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Trisbromoneopentyl Alcohol

    • Product Name Trisbromoneopentyl Alcohol
    • Alias TBNPA
    • Einecs 221-967-7
    • 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

    776766

    Chemical Name Trisbromoneopentyl Alcohol
    Synonyms 2,2-Bis(bromomethyl)-1,3-propanediol tribromoneopentyl alcohol
    Chemical Formula C5H9Br3O
    Molecular Weight 355.84 g/mol
    Appearance White to off-white solid
    Melting Point 64-67°C
    Boiling Point Decomposes before boiling
    Solubility In Water Slightly soluble
    Cas Number 36483-57-5
    Density 2.3 g/cm3 at 25°C
    Flash Point >200°C (closed cup)
    Odor Odorless

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

    Packing & Storage
    Packing The 25 kg Trisbromoneopentyl Alcohol comes in a tightly sealed blue HDPE drum with clear hazard labeling and safety instructions.
    Shipping Trisbromoneopentyl Alcohol should be shipped in tightly sealed containers, clearly labeled and compliant with relevant regulations (such as DOT and IMDG). Store and transport in a cool, dry, well-ventilated area, away from incompatible materials and ignition sources. Ensure appropriate documentation and handle with care to prevent spills or leaks during transit.
    Storage Trisbromoneopentyl Alcohol should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from direct sunlight and sources of ignition. Keep it separate from incompatible substances such as strong oxidizers and acids. Store the chemical in a designated chemical storage area, with appropriate labels, and ensure spill trays are used to contain accidental leaks or spills.
    Application of Trisbromoneopentyl Alcohol

    Applications of Trisbromoneopentyl Alcohol in Industrial Manufacturing

    As a specialized manufacturer of Trisbromoneopentyl Alcohol (TBPA), we support a select group of mature downstream sectors that require precision flame retardant solutions. Below, we outline the primary industrial scenarios where this raw material integrates directly into final product manufacturing, detailing compliance requirements, formulation specifics, production stage use, and common end product categories.

    1. Rigid Polyurethane Foam Flame Retardancy

    Rigid polyurethane foams for insulation in the construction and cold chain industries demand effective flame retardant additives to meet increasingly stringent building codes. Our TBPA product integrates seamlessly during the polyol blending stage, securing uniform fire performance in closed-cell and sprayed panels. The dosing adjusts with required fire resistance ratings, workability, and foam density targets. Downstream customers primarily use TBPA to meet local requirements for fire and smoke suppression, including global certifications for thermally insulated wall, roof, and refrigeration applications.

    Industry compliance standards

    • UL 94 (Standard for Safety of Flammability of Plastic Materials for Parts in Devices and Appliances)
    • EN 13501-1 (Fire classification of construction products and building elements)
    • ASTM E84 (Surface Burning Characteristics of Building Materials)
    • GB/T 20285 (Toxic classification of fire effluents for building materials)

    Typical usage ratio

    • 5.0 − 10.0 parts per hundred polyol (php), with increase for higher fire safety grades or decreases for lower density foam blocks

    Downstream process integration

    • Incorporated directly into the polyol premix before the polyurethane foaming reaction alongside blowing agents and catalysts

    Final product types

    • PIR foam insulation boards
    • Spray polyurethane foam (SPF) for roofing and wall insulation
    • Refrigeration panel cores
    • Thermal pipe insulation sleeves

    2. Engineering Thermoplastics Compounding

    For manufacturing flame-retardant high-impact plastics used in electronics enclosures, automotive parts, and appliance housings, TBPA serves as a primary Br-based additive. Processors blend TBPA during compounding with ABS, HIPS, or PC resins—achieving precise V0, V1, or V2 flammability ratings per international norms. Due to its high thermal stability, TBPA maintains mechanical performance throughout extrusion and injection cycles, supporting compliance with governing safety lists for electrical and consumer applications across North America, Europe, and Asia.

    Industry compliance standards

    • UL 94 (Vertical and horizontal burn tests for plastics)
    • IEC 60695-11-10 (Test flames − 50W, 500W, and 1kW flame test methods)
    • RoHS Directive (Restriction of Hazardous Substances in electrical/electronic equipment)
    • EN 60335-1 (Household and similar electrical appliances safety requirements)

    Typical usage ratio

    • 8 − 15 wt% relative to total resin, adjusted to achieve target flame rating without compromising toughness or ductility

    Downstream process integration

    • Added to resin feed during twin-screw extrusion, with dosing based on desired flame retardancy and mechanical properties

    Final product types

    • TV and monitor housings
    • Automotive under-hood parts
    • Household appliance cabinets
    • Terminal blocks, sockets, and other electrical device enclosures

    3. Flexible PVC Cable and Wire Sheathing

    Flexible PVC used in insulation for cables and wiring requires flame retardancy without sacrificing flexibility or electrical insulation. Compounders incorporate TBPA as a reactive brominated additive during plastisol mixing, enhancing char formation and reducing dripping under fire conditions. The use rate depends on jacket wall thickness and working voltage application. Strict adherence to low migration and heat aging tests ensures suitability for power transmission and control cable applications in commercial buildings, household electronics, and automotive systems.

    Industry compliance standards

    • IEC 60332-1 (Tests on electric cables under fire conditions)
    • UL 1581 (Reference standard for electrical wires, cables, and flexible cords)
    • TIA/EIA-568 (Commercial Building Telecommunications Cabling Standard)
    • GB/T 18380 (Test methods for flame retardant wire and cable)

    Typical usage ratio

    • 4.0 – 8.0 phr based on total PVC resin, adjusted to meet vertical burn, oxygen index, and migration requirements

    Downstream process integration

    • Dispersed in the PVC plastisol formulation prior to compounding, followed by extrusion or calendaring into sheaths and jackets

    Final product types

    • Insulated power cable jackets
    • Network and coaxial cable sheaths
    • Automotive wiring harness insulation
    • Flexible cord coverings

    4. Epoxy Resin Systems for Printed Circuit Boards

    Manufacturers of flame-retardant epoxy laminates for printed circuit boards (PCBs) rely on TBPA to impart bromine-based fire protection during epoxy resin formulation. This ensures the final copper-clad laminates meet international fire and halogen content regulations, balancing thermal stability and processability. TBPA enters during the resin synthesis step, working synergistically with antimony oxide and other secondary flame retardants in FR-4 or CEM grade boards. The application prioritizes long-term thermal decomposition resistance alongside stringent electrical reliability.

    Industry compliance standards

    • UL 94 V-0 (Vertical burn for component materials)
    • IPC-4101/21 (Specification for base materials for rigid and multilayer printed boards)
    • EN 61249-2-7 (Halogen-free materials requirements)
    • RoHS and REACH compliance for electronics

    Typical usage ratio

    • 6 – 12 wt% of resin system, with potential adjustment for thickness and glass transition temperature

    Downstream process integration

    • Added during the initial resin synthesis and mixed thoroughly with the epoxide component pre-impregnation of glass fiber substrates

    Final product types

    • FR-4 and CEM-3 printed circuit board laminates
    • Multilayer rigid PCBs
    • LED module substrates
    • High-performance communication boards

    5. Thermoset Polyester Composite Applications

    Unsaturated polyester resins used in construction panels, bath ware, and mass transit interior components benefit from TBPA for both reactive and additive flame retardancy. Producers introduce the material during resin compounding prior to molding, tailoring the amount to reach UL-94 and building interior fire safety. TBPA's compatibility with peroxide-initiated curing ensures no interference with mechanical reinforcement, permitting the production of laminates, molded panels, and complex profiles with embedded fire protection.

    Industry compliance standards

    • EN 45545-2 (Fire protection on railway vehicles)
    • UL 94 HB/V0 (Flammability of thermoset composites)
    • ASTM E162 (Surface flammability of materials using a radiant heat energy source)
    • NFPA 130 (Fixed Guideway Transit and Passenger Rail Systems standard)

    Typical usage ratio

    • 10 – 20 phr, modified according to required LOI (limiting oxygen index) and specific end-use fire test outcomes

    Downstream process integration

    • Blended with polyester resin and mineral fillers prior to catalyst addition, then processed by open-mold, injection-mold, or pultrusion techniques

    Final product types

    • Mass transit interior panels
    • Architectural GRP ceiling and wall elements
    • Shower trays and bath tubs
    • Building fire barrier laminates
    Free Quote

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    Certification & Compliance
    More Introduction

    Introducing Trisbromoneopentyl Alcohol: Performance You Can Trust

    Trisbromoneopentyl Alcohol—Our Approach to Advanced Flame Retardancy

    Trisbromoneopentyl Alcohol, commonly called TBPA, represents one of our leading offerings in the realm of brominated flame retardants. Over years of hands-on production in our facilities, we have seen the value that reliable, well-made TBPA brings to clients intent on maximizing fire resistance in critical end-use materials. Our manufacturing journey with TBPA draws from both our chemical engineering heritage and ongoing dialogue with users seeking trustworthy fire protection.

    Understanding TBPA at a Technical Level

    Chemically, Trisbromoneopentyl Alcohol is known as 3,3-bis(bromomethyl)-2,2-bis(bromomethyl)-1-butanol, with a molecular formula of C9H15Br3O. Our standard TBPA model consistently meets a bromine content requirement above 70% by weight—a figure that matters to manufacturers of plastics, foams, and coatings seeking reliable performance. You can expect a softening point between 100 and 104°C and a melting point spanning 97 to 104°C, measured under controlled conditions. TBPA carries a white to off-white crystal appearance, and we carefully maintain a purity level above 98% as shown in our routine QC results. These benchmarks have shaped the expectations of our regular partners who depend on batch-to-batch consistency.

    TBPA’s Uses: Insights from Our Production Experience

    In our years producing and supplying TBPA, clients from thermoplastics, thermosets, polyurethane, and elastomer industries have emphasized its unique role. The alcohol group in TBPA gives it reactive sites, permitting direct participation in polymer chains. For example, in polyurethane foam production, TBPA doesn’t stay as an inert additive—it chemically bonds during polymerization, which results in flame retardance that doesn’t leach out over time. This trait supports compliance with fire safety standards even after years of product use.

    Our colleagues in molded thermoplastics often highlight TBPA's compatibility with rigid and flexible polyurethanes, unsaturated polyesters, and epoxy systems. They report that integrating TBPA improves resistance to flame propagation without noticeably altering mechanical strength or processing conditions. With us handling synthesis from start to finish, customers avoid surprises related to lot variation or unexpected contaminants—both of which can disrupt large-scale production.

    What Sets TBPA Apart in Practical Applications

    Compared to traditional flame retardants like decabromodiphenyl ether (decaBDE) or hexabromocyclododecane (HBCD), TBPA lacks persistent organic pollutant risks. We phased out the production of decaBDE years ago in anticipation of regulatory shifts and customer requests for safer solutions. TBPA serves as a next-generation replacement, aligning with evolving global regulations such as the Stockholm Convention’s efforts to phase out problem chemicals in the flame retardants sector.

    Customers regularly comment on TBPA’s low migration rate. Since it reacts with the substrate during polymerization, the risk of the additive leaching into indoor air or dust stays much lower than with physically blended retardants. This outcome satisfies more stringent indoor air quality requirements, especially in markets like building insulation panels, upholstered furniture, and automotive interiors, where human contact with end-use products is unavoidable.

    Comparing TBPA Against Other Brominated Flame Retardants

    Manufacturers historically relied on brominated additives like tetrabromobisphenol A (TBBPA), decaBDE, and HBCD for non-reactive, blendable solutions. These agents function well in many settings, but regulatory and environmental scrutiny grows every year. Our journey away from those chemicals came in direct response to new environmental insights—our development of TBPA hinges on a molecular difference: the presence of the alcohol functional group. Because of its chemical reactivity, TBPA achieves permanent integration into resins, making it less likely to migrate or volatilize in final products.

    Unlike TBBPA, which typically serves best in epoxy resins and printed circuit boards, TBPA excels in flexible and rigid PU foams and polyester-based applications. Clients in building and construction repeatedly tell us TBBPA’s lack of reactivity restricts their formulation options, whereas TBPA more easily finds a place in both foams and resins. We find that TBPA’s processability scores points among compounders needing predictable dispersion and reaction profiles.

    Some alternative polybrominated compounds also bring challenges in particle size distribution, dusting, or incompatibility with certain plasticizers. Our plant workers handle TBPA in dust-suppressed forms, either as regular crystals or compacted granules, based on end-user preference and downstream handling equipment. By scaling up production, we have developed working methods to minimize environmental and workplace exposure during packing and transfer stages.

    TBPA and Modern Fire Safety Requirements

    The trend toward higher fire standards in building codes and public transportation has made product consistency and documentation more important. We regularly collaborate with regulatory affairs teams to ensure our TBPA shipments align with regional compliance frameworks, including REACH in Europe and the U.S. Toxic Substances Control Act. Our internal tracking systems trace each lot from raw material sourcing to shipment, allowing our partners to access full traceability at every step.

    We test each TBPA batch for total bromine, purity, melting range, and limiting oxygen index impact within typical use cases. Based on user feedback from insulation board and seating foam manufacturers, TBPA helps them pass stringent UL 94 and Metro fire testing without spikes in formulation costs. Because of its chemical structure, TBPA survives harsh industrial reaction settings and processing temperatures up to 190°C, minimizing decomposition and discoloration compared to some halogen-based alternatives.

    Questions from Users: Addressing Practical Challenges

    In conversations with compounders and processors, TBPA’s handling limitations sometimes come up. Like other brominated alcohols, it should stay dry and sealed. If left exposed to humid air for extended periods, TBPA tends to form clumps that complicate dosing. We install strict packaging standards using multi-layer kraft bags with internal liners, reducing caking risks and making sure the product pours easily at point-of-use. Repeat buyers often ask us to adapt packing size or pelletize TBPA for automated feeding systems, and we scale solutions based on those direct requests.

    Our technical team gives clear recommendations on incorporating TBPA into reaction mixtures. Because of the alcohol group, it reacts readily with isocyanates, making it important for process engineers to calibrate input ratios precisely. We guide clients on modifications to ensure the right balance, avoiding uneconomical excess dosing or leftover monomeric alcohol in finished goods. Based on our own test rig data, most polyol formulations incorporating TBPA do not lose dimensional integrity or mechanical flexibility—a key asset for manufacturers moving toward foam and insulation products that have to tolerate both aging and real-world handling.

    A Real-World Example of TBPA in Action

    One of our regular partners in sprayed polyurethane insulation shared their experience using TBPA as a key reactive flame retardant. Their application targets building envelopes in climate zones with demanding insulation and safety requirements. By transitioning from physical blends of decaBDE to chemically bound TBPA, they observed not just a boost in flame resistance, but a reduction in surface exudation and odors over time. Samples sent from their first mass production runs met state-mandated smoke toxicity limits, allowing them to access new commercial markets. Feedback from their end customers affirmed the finish and feel of their insulation panels remained unaffected—a vital outcome for compliance-conscious architects and contractors.

    We built on this collaboration by providing ongoing process support, helping optimize reaction parameters as seasonal plant conditions changed. Data shared by our partner pointed to more stable thermal conductivity values, likely tied to the consistent structure achieved with TBPA’s chemical integration into their resin skeleton. By keeping an open line for technical troubleshooting, we learned alongside our client, refining our own approaches to ensure TBPA’s value carries from laboratory to commercial scale-up.

    Meeting Increasing Demands for Sustainability

    As talks about product sustainability gain pace, flame retardants face elevated scrutiny. We monitor brominated compound regulations and their scientific basis closely. TBPA stands out for users preparing for future evidence-driven compliance needs. We developed our TBPA process to minimize waste streams and water consumption, incorporating wastewater treatment and recovery at every stage. We use raw materials sourced from suppliers who share our focus on environmental stewardship, and periodic audits help us verify ongoing compliance. In-house, our shift managers track key environmental indicators so production can stay aligned with sustainable chemical manufacturing practices.

    Some partners have expressed concern over halogen-based chemistry in general. We believe a practical path forward recognises regulatory signals without disrupting established safety gains achieved through flame retardancy. TBPA’s reactivity ensures better immobilization of the flame retardant moiety, reducing downstream emissions. As safer non-halogen alternatives continue to emerge, we see TBPA meeting current needs as part of a bigger transition to lower-impact chemistries. We test blends of TBPA with phosphorus and nitrogen flame retardants in-house to help partners explore new hybrid systems—this often yields the best results in both flammability and environmental scoring.

    What to Ask in Evaluating Flame Retardants

    Questions about flame retardant selection extend far beyond lab data sheets. Decision-makers need real transparency about supply reliability, product consistency, and long-term performance in end-use conditions. We support open communication with technical leads and production managers, learning what works and where pain points develop. Key metrics in TBPA selection usually include reaction compatibility, ease of dosing, documented regulatory acceptance, and the absence of legacy environmental risks like those linked with older generation brominated agents.

    In our own facilities, we adapted batch sizes and packaging forms to handle peaks and troughs in demand, even when global shocks hit raw material supply chains. Automation at our plant lets us track every unit from synthesis all the way to finished packing, and we regularly invest in upgrades that increase both process safety and product quality. Our customer service mindset centers on anticipating technical or logistical snags before they impede your project workflow.

    The Road Forward: TBPA as a Stepping Stone

    We see Trisbromoneopentyl Alcohol as a transitional solution, addressing immediate fire protection and regulatory needs while paving the way for broader adoption of safer, more sustainable materials. Not every project supports a complete shift to metal- or phosphorus-based flame retardants. For applications in rigid foams, insulation, wire coatings, and automotive interiors, TBPA bridges the gap between legacy brominated chemistries and emerging non-halogen options. Feedback from repeat users shows that with well-controlled production, TBPA slots into established process workflows and delivers fire resistance to standards that keep end users protected.

    TBPA's future rests on continuous collaboration and technical advancement. We regularly consult with end users, downstream manufacturers, and regulatory agencies to ensure our TBPA stays compliant with evolving standards. Our R&D team continues to optimize for lower toxicity byproducts and tighter molecular purity—improvements that feed directly into safer, longer-lasting fire protection for countless critical industries.

    Why Trisbromoneopentyl Alcohol Works for Us—and for You

    Having produced TBPA for years, our technical teams stand behind its repeatability and trusted impact. We invest in analytical tools not simply for quality assurance, but for deep understanding of batch variability and endpoint performance. Every development stage, from sourcing precursors to final crystallization and packing, includes deliberate steps to secure reliability, purity, and safety. Clients appreciate that close partnership, and we take pride in collaborative advances, not transactional relationships.

    As materials science moves toward even better fire protection and environmental safety, we see TBPA continuing to deliver measurable results. Experience shows its value in real-world manufacturing, where small differences in flame retardant performance can affect throughput, compliance, and long-term user satisfaction. For product engineers, compliance teams, or purchasing managers, TBPA offers a track record backed by both on-site evidence and published regulatory trust.

    Our focus will stay on advancing brominated fire retardant chemistry for tomorrow’s needs—with TBPA as a proven, trustworthy link in that journey.