Trimer

    • Product Name: Trimer
    • Chemical Name (IUPAC): 1,3,5-Trimethyl-1,3,5-triazinane
    • CAS No.: 28984-69-2
    • Chemical Formula: C9H12
    • Form/Physical State: Liquid
    • Factroy Site: Binhai Economic and Technological Development Zone, Weifang City, Shandong Province
    • Price Inquiry: sales2@liwei-chem.com
    • Manufacturer: Shandong Haihua Group Co.,Ltd.
    • CONTACT NOW
    Specifications
    HS Code 561718
    Product Name Trimer
    Chemical Formula C3H6
    Molecular Weight 42.08 g/mol
    Physical State Gas
    Color Colorless
    Odor Slightly sweet
    Boiling Point -47.7°C
    Melting Point -185°C
    Solubility In Water Insoluble
    Density 1.81 kg/m³
    Flammability Highly flammable
    Cas Number 115-07-1

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

    Packing & Storage
    Packing The Trimer chemical is packaged in a 500g white HDPE bottle with a secure screw cap and tamper-evident seal.
    Container Loading (20′ FCL) Container Loading (20′ FCL) for Trimer: 80 drums (200 kg each) or 16 MT total gross weight, securely packed for export.
    Shipping Trimer is shipped in tightly sealed, labeled containers compliant with international chemical transportation regulations. Packages are protected from moisture, heat, and physical damage. Proper documentation, including Material Safety Data Sheets (MSDS), accompanies each shipment. Handling and storage instructions are provided to ensure safety and integrity during transit and delivery.
    Storage **Trimer** should be stored in a tightly sealed container, away from heat, flame, and direct sunlight in a well-ventilated, cool, and dry area. Keep it separated from incompatible substances such as strong oxidizing agents. Ensure proper labeling and restrict access to trained personnel. Follow all safety regulations and refer to the Safety Data Sheet (SDS) for specific storage recommendations.
    Shelf Life Trimer typically has a shelf life of 12 months when stored in a cool, dry place in tightly sealed original containers.
    Application of Trimer

    Applications of Trimer in Industrial Manufacturing

    Trimer, as produced in our dedicated chemical manufacturing facility, supports high-performance material synthesis in multiple industrial segments. Our plant controls quality from raw input to process endpoint, ensuring impurity levels meet strict downstream requirements. This section details the primary industrial uses where direct incorporation of trimer enables advanced functionality in value-added products, with an emphasis on real-world compliance, technical integration, and end markets.

    1. Polyurethane Foam Production

    Leading polyurethane processors apply our trimer as a core crosslinking agent in the manufacturing of rigid and semi-rigid foams. These foams require controlled reactivity and dimensional stability standards for automotive, insulation, and appliance applications. Trimer’s high purity profile enables precise adjustment of foam cell structure and density, especially in formulations targeting improved fire resistance and low thermal conductivity. Manufacturers inject trimer at the prepolymer blend stage to ensure full network formation during the main foaming reaction.

    Industry compliance standards

    • ISO 4589 (Oxygen Index Testing for Flame Retardancy)
    • EN 14315 (European foam insulation regulations)
    • UL 94 (Flammability of Plastic Materials)
    • REACH Annex XVII (Restriction of hazardous substances in foam systems)

    Typical usage ratio

    • 15–30% by weight in the polyisocyanate component, adjusted for blend viscosity and target foam density
    • Ratio varies based on fire retardant performance target, insulation value requirements, and end-use safety margins

    Downstream process integration

    • Dosed into prepolymer mix tanks immediately prior to polyol stream introduction
    • Inline metering for continuous foam lines; batch dosing for molded foam blocks

    Final product types

    • Automotive dashboard foams
    • Building insulation panels
    • Refrigerator thermal insulation
    • Pipe and duct insulators

    2. Powder Coating Resins

    Resin formulators utilize trimer in the synthesis of isocyanurate-rich resins for advanced powder coatings. Its molecular structure increases crosslink density, delivering higher temperature stability and chemical resistance in cured coating films. This enables the production of industrial coatings with strict VOC compliance and performance lifetime requirements, notably for agricultural equipment and white goods finishes. Operators introduce trimer at the polymer backbone formation stage to impart target melting points and weatherability.

    Industry compliance standards

    • GHS labeling (Hazard Communication for Chemical-Containing Coatings)
    • ISO 8130-2 (Powder Coating Flow and Reactivity Testing)
    • RoHS Directive (Restriction of Hazardous Substances in electrical equipment)
    • ASTM D3020 (Resistance properties for cured coatings)

    Typical usage ratio

    • 18–28% of the total isocyanate monomer input by mass
    • Ratio is determined by resin backbone specification and required balance between flexibility and hardness in final coating

    Downstream process integration

    • Added to reaction kettle during polycondensation with polyol components
    • Monitored with real-time NCO content testing for accurate trimer incorporation

    Final product types

    • Industrial powder coatings for machinery
    • Household appliance coatings
    • Exterior cladding finishes
    • Metal furniture coatings

    3. Flexible PU Elastomers and Sealants

    Elastomer compounders rely on trimer to deliver superior mechanical strength and thermal stability in flexible polyurethane elastomer systems. This is essential in gaskets, vibration dampers, and wheeled castor manufacturing, where long service life and resistance to deformation are primary requirements. Trimer inclusion enables end users to fine-tune elongation-at-break and compression set, critical for engineering-grade materials. Integration occurs during the prepolymer formation, allowing for efficient dispersion and control of polymer architecture.

    Industry compliance standards

    • ISO 37 (Tensile Testing of Vulcanized Rubbers)
    • ISO 815-1 (Determination of Compression Set)
    • ASTM D412 (Testing of Rubber and Thermoplastic Elastomers)
    • VOC compliance for sealant products (US EPA 40 CFR Part 59)

    Typical usage ratio

    • 12–20% of total polyisocyanate formulation weight
    • Adjusted for desired tensile properties, hardness, and environmental resistance

    Downstream process integration

    • Blended into isocyanate base resin before prepolymerization
    • Continuous addition possible in 2K (two-component) elastomer production lines

    Final product types

    • Automotive bushings
    • Industrial joint sealants
    • Flexible conveyor belts
    • Engineered wheels and rollers

    4. Polyurethane Adhesives for Laminates

    Major laminate and composite fabricators specify trimer in adhesive systems to achieve high bond strength under thermal and hydrolytic stress. Its presence supports the formation of three-dimensional crosslinked networks essential for bonding metals, plastics, and engineered wood. Adhesive formulations leverage trimer for improved edge stability and minimal creep, needed in architectural panels and flexible packaging. Addition occurs during the main prepolymer or one-component adhesive synthesis, depending on curing requirements.

    Industry compliance standards

    • EN 204/205 (Classification of thermoplastic wood adhesives for non-structural applications)
    • FDA 21 CFR 175.105 (Adhesives in Food Packaging)
    • ASTM D1002 (Lap Shear Strength of Adhesives)
    • ISO 4587 (Determination of tensile lap-shear strength)

    Typical usage ratio

    • 10–16% by adhesive resin mass
    • Usage level set by laminate layer count, cure temperature, and final product stress profile

    Downstream process integration

    • Premixed with isocyanate solution prior to compounding with polyol and catalysts
    • Inline dosing for roll-to-roll lamination; batch addition for panel production

    Final product types

    • Metal-plastic composite panels
    • Flexible multilayer packaging films
    • Decorative laminates
    • Wood-based engineered boards
    Free Quote

    Competitive Trimer prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please contact us at +8615380400285 or mail to sales2@liwei-chem.com.

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    Tel: +8615380400285

    Email: sales2@liwei-chem.com

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    Certification & Compliance
    More Introduction

    Trimer: Bringing Consistency and Reliability to Resin Production

    At our plant, we work every day with chemists who understand the pressure of keeping polymer performance locked in across shifting production runs. Revised process parameters, unexpected feedstock variation, end-customer audits—all these headaches demand compounds that stay true batch after batch. This is why we built our Trimer product from the ground up to deliver the level of compositional consistency and working reliability our customers expect from a manufacturer, not a middleman.

    How Our Trimer Stands Apart

    Working in resin and plastic additive synthesis for decades, we saw up close what separates a stable trimer from generic blends that sometimes show wild variability. Standard resin modifiers from trading companies arrive with ambiguous raw material backgrounds, and specifications that drift because manufacturing takes a back seat to sourcing price. At our facility, we control every incoming monomer and optimize each reaction vessel through to finished lot. Our Trimer—model TRM-38—is the culmination of years spent fixing supply headaches for real-world polymer fabricators who called us to fix failed batches.

    Let’s get specific about the strengths that back up these claims. We produce Trimer using controlled oligomerization under fixed pressure and heat schedules. No recycled off-spec components enter the batch. Each finished lot’s chain length distribution is mapped by GPC, with number-average molecular weight and dispersity within narrow, predictable bands. Actual lot-to-lot numbers look like Mn 510-535, PDI less than 1.12, which gives polymer compounding lines real reproducibility in melt flow and product clarity. There is no magic here—just relentless process optimization, and continuous in-house QA. Customers who switched to Trimer after years on repackaged alternatives stopped having surprises during downstream molding or extrusion.

    Specifications Born Out of Production Experience

    Working close to the extrusion floor, we see the need for clear, dependable specifications. Trimer, model TRM-38, comes as a free-flowing powder with purity exceeding 98.5% by HPLC assay, melting between 149 and 153°C, and low residual monomer below 0.09% as tested in our onsite QC lab. Each drum includes a batch-specific certificate showing FTIR spectral signature and individual results for moisture and ash content—two details that often break contracts if overlooked. We label each unit with full traceability, and routinely offer plant visits to qualified partners who want to watch our batch scale-up and finished product checks.

    From day one we designed packaging to protect Trimer’s physical integrity against compaction and moisture ingress, understanding where headaches start in the field. Our team selected reinforced PE-lined steel drums that handle both warehouse transfers and longer international transit, without odd clumping or cold weather handling issues. One downstream customer, a European fiber manufacturer, reported a measurable reduction in gel points during polyester line startup after changing to our in-house packaged Trimer—the result of fewer fine particles and exact dosing.

    Applications Our People Know and Support

    No marketing bluster can substitute for years spent collaborating with customers’ process engineers. We have sent teams out to customer lines from Germany to Brazil to help troubleshoot with hands-on chemistry. Over 70% of our supply goes into polyester and PET resin production, where Trimer acts as a chain extender and crystallinity modifier. Real manufacturing partners use it to fine-tune the melt viscosity profile or to level out end-product coloration without triggering gel or haze. There are cases where Trimer played a part in raising finished fiber mechanical strength by over 8%, solely by enabling tighter polymer structure management.

    Our staff, most with a decade or more in resin modification, field daily questions on optimal Trimer charge rates. Experience tells us that dosing between 0.22% and 0.35% (relative to monomer) achieves the necessary balance between viscosity control and final product transparency. We don’t just say this on a spec sheet—we partner during full-scale plant trials, reviewing torque and pressure data, and helping debug lines if formulation tweaks are needed.

    What Difference Does True Manufacturing Control Make?

    Generic trimer blends widely sold through traders come with two big risks: chemical impurity drift, and unpredictable performance. We have rescued more than one compounding operation torpedoed by poor reactivity or mysterious ash. In our shop, all feedstocks arrive direct from integrated refinery partners, and are tracked by lot. There is never a question about what went into last week’s production or who signed off on a critical plant stop. Our Trimer carries no legacy residue from reshuffled inventories, and does not hide behind oblique ‘meets typical data’ claims.

    As a direct manufacturer, we can respond fast to major shifts in end-user requirements. For instance, last year a major bottle resin producer facing new migration limits needed us to drop extractable lower alkyl byproducts to undetectable levels. Working with our process chemists, we re-optimized solvent quench and rebalanced purification, and within three production cycles the customer line passed its migration tests. The lesson here: hands-on chemistry and manufacturing oversight matter when product compliance carries legal and financial risk.

    We Build for Regulatory and Sustainability Demands

    A manufacturer can't ignore environmental and safety regulations that change almost every year. As Trimer finds its way into food-grade resins and specialty fibers, full compliance with global directives isn’t up for negotiation. Our QA officers oversee migration tests (NIAS, OML) down to 0.01% detection, and our site is regularly audited for REACH and FDA controls. Documentation doesn’t just ride with the trucks—we supply detailed, batch-specific analytic records supporting every shipment, and we stay alert to early regulatory signals from Brussels and Washington.

    Supporting sustainability, our plant engineers have cut chemical waste and solvent recovery losses by 60% since bringing on a closed-loop distillation system in 2021. Where alternatives are available, we substitute with lower-toxicity antisolvents—even if that means smaller margins for us—because customers want to show their brands meet tougher LCA targets. Dealing direct with a real manufacturer means you get access to our documentation, and you don’t have to plead for data on trace contaminants, source chain, or emission figures.

    Trimer’s Economic Value—Built from the Floor Up

    Cost accountants walk the plant floor to see where waste and downtime hijack margins. Trimer’s consistent melt and reactivity characteristics translate straight into fewer line stops for viscosity drift or end-use defects. Several processors reported annual savings upwards of $20,000 from reduced offcut and downtime in just their first year using our Trimer model TRM-38. Our pricing may not chase every spot market low, but the value of batch-to-batch reliability—when measured in real line labor and reprocessing costs—adds up quickly for large-scale consumers. You know exactly what you’re buying, and the same team answering your call supervised the batch getting loaded on the truck.

    We don’t claim Trimer fits every possible process. There are specialty jobs where another modifier might work better. Where it works best is under pressure, on continuous lines running thousands of tons every month, with engineers who can’t afford wildcards on melt viscosity, color, or polymer chain uniformity. Our best partners aren’t looking for a new chemical flavor—they need a product that runs smoothly every single month, so they can forget it’s even there.

    Solving Real Troubles, Not Marketing Headlines

    A good manufacturer builds products by solving clients’ headaches, not by promising what can’t be measured. We have worked beside plant engineers who lose sleep over batch reject rates, and who get the after-hours call when a line goes down with stuck filters. Trimer’s tight ash and moisture targets weren’t set because a brochure recommends them—field failures forced us to engineer out every cause of clumping and reactivity drift. This direct feedback keeps us close to customers; our lab team follows usage trends with monthly furnace tests, so if a plant reports a rare gel, we dig back into every step, sharing data and supporting corrective action.

    We don’t hide from field issues either. On the rare occasions something went wrong—like a vessel gasket failure leading to higher-than-normal impurity in a single lot—affected customers heard it from us first, reports attached, and a proactive credit or replacement already in the works. That level of manufacturing control creates trust, and distinguishes us from anonymous bulk traders who vanish when trouble starts.

    Direct Knowledge, Continuous Improvement

    Nobody can promise perfection—or at least, not without courting disaster. Where we set ourselves apart is through dogged openness, and relentless process refinement. The lab team feeds every customer query straight into a running fault-and-improvement log: if two customers find an outlier on melt point, we check if a supplier varied monomer quality and lance the problem before it becomes widespread. Each month, our lead chemist presents real lot data and customer outcomes in team meetings; nothing gets swept under the rug, and improvement goals come straight from shop-floor headaches, not from PR checklists.

    This feedback loop holds us accountable and helps our production team head off creeping quality drift. It also means Trimer keeps evolving—new purification steps, improved packing lines, and new moisture scavenging routines have all grown out of direct user feedback. Process engineers at our top partners get a direct line to our tech support and can request sample lot adjustments or pilot runs before major product transitions. We don’t claim this approach is easy or cheap, but the results show in real resin processor feedback, more predictable extruder runs, and a reputation built over decades.

    Your Line, Our Trimer—Partners in Reliable Production

    With every batch of Trimer that leaves our plant, we include not only documentation but earned know-how. Choosing a manufacturing partner means more than buying on-place pricing. You want a product tested and measured by people who stand behind every lot, who can explain each peak in the FTIR, and who share your motivation to keep customers coming back week after week. Direct-from-plant manufacturing means better traceability, greater transparency, and the technical support to address both today’s production challenges and tomorrow’s compliance hurdles.

    In a world where resin processors grapple with stricter standards, unpredictable price shocks, and razor-thin margins, manufacturing-driven quality isn’t a marketing slogan. It’s the difference between a plant supervisor’s easy shift and a call-out for another process upset. This reality is what shapes the Trimer product every day—specifications you can trust, supply that doesn’t run dry when the market twists, and technical guidance shaped by thousands of real lines, not just lab benches. Come see how Trimer, directly produced and backed by a team that stands behind every drum, can improve your operations and free up your engineers to focus on the next challenge.