemicals
    • TS16949 Quality Management Standard for Automotive Suppliers

    Typical usage ratio

    • 5%–18% by weight of the terpolymerized monomer feed, commonly adjusted for cord type and desired adhesion performance; higher ratios for polyester cords, lower for nylon.

    Downstream process integration

    • Polymerization into VP/S/B terpolymer via emulsion polymerization reactors
    • Incorporation during latex blend preparation stage, before application on textile cords using dip bath systems
    • Final heat treatment during tire assembly and curing for crosslinking and adhesion

    Final product types

    • Radial and bias tires for passenger vehicles
    • Heavy-duty truck and bus tires
    • Industrial conveyor and transmission belts
    • Reinforced rubber hoses for automotive applications

    2. Ion-Exchange Membranes for Chemical Processing

    In the membrane manufacturing sector for chlor-alkali and specialty chemical applications, 2-vinylpyridine is selected as a functional monomer for fabricating anion-exchange membranes with elevated chemical stability and selectivity. Polymer technologists select precise copolymerization ratios with divinylbenzene and quaternization agents to tailor ion exchange capacity and mechanical integrity. By controlling polymer composition and casting techniques, suppliers comply with rigorous purity and mechanical strength demands in electrochemical separation units and bulk chemical reactors.

    Industry compliance standards

    • IEC 60708:2018 - Chlor-alkali Technology—Ion-exchange Membranes
    • ISO 9001 Quality Management System for membrane manufacturing
    • EPA Clean Water Act mandates for process chemical residues
    • EN 62282-4-101 for membranes in electrochemical devices

    Typical usage ratio

    • 2%–10% by weight in copolymer blends, depending on desired membrane thickness, exchange capacity, and application (higher loadings for high pH stability requirements).

    Downstream process integration

    • Monomer copolymerization via solvent or emulsion polymerization
    • Film casting and controlled quaternization (e.g., using alkyl halides)
    • Membrane conditioning in water or process solutions before module assembly

    Final product types

    • Ion-exchange membranes for caustic soda and chlorine production
    • Electrodialysis membranes for desalination and purification systems
    • Specialty membranes for pharmaceutical separations
    • Battery separator membranes for redox flow and fuel cell stacks

    3. Functional Polymer Additive in Anti-Static Coatings for Electronics Packaging

    Producers of static-dissipative films and coatings for semiconductor component packaging use 2-vinylpyridine in copolymerizable antistatic formulations. Its pyridyl group offers ion-conductive pathways while maintaining film transparency and adhesion, which is essential during the conversion of polymer films and for meeting static performance targets. Quality control labs test surface resistivity and migration stability against leading electronics industry standards to guarantee component safety throughout storage and transport.

    Industry compliance standards

    • ANSI/ESD S541 Packaging Materials for ESD Sensitive Items
    • IEC 61340-5-1 Electrostatics—Protection of Electronic Devices
    • RoHS Directive (2011/65/EU, Restriction of Hazardous Substances)
    • UL 94 Flammability Testing for Polymer Films

    Typical usage ratio

    • 3%–7% by weight in acrylic or styrenic copolymer resins; ratio modified based on film type (cast, blown, coated) and target surface resistivity (106–1010 Ω/sq).

    Downstream process integration

    • Copolymerization during resin synthesis (emulsion or solution process)
    • Blending with carrier polymers prior to film extrusion or coating application
    • Thermal or radiation curing where crosslinking enhancement is required

    Final product types

    • Anti-static polyethylene and polypropylene packaging films
    • Static dissipative coatings for component trays and tape & reel packaging
    • ESD-safe flexible bags and liners for electronics
    • Transport carriers for chip fabrication and assembly sites

    4. Latex Emulsions for Paper and Textile Surface Modification

    Coating compound suppliers in the paper and textile finishing industries formulate latex emulsions using 2-vinylpyridine to enhance printability, wettability, and dye receptivity of converted surfaces. Incorporation of this monomer increases polymer interaction with cellulose and synthetic fibers, delivering improved ink fixation and color yield in high-speed printing and dyeing operations. Manufacturing lines adjust formulation and application equipment to adhere to international print and textile finishing compliances.

    Industry compliance standards

    • ISO 12647-2 Process Standard for Offset Printing Papers
    • OEKO-TEX Standard 100 for textile chemical safety
    • FDA 21 CFR 176.170 for coatings in direct food-contact paper
    • REACH Annex XVII for restrictions on polymer additives

    Typical usage ratio

    • 1%–6% by weight in latex polymerization batches; actual ratio depends on substrate (paper, cotton, polyester blends), surface treatment method, and end-use performance (e.g., ink holdout, dye uptake).

    Downstream process integration

    • Direct monomer addition in batch or continuous emulsion polymerization of latex
    • Blending into coating formulations or finishing baths in mixing tanks
    • Online or offline application on substrate via blade coating, impregnation, or spray techniques

    Final product types

    • Printable coated papers for packaging and publishing
    • Inkjet and laser printing specialty papers
    • Textile finishing agents for improved printing and dyeing
    • Nonwoven fiber coatings for technical fabrics
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    Certification & Compliance
    More Introduction

    Understanding 2-Vinylpyridine from the Manufacturer’s Perspective

    Looking at the Heart of 2-Vinylpyridine Production

    Over many years of handling vinyl-derived raw materials, the value of 2-vinylpyridine in practical applications stands out. We manufacture 2-vinylpyridine for partners who need more than a chemical commodity—they want control, quality, and reliability at every batch level. Unlike bulk generic chemicals, producing 2-vinylpyridine, also known as 2VP, relies heavily on process expertise. This comes from tight guidance over pyridine purification and monomer stabilization, and it delivers a material suitable for demanding end-uses.

    Technical Profile and Model of Our 2-Vinylpyridine

    We focus on producing 2-vinylpyridine primarily in liquid form, targeting high purity—above 98% as verified by gas chromatography, with stabilized packaging. Standard packaging involves dark-colored glass or steel containers to minimize polymerization during storage. Each manufacturing lot goes through stringent control checks, confirming moisture content (typically below 0.2%), and peroxide levels kept at non-detectable limits. Such a technical profile is essential for consistent reactivity in polymerization reactions.

    The molecular structure of 2VP, featuring a vinyl group directly attached to the second carbon of pyridine, grants it distinct reactivity compared with its isomer, 4-vinylpyridine. This structural difference allows 2VP to co-polymerize with other monomers, affording polymers with different solubility and interaction characteristics—features consistently demanded by downstream formulators in resin, adhesive, and electronics sectors.

    Real Demands in Synthetic Rubber and Latex

    Many end-users consider 2-vinylpyridine key to improving tire performance, particularly in the rubber/steel cord adhesion process. Synthetic rubber factories turn to our 2VP to prepare latex compounds that bond strongly to brass-coated steel wire. This chemistry depends on the electron-rich pyridine ring, which interacts at the interface and enhances wet and dry adhesion. The result: tires with superior service life and safer, more predictable road performance. The importance of lot-to-lot consistency in 2VP purity and inhibitor content becomes obvious in these high-volume production scenarios, underscoring the need for a manufacturer’s deep chemistry knowledge and process discipline.

    Our interactions with rubber producers highlight repeated requests for specific inhibitor packages. Some customers require only traces of antioxidant, trusting their own post-transfer stabilization; others prefer shipments with butylated hydroxytoluene or similar inhibitors. Meeting these requests builds long-standing trust and ensures process yields remain stable from laboratory scale to thousand-tonne plant runs.

    Influence in Polymer and Adhesive Development

    While suppliers of generic monomers focus on price, manufacturers appreciate the formulation consequences of trace impurities in reactive vinyls. A small amount of impurity in 2-vinylpyridine can cause unpredictable gelation in water-based copolymers. Added water or excess acidity may reduce shelf stability. We developed an internal stabilization protocol based on ongoing feedback from adhesive and coating chemists, who pointed out batch-to-batch shifts in polymer chain length due to subtle input changes. Experience has shown that stabilizer selection and process rigor make a decisive difference.

    In academic partnerships, 2-vinylpyridine often appears in studies of stimuli-responsive hydrogels and smart coatings. These researchers care about molecular weight control and reproducibility, because inconsistent starting monomers lead to irreproducible research results. We monitor incoming pyridine, synthetically derived vinyl source, and all catalyst residues. Analytical results go on every certificate, sent directly to research and pilot-line teams.

    Differences Compared to Related Materials

    2-vinylpyridine and its close cousin, 4-vinylpyridine, differ by the position of the vinyl group on the pyridine ring. This subtle shift means they react differently during polymerization. Users in water treatment resins prefer 2VP when they need stronger ion exchange or higher basicity. The nitrogen position helps tailor the binding of heavy metals and organics in filter columns.

    Otherwise, 2VP sometimes draws comparison with acrylonitrile or styrene, but side-by-side performance shows clear separation. Acrylonitrile-polymerized copolymers remain brittle and less compatible with polar additives. Styrenic polymers, while easier to handle, lack the same charge and interaction strength given by 2VP’s nitrogen. The typical buyer for 2-vinylpyridine asks for reactivity, wettability, and need for pH selectivity, which generic vinyl monomers miss.

    Regarding handling, 2-vinylpyridine needs more care in transport and storage than standard monomers. As manufacturers, we equip storage zones with proper inert gas blanketing and actively train warehouse staff on inhibitor checks. Customers returning for repeat orders often bring up how process know-how impacts both safety and final material performance.

    Field Experience: Production, Shipping, and User Support

    Production of 2-vinylpyridine involves more than just reacting precursors and distilling the product. Years of running multipurpose reactors taught us there’s always something new to improve—stirring speed, choice of distillation head, cooling rates, or even sampling procedures. During the synthesis step, maintaining color stability and preventing early polymerization matters more than theoretical yield. We allow for extra analytical time to measure byproduct footprints, which allows end-users to calculate real conversion rates on their line.

    One challenge, especially in humid climates, is keeping water out of the finished product. We invested in closed transfer lines and nitrogen-blanketed storage. Our own operators monitor hot spots in logistics, and sales teams work alongside drivers to reduce exposure risks while loading. This close integration between production and logistics shows up when users achieve long storage windows or reduce costly filtration steps before use.

    Supporting customer use cases is not handled through generic helpdesk responses. End-users send us feedback on viscosity drifts, unexpected gel formation, or curing inconsistencies. Our technical team is directly involved in running duplicate small-batch reactions to reproduce these process symptoms. Experiencing the same handling challenges builds two-way knowledge that leads to smarter inhibitor protocols or tweak recommendations—a far cry from commodity monomer distribution.

    Meeting Industry Standards Through Science and Dialogue

    In the current safety climate, regulatory compliance goes with real-world chemistry. Our 2-vinylpyridine gets monitored for amine content, heavy metals, and known polymerization initiators, using published reference methods. Regulatory frameworks evolve, so our product documentation follows updates on global and regional levels. Users appreciate proactive notification about packaging changes, storage handling, and regulatory amendments affecting their imports.

    Customers counting on 2-vinylpyridine for advanced electronics or biomedical coatings ask penetrating questions on contaminant sources. We open our process documentation, and provide impurity breakdowns that go deeper than label claims, giving buyers confidence to validate every impurity tolerance in their highly regulated sectors. This openness shortens new product development cycles, with direct process and analytical support for those integrating 2VP into a broader portfolio.

    Processing Knowledge and Continuous Improvement

    Raw knowledge of chemical reactions is only a starting point. Practical experience exposes bottlenecks ahead—whether it’s minimizing losses in a tricky distillation cut, or adjusting inhibitor dosing for a particular transport route during summer months. Customers facing unexpected stoppages in mixing or polymerization get custom intervention and troubleshooting, often requiring joint lab batches or audit of storage setups. In-house R&D specialists cross-share their findings to keep process know-how evolving, keeping both us and our customers ahead of recurring operational issues.

    Dialogue with advanced users shapes ongoing improvement. One compounder flagged trace amine cross-contamination during switchovers; our team did a backtrack review on reactor cleaning steps and retrained staff, delivering subsequent product with cleaner, more predictable reactivity. Hearing directly from engineers about material quirks helps us shape future batch protocols and avoids re-encountering the same issue under changed operating pressures or temperatures.

    Safety and Environmental Stewardship

    We view chemical safety and waste minimization as not just compliance but a reflection of our own standards. Our 2-vinylpyridine processing plant invests in detection and monitoring tools for both product and emissions. We routinely share best practices on safe decanting, accident avoidance, and emergency protocols with clients handling tonne-lot shipments. Feedback from those using our chemicals daily hones the instruction set, particularly with 2VP’s known sensitivity to light, air, and metal ions.

    On waste management, investment in closed-system cleaning and VOC recovery forms part of our daily operating discipline. User sites looking to minimize environmental footprint receive support on effluent control, secondary containment, and polymer recovery. As both producer and advisor, we recognize that a clean process loop benefits every downstream step—from plant operator health to cleaner products entering wider supply chains.

    Looking Forward: 2-Vinylpyridine’s Expanding Role

    Any successful manufacturer watches how user needs evolve and how new regulations impact both production and application. Electronics and specialty coatings markets offer new spaces for 2-vinylpyridine, where monomer purity, storage integrity, and reactivity drive product breakthroughs. Semiconductor fabricators and specialty membrane companies now apply 2VP for next-generation circuit patterning and tailored separation layers, leveraging the same base material with new precision requirements.

    We regularly find that analytical support, product consistency, and genuine technical dialogue make a difference at the innovation level—project timelines shorten, costs go down, and material reliability rises. For emerging applications, flexible batch sizes and responsive inhibitor selection open fresh territory for both ourselves and our partners.

    The track record of 2-vinylpyridine stands testament to how direct manufacturing experience, transparent process control, and close customer conversation shape real-world chemical performance. As markets and applications shift, staying rooted in these everyday lessons matters most. For those using 2-vinylpyridine either as a workhorse monomer in bulk production or as a precision tool in a carefully crafted formulation, our goal remains the same—clear answers, reliable supply, and continuous improvement grounded in experience.