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HS Code |
408295 |
| Product Name | Disperse Red S-3GFL |
| Color Index | Disperse Red 167 |
| Chemical Class | Azo dye |
| Appearance | Red powder |
| Molecular Formula | C19H17N5O4 |
| Molecular Weight | 379.37 g/mol |
| Solubility | Insoluble in water, soluble in organic solvents |
| Application | Polyester fiber dyeing |
| Melting Point | Approx. 180°C |
| Shade | Brilliant red |
| Light Fastness | 4-5 (moderate to good) |
| Cas Number | 12239-79-3 |
| Ph Stability | Stable in acidic to neutral pH |
| Ionic Character | Non-ionic |
| Density | Approx. 1.40 g/cm³ |
As an accredited Disperse Red S-3GFL factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Disperse Red S-3GFL is packaged in a 25 kg fiber drum with inner polyethylene lining, securely sealed and clearly labeled. |
| Shipping | **Shipping Description for Disperse Red S-3GFL:** Disperse Red S-3GFL is shipped in sealed, moisture-proof containers, protected from direct sunlight and extreme temperatures. Ensure the packaging is clearly labeled and complies with local regulations. Handle with appropriate personal protective equipment (PPE). Store in a cool, dry, and well-ventilated area during transit to maintain product integrity. |
| Storage | Disperse Red S-3GFL should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and sources of ignition. Keep the container tightly closed when not in use. Store away from incompatible substances such as strong oxidizing agents. Ensure that storage areas are equipped with spill containment measures and proper labeling to prevent accidental exposure or chemical reactions. |
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Purity 98%: Disperse Red S-3GFL with 98% purity is used in polyester fiber dyeing, where it delivers high color brilliance and shade consistency. Particle Size <5 µm: Disperse Red S-3GFL with particle size below 5 microns is used in microencapsulated ink formulations, where it ensures uniform dispersion and smooth print finish. Melting Point 210°C: Disperse Red S-3GFL with melting point of 210°C is used in high-temperature exhaust dyeing processes, where it provides excellent thermal stability and migration resistance. High Dispersion Stability: Disperse Red S-3GFL exhibiting high dispersion stability is used in continuous dyeing of synthetic textiles, where it prevents agglomeration and ensures even color uptake. Lightfastness Grade 5: Disperse Red S-3GFL with lightfastness grade 5 is used in automotive fabric coatings, where it maintains color integrity under prolonged UV exposure. Stability pH 4-5: Disperse Red S-3GFL stable at pH 4-5 is used in acidic dye baths for nylon coloration, where it preserves dye performance without degradation. Moisture Content <0.5%: Disperse Red S-3GFL with moisture content below 0.5% is used in dry dye powder blends, where it enhances shelf life and prevents caking. High Tinctorial Strength: Disperse Red S-3GFL with high tinctorial strength is used in sportswear textile processing, where it achieves vivid coloration with lower dye dosage. Thermal Stability 180°C: Disperse Red S-3GFL with thermal stability up to 180°C is used in heat-transfer printing inks, where it resists sublimation and maintains print definition. Alkali Resistance: Disperse Red S-3GFL with superior alkali resistance is used in polyamide dyeing, where it reduces color fading during alkaline processing steps. |
Competitive Disperse Red S-3GFL 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
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Decades in the chemical manufacturing business have shown us how the smallest changes in dye choice impact everything from customer loyalty to plant productivity. Over the years, we have seen technology reshape fibers, with polyester blends and microfiber textiles steadily growing in popularity. Enter disperse dyes—the backbone of synthetic fiber coloring—crafted specifically for those fibers that resist traditional dyeing techniques. Our Disperse Red S-3GFL steps right into this arena, answering pain points that we have heard loud and clear from fabric dyers, printers, and textile processors worldwide.
Polyester’s dominance in apparel and technical textiles means color performance has to keep pace. Conventional dyes often leave polyester looking underwhelming or uneven. We’ve spent years optimizing our Disperse Red S-3GFL to tackle the challenges polyester processing throws at colorists. This dye doesn’t just add color—it builds consistency batch after batch. We formulated it to handle high-temperature dye baths without breaking down or causing shade drift, as sometimes happens with generic reds. Even under the stress of rapid fiber movement and pressure jets, its chemical stability and dispersibility hold strong, reducing waste and reworks.
The market offers a sea of red disperse dyes, but Disperse Red S-3GFL caught the attention of mills and printers due to very real performance differences. Many reds fade fast from washing or sunlight exposure. We approached color fastness as more than a number—it’s a reputation. Our process development focused on molecular engineering, using high-purity raw materials and careful control during sulfonation and coupling reactions. This brings users a dye grade that resists migration, fading, and off-shading. The quality can be seen on both yarn-dyed and piece-dyed goods: deep, clear reds that remain vibrant after repeated laundering.
Getting reliable results in large-scale textile plants is tougher than it looks from the outside. Particle size matters—coarse particles clump in jets, ruining smooth finishes. We fine-mill Disperse Red S-3GFL to achieve particle sizes that avoid clogging even on high-throughput dyeing machines. Solubility at operative temperatures was another sticky wicket; poorly formulated dyes precipitate or remain stubbornly undissolved, leading to uneven color take-up and excessive cleaning downtime. Our engineers refined dispersant systems in the manufacturing process, allowing smooth passage through machines from start to rinse with negligible residue. We listened to feedback from spinners and knitters, making tweaks so operators spend less time attending to process upsets and more time hitting color targets.
Disperse Red S-3GFL fits wherever polyester or acetate fibers demand sharp shades. The most obvious use lands in apparel, from sportswear to kids’ clothes—anywhere fabric must look bright, resist fading, and withstand regular washing. Outdoor textiles such as flags and banners see benefit from our dye’s resistance to UV light, so reds won’t turn muddy or dull in just a season. In technical fields, automotive interiors and industrial fabrics share the same requirements for light- and wash-fastness, which our S-3GFL supports. Over the years, we’ve seen usage expand into digital textile printing and high-speed inkjet systems. Floatation behavior and stability in the dye bath keep sharp outlines through fast runs, allowing printers to broaden the range of patterns and intensities without new process headaches.
Our S-3GFL model represents much more than a registry or batch number. It signals repeatability and precision in the color house. Every production lot we ship gets tested for tinctorial strength, solubility, pH, and dispersibility. During audits and factory visits, partners ask us not just for paperwork, but direct visual proof of color stays true across batches and machines. It’s easy to say quality matters; it’s harder to keep long-term contracts coming without the numbers to back it up. S-3GFL’s real-world values reflect a deeply invested process, linking every kilogram shipped to a defined chemical fingerprint, so spinners and printers can match spec sheets with what arrives on the pallet.
A persistent question in this industry: What separates S-3GFL from any old Red 60, Red 72, or Red 73? From our experience, not all reds deliver the same behavior in the dye bath or final textile. Cheaper grades sometimes deliver a shadowy hue or shift tone after heat setting. S-3GFL brings a special molecular backbone that resists forced migration, improving sharpness in printing and lessening the risk of bleeding between color blocks. In atmospheric jet dyeing runs, users reported easier filtration and lower machine fouling—operations see less downtime and maintenance costs. The color shade tips toward a rich, balanced red that plays well with both dark and pastel formulations. This reliability has earned it a spot in core programs, not just as a “substitute” but as a standard.
Several technical discussions tend to focus on the broad numbers: C.I. number, molar mass, recommended pH range, thermal application window. In practice, what customers asked for was transparency about how these figures affect run-to-run process work. The S-3GFL grade consistently measures within a tight strength window, cutting the need for constant recalibration. Viscosity in both dry and liquid dispersions keeps up with today’s faster, hotter processes. Our development teams integrate incoming customer data on fiber blends, water quality, and auxiliary compatibility, using this information to fine-tune raw material inputs and process adjustments. The practical side shows up as fewer complaints about streaks, exhaust variations, or slow color build. This focus on end-to-end usability sets the product apart from others marketed purely on price or number of shades in a sample book.
Our chemical engineers and quality managers spend time in partner plants and own facilities to see firsthand how colorists interact with S-3GFL compared to other reds. Over the years, common issues have been identified: plugging of filtration systems, dustiness during dry handling, unanticipated side reactions during padding or exhaust dyeing. We direct feedback into continuous improvement. Dust suppression agents in granules, improvements to slurry stability, and steady review of dispersant compatibility all came from responding to operator observations. For us, “good enough” never quite fits, since batches showing unexpected results or handling headaches often cause ripples up and down the supply stream.
Stakeholders across textiles increasingly ask about environmental profile—not just what goes in, but what comes out at effluent. Scrutiny lands hard on disperse dyes, since legacy products sometimes leave residues or break down into problematic byproducts. We took this challenge as a call to review synthesis steps in our S-3GFL manufacturing. Synthetic route optimization dropped energy intensity and raw material waste. S-3GFL’s high application efficiency means dyehouse operators can achieve vivid results with lower dosages, decreasing overall chemical load per meter of fabric. Installations with advanced effluent treatment appreciate our dye’s low auxiliary chemical byproduct footprint. This direction required patience and capital investment but brings returns as the textile supply chain faces increased inspection and regulatory demands.
For those running large or small dyehouses, every process step that can be de-bugged and simplified drops costs and headaches. Our S-3GFL, with its robust compatibility across additives and processes, reduces the guesswork in recipe formulation. Technical teams in mills don’t need to scramble for new pH adjusters, auxiliary dispersants, or clean-up routines every time shade or fiber count shifts. Less trial and error means improved overall plant efficiency. Multiple customers reported savings not only in the direct cost of dye, but in reduced re-dyeing requirements, less fiber loss, and fewer labor hours solving “ghost” shade issues. These workplace-level wins build loyalty and help us understand which pain points to address next.
Innovation cycles keep shortening in textiles. Performance wear needs more demanding dyeing; home textiles expect resilience against both sun and stain. With changing consumer demands, the chemistry of color delivery can’t stand still. We keep updating analytical protocols, closely tracking how S-3GFL interacts with new fiber blends and post-finishing chemistries. Our technical support group often sits in on customer trials, sharing both test results and hands-on protocols for accurate, reproducible outcomes. Print houses moving into digital applications have leveraged our experience on how to pre-treat fabric and set steam or heat patterns to lock reds without migration. S-3GFL adapts to these evolutions, supporting pattern clarity, edge sharpness, and color yield across the innovation curve.
Textile chemicals are regulated tightly—permitted substances, migration limits, and labeling accuracy dominate audits. We work with both internal lab teams and third-party experts to keep S-3GFL below regulated limits for restricted substances and amines. Customers brought concerns about market-entry to us—especially those exporting into North America or the EU—leading us to double down on batch documentation, traceability, and accessible test results. Whether for OEKO-TEX, REACH, or other frameworks, we share relevant compliance data and test outcomes so production and procurement teams do not get sandbagged during certification processes. S-3GFL’s clean compositional profile has helped many partners secure approvals and maintain customer confidence.
Being rooted in manufacturing, partnerships take on a different meaning than being just a link in a supply chain. We engage in on-site troubleshooting when problems come up, not just over email. Batch discrepancies, equipment compatibility, and integration with new auxiliaries lead to quick information exchange and field visits. Our teams go beyond shipping data sheets—users benefit from veteran dye chemists providing blend recommendations, color matching, and predictive adjustments for process variations. This direct connection fosters transparency and faster resolution of unexpected setbacks, a crucial need in just-in-time manufacturing.
Every claim about S-3GFL’s performance, from dispersibility to light fastness, comes from documented lab and mill trials—not just marketing language. Visitors to our application centers see side-by-side comparisons with competing products, showing real textile swatches after exposure to UV, high-temperature washing, and other test conditions. S-3GFL repeatedly displays superior performance under both accelerated and natural aging. Certainly, applications differ and require adjustment, but our goal centers on building data-backed confidence, not vague promises. Negative results are used as roadmaps to tweak synthesis and post-processing, steering quality decisions where it matters most: at the loom, vat, and finishing line.
Over the years, customer needs have shifted along with advances in textile engineering. Smart textiles, athletic wear, and technical materials pose fresh challenges for any dye manufacturer. S-3GFL’s adaptability grows from a commitment to listen, measure, and refine. Every plant trial, support ticket, or incident report brings us one step closer to next-generation standards in dye behavior and reliability. Our investments in laboratory infrastructure, rapid batch analysis, and staff training all feed back into making future production runs smoother and more predictable for dyehouses in every geography.
Seeing how Disperse Red S-3GFL performs in a real-world setting is the strongest argument for its value. Our dye comes from hundreds of adjustments, thousands of batch tests, and an ongoing conversation with the experts actually handling the dye—whether from behind a desk at the lab bench or running the vats and jets on the factory floor. This closeness to the work shapes how we define progress, measure reliability, and roll out the next improvements in color chemistry. With every order shipped, our promise stands: S-3GFL reflects not only targeted color performance but the sum of lived manufacturing experience, tested over decades and proven every day.