P,P'-Divinyl-1,2-Diphenylethane

    • Product Name: P,P'-Divinyl-1,2-Diphenylethane
    • Chemical Name (IUPAC): 1,2-Diphenyl-1,2-bis(ethenyl)ethane
    • CAS No.: 2627-22-5
    • Chemical Formula: C18H18
    • Form/Physical State: Crystalline Solid
    • Factroy Site: No. 85, Sanmu Road, Dushan Village, Guanlin Town, Yixing City, Jiangsu Province, China
    • Price Inquiry: sales7@bouling-chem.com
    • Manufacturer: Jiangsu Sanmu Group Co, Ltd.
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    Specifications

    HS Code

    523412

    Chemical Name P,P'-Divinyl-1,2-Diphenylethane
    Molecular Formula C18H18
    Molecular Weight 234.34 g/mol
    Cas Number 2627-22-5
    Appearance White to off-white solid
    Melting Point Approx. 107-110°C
    Density 1.10 g/cm³ (approximate)
    Solubility In Water Insoluble
    Solubility In Organics Soluble in common organic solvents (e.g., benzene, toluene)
    Structure Two phenylethane units connected via ethylene bridges at para positions with vinyl groups
    Smiles C1=CC=C(C=C1)CC(C2=CC=CC=C2)C=CC=C
    Synonyms 1,2-Bis(4-vinylphenyl)ethane

    As an accredited P,P'-Divinyl-1,2-Diphenylethane factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing The 25g P,P'-Divinyl-1,2-Diphenylethane is packaged in a sealed amber glass bottle with a secure screw cap for protection.
    Container Loading (20′ FCL) Container Loading (20′ FCL): 8–10MT packed in 25kg or 50kg fiber drums, palletized, suitable for safe bulk export.
    Shipping P,P'-Divinyl-1,2-Diphenylethane should be shipped in tightly sealed containers, protected from light, heat, and moisture. Packages must comply with relevant hazardous material transport regulations. Utilize appropriate cushioning and secondary containment to prevent leaks or spills, and clearly label the chemical according to local and international shipping standards. Handle with care.
    Storage Store **P,P'-Divinyl-1,2-Diphenylethane** in a tightly sealed container, protected from light, heat, and sources of ignition. Keep in a cool, well-ventilated, dry area, away from strong oxidizers and acids. Use inert gas blanketing if prolonged storage is necessary to prevent polymerization. Clearly label the container and follow appropriate chemical hygiene and safety protocols.
    Shelf Life P,P'-Divinyl-1,2-Diphenylethane typically has a shelf life of 1–2 years when stored in a cool, dry, and dark place.
    Application of P,P'-Divinyl-1,2-Diphenylethane

    Purity 99%: P,P'-Divinyl-1,2-Diphenylethane with purity 99% is used in high-performance polymer synthesis, where it ensures enhanced mechanical strength and chemical resistance.

    Molecular weight 254.34 g/mol: P,P'-Divinyl-1,2-Diphenylethane with molecular weight 254.34 g/mol is used in manufacturing specialty elastomers, where controlled molecular weight contributes to consistent elasticity and durability.

    Melting point 112°C: P,P'-Divinyl-1,2-Diphenylethane with melting point 112°C is used in thermoset resin formulations, where it improves processability during molding and curing.

    Stability temperature up to 210°C: P,P'-Divinyl-1,2-Diphenylethane with stability temperature up to 210°C is used in high-temperature crosslinking applications, where it maintains structural stability and performance.

    Viscosity 4.6 mPa·s at 25°C: P,P'-Divinyl-1,2-Diphenylethane with viscosity 4.6 mPa·s at 25°C is used in composite matrix resins, where low viscosity facilitates superior fiber impregnation and homogeneity.

    Particle size <10 μm: P,P'-Divinyl-1,2-Diphenylethane with particle size less than 10 μm is used in advanced additive manufacturing, where fine particle distribution enhances film uniformity and surface smoothness.

    Assay ≥98%: P,P'-Divinyl-1,2-Diphenylethane with assay ≥98% is used in organic semiconductor fabrication, where high assay purity results in improved charge mobility and device efficiency.

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    Certification & Compliance
    More Introduction

    P,P'-Divinyl-1,2-Diphenylethane: Advancing Polymer Manufacturing with Consistent Chemistry

    Understanding the Backbone of Quality: A Manufacturer’s View

    Crafting a specialty monomer like P,P'-Divinyl-1,2-Diphenylethane comes down to precise reaction control and deep knowledge of structure-property relationships. Over our years in the field, repeatability in both process and outcomes drives our advances in this area. This compound stands apart with its symmetrical diphenylethane skeleton and terminal vinyl groups. Handling the molecular synthesis ourselves, we decide which parameters demand careful attention at scale and which attributes most affect downstream uses. Our process keeps the balance between purity, consistent reactivity, and ease of use for polymer chemists looking for clean addition into various systems.

    Model and Core Chemical Features

    In the world of chemicals, mixture quality and trace impurity management decide functionality. For P,P'-Divinyl-1,2-Diphenylethane, we keep the typical appearance as a crystalline solid with clarity that signals purity. Our production runs achieve minimal byproduct content, and we test for residual solvents and trace catalyst carryover with every batch. Molecular formula reaches C18H16 with a precise mass, and those vinyl end groups each offer a reactive anchor for polymer chain growth or crosslinking.

    Keeping vinyl content high means the resulting product provides reliable reactivity. By setting up careful analytical controls—ranging from NMR to GC-MS screens—we match output to stringent requirements for advanced materials synthesis. This level of transparency and reproducibility builds trust with research chemists and industrial polymer teams.

    Practical Applications in Diverse Polymer Fields

    The structure of P,P'-Divinyl-1,2-Diphenylethane gives it unique value in specialty resin and elastomer design. It enters the production process where a difunctional crosslinker is required to form advanced polyesters, thermosetting polymers, or copolymers featuring stiff, extended backbones. In the hands of skilled formulators, its vinyl groups allow for precise degree of crosslinking, which improves dimensional stability and adjusts thermal transitions in finished products.

    Research environments and development labs often rely on this molecule to study new classes of thermosets or tailor-make custom adhesives. The compound promotes both rigidity and compatibility with a range of comonomers. It can contribute to high-performance electronics encapsulants, vibration-resistant plastics, and protective coatings. Because we oversee each step, users avoid batch-to-batch reactivity swings that frustrate project scalability.

    Drawing Distinctions: How It Differs from Other Monomers

    A key advantage comes from the symmetry and two-point vinyl functionality. In contrast, standard divinyl aromatics—such as divinylbenzene—tend toward higher volatility and run the risk of introducing unwanted side reactions. Our design supplies a stiffer, bulkier backbone, which alters polymer properties such as toughness and flow. The extra phenyl ring in the middle produces enhanced stiffness, higher glass transition temperatures, and greater resistance to UV degradation when compared to smaller divinyl compounds.

    This difference matters in real-world processing. Instead of producing brittle or overly flexible networks, using P,P'-Divinyl-1,2-Diphenylethane means property profiles can be tuned to suit demanding electrical or mechanical standards. Heat resistance improves without obvious tradeoffs in workability. By managing particle size during crystallization, we ensure the solid dissolves rapidly into organic media, which speeds up preparation cycles for both routine and experimental runs.

    Why Consistency and Source Matter

    Sourcing specialty monomers directly from a manufacturer translates to confidence in both quality and traceability. We know every lot’s history. We integrate process improvements based on hands-on feedback from customers using the product in tough, unforgiving environments. For instance, tracing any irregular result back to a subtle shift in our purification step lets us fine-tune operations quickly and keep our reproducibility high.

    Working with chemists, we’ve seen projects fail when even 0.1% impurity appears in the supply. Some resins refuse to cure or final properties spiral out of specification. As a producer, we take every opportunity to close off possible contamination points, tweak steps that affect end use, and keep learning from newly published findings.

    Supporting Innovation—What Sets Our Production Apart

    Blending reliability with flexibility, our experience shapes decisions in both batch and continuous operations. Scale-up never surprises us, because we’ve built the plant, qualified the reactors, and lived through every late-night troubleshooting call. Production starts by careful selection of raw benzyl compounds, precise catalyst dosing, and ongoing monitoring of vinyl introduction rates. Keeping impurity-forming side reactions suppressed takes fine-tuning temperature gradients and agitation speeds.

    Testing doesn’t stop after purification and drying, either. We track properties like melting point, particle morphology, and end-group reactivity. If an application calls for extra-low color or higher flow, we adjust filtration or drying cycles without veering from core parameters. This openness and process discipline means users can push the boundaries of their own materials development using our foundation chemistry.

    Process-Driven Purity: An Edge in Polymer Synthesis

    Real-world synthesis brings every production shortcut into sharp focus. Some suppliers, eager to move fast, relax on purification or skip final trace analysis. We follow the opposite approach. Each lot of P,P'-Divinyl-1,2-Diphenylethane undergoes moisture testing and full spectral verification before release. That helps preserve polymer molecular weights during curing. Water or residual chlorides can ruin conversion rates and compromise end-performance. Our investment in equipment and lab expertise pays off in user satisfaction.

    Even small differences in trace impurities shape outcomes when high-voltage applications, medical devices, or aerospace systems are built from your chemistry. By retaining production and analysis in-house, every drum or bottle we ship maintains a record of every significant variable, and tighter control means fewer surprises down the line.

    Insights from Customer Case Studies

    Over our years of direct supply, feedback from major R&D partners led us to several process improvements. One electronics company struggled with inconsistent curing speeds in a photopolymer application. On review, our batch quality data flagged a subtle variance—a minor increase in end-group substitution from an earlier manufacturing run. By returning to more conservative temperature programming, we restored predictable crosslinking times and the partner saw a measurable uptick in product reliability.

    Another team, working on specialty elastomers for vibration damping, requested a version of the product with narrower particle size distribution for rapid solution blending. We worked with them in our pilot reactor, examining filtration and drying cycles, and brought a new grade online within 12 weeks that tightened particle spread by over 30%. They reported faster processability and more consistent test results in final products.

    These case studies highlight how hands-on manufacturing knowledge supports improvements not just for us, but for anyone who depends on our raw materials to develop their own innovations.

    Supporting Responsible Use and Ongoing Development

    Responsibility doesn’t end at the loading dock. P,P'-Divinyl-1,2-Diphenylethane requires careful storage to guard against premature polymerization or loss of reactivity. We offer guidance on inert storage, temperature controls, and handling protocols based on our own long-term experience. For customers with unique environmental requirements, we work together on waste solutions and recycling options. Any challenge in use sends us back to our process logs and design documents, because making improvements requires feedback straight from the lab or the production line.

    With the rapid advance of greener chemistry and stricter regulations, new routes to specialty monomers need to align with health, safety, and environmental criteria. We invest in ongoing process assessment and reduce hazardous solvent use. We focus on recyclable or less hazardous packaging as our partners scale their own circular economy targets.

    Key Attributes Driving Industry Adoption

    Our product saw early uptake in electronics and coatings, but recent expansion into advanced composites and additive manufacturing demonstrates its versatile chemistry. As conventional crosslinkers run into limits—difficulty managing exotherms, shrinkage, or compatibility—P,P'-Divinyl-1,2-Diphenylethane lets users develop resins that handle both strength and resilience.

    Reports from resin formulators confirm improved process reliability during scale-ups, and finished parts with higher dimensional accuracy over competing monomer systems. Test panels show resistance to yellowing under UV light, a must for electrical insulation and specialty optics.

    A shift toward engineered thermoplastics and hybrid systems led several customers to examine blending this product with multifunctional acrylates. In their work, the difunctional vinyls create a more regular crosslink network, improving crack resistance in high impact scenarios.

    Learning from the Lab: Our Role in the Development Cycle

    Hands-on lab work reveals new angles with every project. By staying open to technical discussions and batch-by-batch real-time results, we tune our product profile to drive breakthroughs in polymer science. Recent collaborations on flexible printed circuit boards and UV-curable coatings reinforced the importance of predictable vinyl reactivity—any deviation threatens downstream process success.

    Our team maintains an open door for pilot projects, discussing everything from solvent selection to safe thermal cycling. Each time a customer uncovers a novel use, we review production impacts, test boundaries, and translate learnings back into the plant environment. It’s this cycle—from plant to lab and back again—that keeps our offering ahead of the curve and users ahead in their markets.

    The Manufacturer’s Commitment—More than a Supplier

    Long-term reliability means more than meeting a written specification. We aim to deliver not only consistent P,P'-Divinyl-1,2-Diphenylethane, but also partnership across every step. That could mean adjusting shipping schedules for large upscaling, sharing new analytical protocols for in-house QC, or collaborating on the next generation of performance polymers. Because we run the reactors, test the lots, and learn from each customer outcome, we put knowledge and practical support into every sale.

    Countless synthesis challenges taught us that shortcuts turn into setbacks. By handling every chemical transformation in our own facility and supporting customers with data-backed, real-world advice, our approach breeds new breakthroughs and helps avoid the hidden pitfalls that come from unknown supply chains or unclear product histories.

    Looking Ahead: Anticipating Needs, Expanding Uses

    Foresight in chemical production calls for continuous process review and a willingness to adapt. As new resins raise the bar for performance, or end-use markets seek stronger environmental compliance, we stay nimble, designing safer and more efficient synthesis pathways. Input from advanced composites makers, auto part suppliers, and specialty adhesives developers shapes our research priorities. We work directly with users on improving shelf life, flow characteristics, and compatibility with emerging green chemistry trends.

    Ongoing industry partnerships give us early insights into challenges at the molecular and application level. Whether the need is increased purity for high-frequency electronics, or modified solubility for 3D printing, real-world demands drive our product evolution. We document incremental gains—better lot reproducibility, cleaner crystallization, lower package waste—and fold those into future runs.

    Moving Forward with Experience and Care

    Decades on the floor and in the lab taught us that true progress grows from persistent refinement and open channels with every customer, not from chasing shortcuts. In the time since we first scaled P,P'-Divinyl-1,2-Diphenylethane, we learned how every deviation in process or raw material choice makes its way into the end user’s hands. Each team now enjoys dependable reactivity, transparent analytical support, and access to application know-how built from years of close collaboration.

    As applications diversify—spanning durable high-gloss coatings to robust microelectronic sealants—we continue to invest in capacity, technology, and the hands-on expertise that ensures our product not only meets needs, but also clears a path to future innovation. Traceability every step of the way, coupled with hard-won lab and manufacturing insight, shape a chemical foundation strong enough to underpin tomorrow’s challenges in specialty polymer design.