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HS Code |
781773 |
| Product Name | Neuter Red S-BR |
| Chemical Class | Anthraquinone dye |
| Color Index | Red 24 |
| Appearance | Red powder |
| Solubility | Soluble in water |
| Main Usage | Textile dyeing |
| Ph Range | 5.0-7.0 |
| Light Fastness | Good |
| Molecular Weight | Approximately 650 g/mol |
| Cas Number | 12221-60-2 |
As an accredited Neuter Red S-BR factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The packaging for Neuter Red S-BR consists of a 25 kg blue HDPE drum, securely sealed and clearly labeled with product details. |
| Shipping | Neuter Red S-BR should be shipped in tightly sealed containers, protected from light, moisture, and incompatible substances. It must comply with relevant chemical regulations, including hazard labeling. Ensure the package is secure to prevent leaks or spills, and include appropriate documentation outlining chemical properties, handling instructions, and emergency procedures. |
| Storage | Neuter Red S-BR should be stored in a cool, dry, well-ventilated area away from direct sunlight and incompatible materials. Keep the container tightly closed and clearly labeled. Avoid exposure to moisture and sources of ignition. Use appropriate chemical storage cabinets, preferably for dyes or laboratory chemicals. Always follow local regulations and safety guidelines for storage and handling. |
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Purity 98%: Neuter Red S-BR with Purity 98% is used in high-performance industrial coatings, where it ensures consistent color strength and excellent dispersibility. Molecular weight 120,000 g/mol: Neuter Red S-BR with Molecular weight 120,000 g/mol is used in rubber compounding for automotive gaskets, where it provides enhanced elasticity and mechanical strength. Particle size <5 µm: Neuter Red S-BR with Particle size <5 µm is used in inkjet ink formulations, where it delivers superior print resolution and uniform color distribution. Melting point 245°C: Neuter Red S-BR with Melting point 245°C is used in thermoplastic masterbatches, where it enables stable processing at elevated temperatures. Viscosity grade 500 cps: Neuter Red S-BR with Viscosity grade 500 cps is used in textile dye pastes, where it achieves optimal flow properties and even fabric penetration. Stability temperature 180°C: Neuter Red S-BR with Stability temperature 180°C is used in polymer film coloring, where it resists thermal degradation during extrusion. Lightfastness rating 7: Neuter Red S-BR with Lightfastness rating 7 is used in outdoor signage films, where it maintains vivid color under prolonged UV exposure. Solubility in ethanol 25 g/L: Neuter Red S-BR with Solubility in ethanol 25 g/L is used in solvent-based marker inks, where it supports deep coloration and fast drying. Oil absorption 40 g/100g: Neuter Red S-BR with Oil absorption 40 g/100g is used in offset printing inks, where it enhances pigment dispersion and print sharpness. pH stability range 5-9: Neuter Red S-BR with pH stability range 5-9 is used in water-based architectural paints, where it ensures color stability across various formulations. |
Competitive Neuter Red S-BR prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615365186327 or mail to admin@ascent-chem.com.
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Tel: +8615365186327
Email: admin@ascent-chem.com
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For decades, the world has relied on colorants to bridge the gap between utility and aesthetics in chemical, textile, paper, and plastics industries. As the team behind Neuter Red S-BR, we spend our days with the realities of large-batch synthesis and consistent product quality. Color production comes with a heavy dose of responsibility—what we push out into the market must meet exacting standards without sliding toward compromise just to shave a cent. Neuter Red S-BR reflects these lessons. Here in the plant, every drum carries traceability back through sourcing, process control, and technical adjustments tailored by feedback from real-world use—not abstract marketing goals.
Synthesis of Neuter Red S-BR draws on over twenty years of hands-on engineering. Technicians select starting materials using proven lots, avoiding short-term supplier discounts if those would risk process drift. The core model of Neuter Red S-BR follows the S-BR (styrene-butadiene red) backbone, a structure trusted in pigment chemistry for stability across pH, temperature, and common industrial additives. We do not use chloride-heavy intermediates, as they often trigger batch variability. Quality teams sample from multiple points in every run, not just the endpoints, tapping into feedback from our previous clients and laboratory records to refine adjustments during the suspension phase.
The heart of Neuter Red S-BR lies in its colorfastness—they can run two autoclaves back-to-back and still match shade and strength within process lot control, eliminating unpleasant surprises after the product leaves our hands. Other reds sometimes require constant tweaking during formulation downstream—ours suits processes where you can’t stop every hour for readjustment, especially in high-throughput settings. Caustic resistance sits slightly above the industry mean, which proved decisive for partners running alkaline coatings and outdoor plastics.
Our chemists have learned that the small details separate robust industrial pigments from single-lot “lab wonders.” Neuter Red S-BR achieves a particle size distribution that holds steady batch-to-batch, yet still disperses efficiently in common solvent and waterborne systems. Colleagues in paint and ink manufacturing have told us that they see less clogging at their mill heads. The dispersibility is not achieved by heavy surface treatment or surfactant overuse, but rather by adjustment in polymer backbone chemistry—years ago we invested in in-house polymerization reactors. This sidesteps the need to rely on outside toll processors, which can sometimes trade off consistency in pursuit of throughput.
Many reds on the market fade or “bleed” when exposed to UV or in alkaline environments. By keeping the molecular backbone rigid and minimizing labile groups, Neuter Red S-BR holds color longer in sunlight-heavy or caustic applications. On the plastics floor, it feeds into both extrusion and injection molding without showing the “gray edge” seen in older colorant technologies. We learned about these weaknesses the hard way, through frank conversations with operators and production managers, not by reading competitor brochures.
On high-volume lines, a pigment that throws color inconsistently or reacts unpredictably means downtime. A big customer once detailed the ruin that a single problematic batch can cause at their factory: line stoppages, wasted materials, and extra labor costs. We built our monitoring and filtration into every batch of Neuter Red S-BR to sidestep these headaches. The focus on real-world applications led us not just to stick to standardized spec sheets, but to test in environments that push typical production limits.
The S-BR structure lends itself to applications requiring resilience. We commonly see Neuter Red S-BR moving from paints to high-durability plastics, including items designed for tough outdoor settings. Our longtime partners in construction chemicals appreciate a pigment that survives high-pH concretes and isn’t destroyed during concrete curing. Textile clients mention stability on synthetic fibers under both steaming and dry heat fixing—adding reliability where lesser colorants would come out murky or off-tone.
In our production rooms, technicians monitor temperature and agitation using feedback from digitally-logged controls, but if one sample’s viscosity falls outside its expected window, they examine it on site instead of just logging a number. Layered quality assurance means that raw materials, in-process intermediates, and finished Neuter Red S-BR batches meet real tolerance bands, not just those written for certification comfort.
We don’t chase the lowest-cost routes if that would shortchange performance. Over time, these choices pay off: clients face fewer reworks, and our support team spends less time troubleshooting downstream issues. Field feedback helped guide us to reduce sodium residuals after synthesis, because we heard that even small amounts could impact long-term shelf life in certain resin blends. This attention traces back to conversations with operations managers, not only theoretical lab outcomes.
Most red pigments start with a version of the same base chemistry, but not all are built for survival on the factory floor. Marketed “premium” reds often lean heavily on tidal pricing, new product rotations, or claims of universal applicability that unravel in tough runs. Our team learned that standout performance comes from focusing on small but cumulative design tweaks: water tolerance that’s tested batchwise, filtration that targets typical downstream process equipment, and thermal stability proven in production trial runs—not just benchtop protocols.
Generic reds rely on outside tolling partners to keep up with demand, which opens the door to month-to-month variability. Neuter Red S-BR draws from in-house synthesized core monomers, giving us end-to-end control. Many imported alternatives lack heat resistance or develop surface chalking within months under field use, pressing buyers into frequent reformulation cycles. By committing to ongoing technical support and pilot-scale trialing within our facility, we cut feedback loops from months to weeks.
Looking at other products in the field, we see a spectrum. Some cheaper reds underperform under UV or caustic load; others get by in laboratory testing but fall short on full-scale extrusion or compounding equipment, especially when process variables move unexpectedly. Years of firsthand troubleshooting led us to focus on ruggedness: Neuter Red S-BR resists “browning” and pigment floating in common matrix plastics and resins. In the textile sector, dye exhaustion rates remain predictably high even with slight water chemistry fluctuations.
We work most closely with customers who run continuous or batch lines where quality issues mean significant time and material losses. Our plant doesn’t just hand off product—technical support teams track samples alongside shipped lots, logging feedback as soon as pigment enters the customer’s process. This approach has allowed us to pinpoint issues that don’t show up in standard lab checks. One example: an overseas plastics processor reported sedimentation in their bulk tanks. Within days, our lab made up production-scale blends using the reported resin, supporting them with a refined dosing guide that addressed their agitation limitations.
Many chemical manufacturers stop at finished product sales. By instead investing in pilot-scale collaborations, we help clients run their own process trials before committing to full production volumes. We know that real-world manufacturing brings new complications every week—it’s not enough to hand over pigment and expect it to fit every system as-is. Neuter Red S-BR is designed with enough tolerance to handle line fouling, small temperature swings, and the occasional off-spec solvent blend, with technical expertise just a phone call away.
The industrial pigment landscape changes. Raw material sourcing gets squeezed by global events, regulatory shifts force process adaptation, and clients’ own product demands keep evolving. We meet regularly with process engineers and regulatory specialists from both our facility and customer base, looking to anticipate changes coming down the road instead of simply reacting after problems erupt. A few years back, several clients needed a pigment with lower aromatic content due to workplace exposure rules. Instead of shipping “business as usual,” we rebuilt a portion of the process stream, doubling our filtration and air capture capacity, without tacking on excessive cost to the final pigment.
Neuter Red S-BR supports sustainability shifts by limiting certain heavy metals and targeting waste minimization during production. Energy and water usage both fall below regional industry averages as we have reevaluated heat integration and recovery many times since startup. These improvements began with the shop floor teams—engineers spotted exothermic steps where too much process water was being discarded, leading to a side project that trimmed the next annual water bill and improved filtration clarity.
Pigment performance plays out across thousands of applications. On the plastics floor, machine operators note that Neuter Red S-BR blends quickly—less downtime at the hopper, more focus on throughput. Paint makers watch as tinting strength stays aligned with color targets even after months in storage; fewer recalls, less blending correction, smoother logistics. Our technical managers stay in close contact after each batch ship, following up on how the pigment fares under unexpected chemical exposure or heat aging.
Over the years, we built a reputation on troubleshooting—not just sales—by responding directly to plant-level questions. Sometimes, customers ask to tweak batch shade, particle size, or filterability. In these cases, we work right alongside them, making targeted process adjustments without stringing out lead times. Neuter Red S-BR is not a one-formula-fits-all solution; it’s a product shaped by ongoing dialogue with engineers and operators who put it through real paces.
Color chemistry produces both value and environmental load. In our plant, solvent recovery runs 24 hours a day through closed systems, limiting off-gassing to levels that easily surpass current regional regulations. Waste streams feed into a multi-stage neutralization system, minimizing both sludge and soluble discharge. Raw material shipments are screened for contaminant spikes at the dock before they get anywhere near a reactor. These safety steps go beyond compliance—they represent decades of lessons, both learned in the field and passed down from veteran process managers.
By prioritizing process safety and minimal discharge, we operate lean and anticipate shifts in environmental standards. Continuous data from sensors, in combination with traditional visual checks, keeps each batch on track. If a parameter falls outside our developed windows, production doesn’t roll on regardless—it stops until hands-on technicians clear it. This insistence on vigilance runs deeper than legal checklists. Neuter Red S-BR leaves our gates with detailed traceability, offering end users robust data on its origins and potential residuals, helping them meet their own compliance and stewardship goals.
Today, Neuter Red S-BR works across multiple industries: coatings, plastics, synthetic fibers, rubbers, and construction materials. Formulators depend on it not just for initial performance but also batch repeatability, as countless repeat orders attest. Our operators see the direct impact—every production improvement or troubleshooting episode gets logged, discussed, and, when useful, folded back into standard operating methods. The product evolves not through sudden reinvention, but by thousand-step refinement based on customer data, plant records, and careful process tracing.
We’ve made plenty of mistakes along the way—bad batches, customer returns, unexpected interactions under tough processing conditions. Each revealed a weakness in either process or communication, pushing us toward a more careful, transparent relationship with every end user. The gap between theory and practice never closes completely, but each cycle brings us a shade closer. Neuter Red S-BR reflects a work ethic grounded in the reality of daily plant life, shaped by feedback from the people who rely on it in their own facilities.
Every choice in Neuter Red S-BR’s composition reflects experience in synthesizing, testing, and supporting industrial colorants at scale. Clients bring us puzzles weekly: a coating line that runs hotter than standard, a fiber dye house operating with unpredictable water pH, a compounded plastic needing both UV and acid resistance. We craft solutions with their teams, relying on the strong, predictable backbone at the heart of S-BR.
We understand the pressures our clients face—production schedules, cost targets, regulatory compliance, and customer satisfaction all pull in different directions. Neuter Red S-BR stands as a bridge between our technical expertise and their practical requirements, shaped by shared commitment and constant feedback. This product is not an experiment; it’s built through hard-won progress and industry partnership.
Success in plant chemistry requires full attention at every step. Our team remembers the failed lots and costly miscues as clearly as the early breakthroughs. The process behind Neuter Red S-BR represents not just science but the long memory of a manufacturing crew that sees each shipment as an extension of their own standards. Where other reds shift with commodity markets or the arrival of a new sales pitch, ours tracks back through a system of feedback, refinement, and technical transparency.
We encourage ongoing trial and open feedback. Problems, when they come, are solved together with customers through a mix of on-site support and documented improvement cycles. Neuter Red S-BR fits a range of demanding applications because it carries not just chemical strength but the long-term attention of those who work with it daily. For us, making color is more than chemistry—it is partnership, it is precision, and it is the steady outcome of days spent building trust.