|
HS Code |
426939 |
| Chemicalname | Solvent Red 2BB |
| Casnumber | 569-61-9 |
| Molecularformula | C18H16N2O |
| Molecularweight | 276.34 g/mol |
| Physicalform | Powder |
| Color | Red |
| Meltingpoint | 183-184°C |
| Solubility | Soluble in organic solvents |
| Purity | ≥98% |
| Application | Dye for plastics, resins, and waxes |
| Lightfastness | Moderate |
| Synonyms | Scarlet 2BB, C.I. 26105 |
| Appearance | Bright red solid |
| Odor | Odorless |
| Storagetemperature | Room temperature |
As an accredited Solvent Red 2BB factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Solvent Red 2BB is packaged in a 25 kg fiber drum with a tight-sealing lid and a clear chemical label for safety. |
| Shipping | Solvent Red 2BB is shipped in tightly sealed, clearly labeled containers to prevent leakage and contamination. It is transported as a hazardous chemical, requiring cool, dry storage and protection from direct sunlight and ignition sources. Compliance with international and local regulations for handling and shipping hazardous substances is strictly observed. |
| Storage | Solvent Red 2BB should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from direct sunlight, heat, and incompatible substances such as strong oxidizers. Ensure the area is free from ignition sources. Proper labeling and secondary containment are recommended to prevent spills, and access should be restricted to trained personnel following standard chemical safety practices. |
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Purity 98%: Solvent Red 2BB with purity 98% is used in plastic resin coloring, where it ensures consistent chromatic intensity and batch-to-batch reproducibility. Melting Point 159°C: Solvent Red 2BB with a melting point of 159°C is used in high-temperature polymer processing, where it maintains thermal stability without pigment degradation. Particle Size 5 µm: Solvent Red 2BB with a particle size of 5 µm is used in automotive coating formulations, where it provides superior dispersion and a smooth, uniform finish. Shade Index: Solvent Red 2BB with precise shade index control is used in textile dyeing operations, where it delivers optimal shade matching across various fabric types. Stability Temperature 200°C: Solvent Red 2BB with a stability temperature of 200°C is used in industrial inkjet inks, where it prevents color fading and supports long-term print durability. Light Fastness Grade 5: Solvent Red 2BB with light fastness grade 5 is used in synthetic leather surface treatments, where it enhances resistance to photodegradation. Oil Solubility: Solvent Red 2BB with enhanced oil solubility is used in lubricant additive manufacturing, where it ensures homogeneous color distribution and compatibility with base oils. Moisture ≤0.2%: Solvent Red 2BB with moisture content ≤0.2% is used in PVC plastisol systems, where it reduces risk of clumping and supports optimal process flow. Molecular Weight 340.41 g/mol: Solvent Red 2BB with molecular weight 340.41 g/mol is used in chemical indicator formulations, where it improves responsiveness and color clarity. |
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Solvent Red 2BB, with its recognizable vivid red hue and stable physical profile, forms an essential part of the synthetic dye portfolio here at the plant. This product, also called C.I. 60505, finds its way into the labs and production lines of various color-critical industries. Over the years, we have refined our manufacturing process for Solvent Red 2BB to help finished goods meet customer expectations for color intensity, persistence, and processing reliability.
In practical use, batch consistency in color and purity ranks above nearly every other property. Solvent Red 2BB owes much of its commercial reputation to strong batch-to-batch uniformity in shade and dyeing strength, which supports more predictable outcomes than lower purity substitutes. Our teams track shade and strength down to decimal-point measurements, since even subtle deviations have wide impacts—think of jet fuel management, plastics production, or coloring resins for electrical components. The assurance of a stable product reduces headache in downstream quality control and paves the way for longer-term relationships.
Our operators conduct rigorous quality checks, relying on both visual assessment and quantitative analysis, so every shipment delivers on the promise of reliable performance. Monitoring spectral data across multiple points in the process not only guarantees minimal foreign color contamination, but also optimizes the chroma, as anyone who has tried to color polyurethane foams or spinnerets can confirm.
Solvent Red 2BB follows the C.I. 60505 registration and chemical formula tailored for high solubility in non-polar organic solvents. Molecular composition directly changes how the dye dissolves in hydrocarbon and aromatic mediums, which determines successful blending, especially in fuel coloration. The dye appears as a dark red powder, featuring high tinctorial strength and stable lightfastness.
Typical specifications for our Solvent Red 2BB product address purity level, fine particle distribution, and extremely low insolubles. Our spectrometry testing locks purity above 98 percent, so that no unexpected variability from trace contaminants sabotages blending. Water content remains strictly below industry-old thresholds to expressly minimize the risk of hydrolytic breakdown in stored fuel and lubricant stock. These concrete property controls assist downstream formulators who depend on accuracy—especially those working with high-value finished goods such as aviation lubricants or performance plastics.
Fuel coloration ranks as the leading application. As both manufacturers and regulatory partners acknowledge, visual detection of fuel grades or counterfeits starts with dye. This dye provides the rich, visible red tone for activities such as tracking heating oils, diesel, or even aviation kerosene. Field evidence shows that even small deviations in hue become apparent under bulk storage and transparent transfer, raising unnecessary questions at spot checks if suppliers cut corners or buy off-shore blends with weaker color fastness. Many formulation engineers in the fuel business tell us they rely on our Solvent Red 2BB because the color tone remains robust during months of storage and through harsh weather, due to our process not skipping the extra purification step.
Plastics and resins offer another domain where long-term partners trust the performance of our dye. Polyvinyl chloride, polystyrene, and thermoplastic engineering resins often pose significant compatibility challenges for dyes. Industry perspectives support the view that Solvent Red 2BB, when introduced during extrusion or polymerization, supports deep coloration and minimal leaching thanks to its solvent stability. On-site audits with plastics processors validate this benefit, as processors run side-by-side comparisons with generic alternatives and observe dye migration, uneven distribution, or color bleeding that simply do not occur to the same degree with our product.
Industrial lubricants demanding visual differentiation depend on this dye to clearly indicate application classes and avoid costly cross-contamination. Experience with synthetic oil blending lines shows that minimal concentration achieves the target color due to the strong tinting power, which ultimately leads to lower total additive costs and fewer recalibrations. Chemists working in textile and leather finishings also prefer our Solvent Red 2BB because it can withstand high-temperature processing steps where ordinary solvent reds degrade, causing fading or brown-shifting. This property couples directly to our purification process, honed in response to feedback from global textile and leather customers dealing with irreplaceable production deadlines.
Years of production data point to a direct link between source dye quality and end product reliability. We routinely document case studies from users in plastics compounding and resin coloration that poor dye leads to batch rejects, rework, or regulatory compliance headaches related to color stability. Our staff actively visit customer sites to audit their process lines, seeing firsthand how Solvent Red 2BB blends as a fine powder without causing dust or clumps, even on fast conveyor-fed lines.
Field engineers often point out that a cleaner dye mix reduces downtime for filter cleaning in fuel distribution systems, which directly impacts operational efficiency and labor cost. Several transportation sector clients report that meeting stringent government compliance on fuel marking standards depends on our dye's low trace metal profile. Such compliance cannot rely on the “next cheapest product” if the risk is a nationwide recall or enforcement penalty. Our laboratory staff specialize in high-sensitivity impurity detection for ongoing batch certification, adding reassurance for downstream blending and distribution activities.
Many new or potential customers ask about the difference between Solvent Red 2BB and other red solvent dyes such as Solvent Red 24, Solvent Red 164, or Solvent Red 19. Having worked directly with color formulators and regulatory labs for years, we have encountered most alternative grades and observed how process-specific performance matters as much as chemical structure.
Solvent Red 24 offers similar solubility pathways but demonstrates reduced lightfastness in polymer applications. Rubber and plastic producers regularly report premature fading in sunlight, which directly leads to shorter usable product lifespans. Solvent Red 2BB maintains vibrancy in outdoor use, credited to our high-content production method and emphasis on fine purity, meaning less visible bleaching and fewer warranty callbacks for finished goods.
Solvent Red 164 does achieve vivid reds, but it sometimes presents more blending issues in low-aromatic hydrocarbon mixtures due to a narrower solubility profile. Downstream users in Europe and Southeast Asia have found that switching from 164 to our 2BB dye delivers better color stability over a broader fuel stock variety—critical as refineries shift their formulations and users blend across multiple supply origins.
Solvent Red 19’s key limitation, based on our side-by-side processing experiments, lies in its tendency to leave more insoluble residue. Factory observations reveal that batch filters clog up quickly when using Solvent Red 19, particularly at high throughput rates. In house, our purification steps remove fine particulates that would otherwise impair large-scale liquid transfer in customer factories.
Feedback from large users comes down to trust and repeatable experience. From technical officers at major oil refiners to product quality labs for plastics supplies, the real-world metric is always: does the dye work reliably without introducing unexpected side effects? Our annual customer surveys show that shade consistency, high purity, and prompt technical support form the backbone of their loyalty.
Ongoing dialogue with bulk processors has influenced our approach; for example, we maintain extra stock on hand so no blending line delays trigger supply shortfalls. We also employ continuous spectroscopic monitoring to confirm that each output matches historical spectral fingerprints, allowing product batches to slot seamlessly into established user SOPs without extra trial runs or adjustment.
For applications that require absolute clarity—such as specialty hydrocarbons, aviation fuel, or ultra-high performance engineering plastics—Solvent Red 2BB stands apart. The dye undergoes ultrafine filtration to guarantee no visible particulate content, which can make the difference between passing or failing expensive QA procedures at the finished goods stage. This focus on end-user needs, rather than simply maximizing output, has allowed us to maintain long-standing customer contracts amid fierce global competition.
The chemical sector never stands still; regulations evolve, feedstock sources change, and tech teams regularly update process requirements. Our internal R&D has faced many rounds of reformulation as new environmental or safety standards come into force. For example, new mandates on trace metals in dyed fuel pushed us to overhaul upstream raw material sourcing. We partnered with miners and upstream chemical refiners willing to go through repeated purification cycles and open up traceability—a long-term investment that has largely paid off, as finished product quality met government inspection with no incident-based recalls.
Customer audits encouraged us to tighten solvent residual checks, particularly for plastics and resin coloration. Specific health and food-contact regulations in the packaging sector prompted additional quality documentation and trace testing, changes which we then made standard across every batch. This constant dialogue with customers and regulators means future changes in legislation can be anticipated and factored into ongoing process development without major shocks.
On the logistics side, efficient packaging and prompt shipment matter. Our facilities use lined, sealed bags and tamper-evident drums to eliminate cross-contamination and ensure accurate inventory management on arrival—critical for both small specialty producers and global-scale customers. Frequent feedback led to improvement in labelling technology, including more durable, weather-resistant tags, making warehouse sorting and tracking easier at every node.
The core skill in specialty dye manufacturing is understanding not just the chemistry, but the practical impact of every parameter: from sourcing and reaction environment, to purification, packing, and in-use behavior in real-world industrial environments. Our operators spend years on the floor, troubleshooting process hiccups and innovating batch control methods for better reproducibility.
On several occasions, plant managers and technical service staff have made site visits to customer factories to help troubleshoot line issues or dye compatibility with new base stocks. In one case, an auto-component plastic supplier reported sporadic pigment migration in finished housings with a competitive dye. After direct technical support and post-mortem, we adjusted the Solvent Red 2BB grind profile for the customer’s extrusion line speed, quickly solving the issue and restoring batch integrity.
Safety considerations also inform our process. We work with production chemists to resolve hazards from inhalable dust, and consult on best handling practices so downstream users avoid surprises—something we have learned can make or break a manufacturer’s confidence, especially when onboarding new process workers or certifying for new markets with stricter oversight.
True partnerships grow through mutual understanding and proven performance. Our clients expect open communication about changes in raw material markets, new regulatory developments, or improvements that directly benefit their colored products. We hold forums for customer feedback, regularly reviewing upstream and downstream observations to enhance both product and service quality.
Frequent customer collaboration has led to shared successes in process optimization. Plastics manufacturers, for instance, asked for better flow in powder addition; as a result, we developed a lower-dust formulation for easier automated dosing. In the fuel distribution sector, suggestions about batch coding and lot tracking led to ongoing upgrades in our batch recording systems—improving end-to-end traceability.
The world’s requirements for colorants keep changing. Next-generation plastics, fuel blends, and global health protocols impose new limitations and expectations on solvent dyes. We maintain open channels with research partners, listen to on-site users, and keep internal standards above minimum benchmarks. Our experts co-author research reports and publish findings on pigment migration and dye stability, aiming to advance the science as much as the business.
Several ongoing development projects aim to further reduce the environmental impact of Solvent Red 2BB manufacture. Our most recent efforts focus on solvent recovery, minimizing volatile organic contaminants in finished goods, and extending the reusability profile of process water. These investments are driven by both environmental regulations and customer sustainability goals.
Hard data and hands-on user stories drive product improvements. One plastics processor running injection molding of tool handles reported fewer quality incidents after switching to our Solvent Red 2BB. Fuel distribution partners observed a measurable drop in filter clogging and less color drift during multi-month storage cycles. These case results validate the continuous feedback loop between our factory operations and live application environments.
Customer quality assurance teams offer direct feedback that our high-purity dye streamlines compliance audits, because documentation and batch consistency remove reasons for product hold-ups or lab variance disputes. It is not uncommon for end-users to request detailed analytical run data on every batch, to which we respond with traceable, time-stamped reports at each shipment—another product of years of direct partnership.
Staying competitive in industrial pigments demands attention to detail, openness to technical partnership, and discipline in maintaining or raising manufacturing standards. Solvent Red 2BB reflects this principle—not just as a chemical compound, but as a promise of performance, traceability, and real durability. Each innovation, whether it relates to purity, blending ease, or environmental profile, comes directly from working side-by-side with users and adapting to shifting industry requirements.
As new trends and standards appear, our experience operating globally, combined with a deep understanding of the practical challenges faced by users, allows us to offer more than a commodity product. This ongoing investment in expertise, equipment, and partnerships lets us deliver tangible improvements in material performance and overall process efficiency for every application that relies on Solvent Red 2BB.