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HS Code |
399933 |
| Product Name | Disperse Orange SE-B |
| Chemical Class | Disperse Dye |
| Appearance | Orange powder |
| Cas Number | 12223-33-5 |
| Molecular Formula | C12H10N4O2 |
| Molecular Weight | 242.23 g/mol |
| Solubility | Insoluble in water, soluble in some organic solvents |
| Application | Polyester fiber dyeing |
| Melting Point | Above 150°C |
| Light Fastness | Moderate to good |
| Shade | Bright orange |
| Storage | Keep tightly sealed in a cool, dry place |
| Safety Classification | Handle with protective equipment |
As an accredited Disperse Orange SE-B factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Disperse Orange SE-B is packaged in a 25 kg fiber drum with secure inner polyethylene lining, clearly labeled for industrial use. |
| Shipping | **Shipping Description for Disperse Orange SE-B:** Disperse Orange SE-B should be shipped in tightly sealed, labeled containers, protected from moisture and direct sunlight. Transport in accordance with local, national, and international regulations for non-hazardous dyes. Handle with care to avoid spills or dust generation. Ensure proper documentation accompanies the shipment. |
| Storage | Disperse Orange SE-B should be stored in a tightly sealed container in a cool, dry, well-ventilated area away from heat, ignition sources, and incompatible substances such as strong oxidizing agents. Protect from direct sunlight and moisture. Ensure proper labeling and keep out of reach of unauthorized personnel. Follow local regulations for chemical storage and periodically inspect for leaks or deterioration. |
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Purity 98%: Disperse Orange SE-B with purity 98% is used in polyester dyeing, where enhanced color strength and reproducibility are achieved. Particle size 1 micron: Disperse Orange SE-B with particle size 1 micron is used in digital textile printing, where uniform dispersion ensures sharp image definition. Melting point 190°C: Disperse Orange SE-B with melting point 190°C is used in high-temperature jet dyeing, where stable coloration is maintained under severe thermal conditions. Light fastness grade 5: Disperse Orange SE-B with light fastness grade 5 is used in automotive interior textiles, where sustained color integrity under sunlight exposure is critical. Stability temperature 140°C: Disperse Orange SE-B with stability temperature 140°C is used in continuous dyeing processes, where reliable performance is required at elevated processing temperatures. Dispersion stability 24 hours: Disperse Orange SE-B with dispersion stability of 24 hours is used in ink formulation, where consistent particle suspension minimizes clogging and application defects. Molecular weight 310 g/mol: Disperse Orange SE-B with molecular weight 310 g/mol is used in fiber blending applications, where rapid dye uptake and penetration provide uniform shade distribution. |
Competitive Disperse Orange SE-B 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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Disperse Orange SE-B represents the culmination of continuous adjustments tracked over years of hands-on experience in actual dye production. We craft every batch directly on site, carefully refining the dye’s shade and particle stability to meet the real needs of customers running high-speed polyester lines. Forget the paint-by-numbers descriptions. People who use our Disperse Orange SE-B in their process notice the results: excellent dyebath dispersion, fast development, and consistent color depth across runs. We do not farm this out; each drum comes straight from our mixing vessels, backed by our own team who oversee every production stage.
The SE-B variant emerged from direct feedback at the dye house and mill, not from a generic catalog. Standard content exceeds 98% pure dye based on HPLC dilution testing performed in-house. Granule size averages between 1.5 to 3 microns; finer dispersions pass through pressure filters used on both rotary and jet dyeing equipment. Since we built Disperse Orange SE-B for batch and continuous dyeing of polyester fibers, its heat stability stands up to higher temperatures and rapid liquor exchanges—qualities rarely matched by older formulas. This is not theoretical. We monitor stability and shade by checking sample retainers before every new lot is shipped, and we record customer complaints (and compliments) direct to our internal tracking software.
Moisture content stays below 1% thanks to a closed-loop drying system that runs as part of our finishing line. This step matters, especially for mills storing material in humid climates. Customers have told us that older powders can cake or clog feeders; by drying in controlled air, we keep pourability and reduce delays from line stoppages. Our SE-B model runs through optical inspection and strength testing twice—once at the dispersant addition stage and again after spray drying. That way, we avoid shade deviation and settlement, which hit hardest when customers scale up for bulk dyeing.
A product only leaves our gate when it meets the standards we have built into it from years on the production floor. We see competitors push similar colors, but many skip refinement steps or source raw ingredients from unreliable suppliers. That trap causes pigments to drift in tone or bulk blends to shed particles that clog nozzles. Using Disperse Orange SE-B, mills hit target shades across large lots without re-dyeing and do not face as much equipment cleaning between batches. We attribute this to our choice of high-grade intermediates and to a filtration step that keeps out oversized contaminants.
Lab evaluations mean little without context from real use. We test every production lot on fabric swatches from both woven and knitted polyester, running right there in the dyehouse lab. Feedback from users helps us tweak the buffer ratio and dispersant package. We do not alter these ingredients chasing price reductions, so SE-B provides the same performance month after month. This gets reflected on the mill floor, where operators comment that color matching stays true and dyeing performance tracks what the printout promises.
Anyone who has operated a dyeing or printing process knows the headaches when dye particles agglomerate or shade varies across the fabric width. Over the years, customers facing strict quality audits for export textiles have put Disperse Orange SE-B into demanding programs—kids’ clothing, sportswear, flags, automotive linings. The real measure: very low levels of reprocessing needed after dyeing, measured as a drop in labor and auxiliary chemical usage. This is not only what keeps their budgets in check, but also what drives repeat business back through our gates.
Disperse dyes never operate in a vacuum. Each polyester or acetate fabric, be it lightweight tricot or heavy denier canvas, takes color at different rates. SE-B’s formulation compensates for these by balancing dispersibility and heat-fading resistance. Shade remains bright without creeping brown tones after heat setting or sunlight exposure.
We regularly receive swatch returns from end users, showing samples after repeated wash cycles and ironing. Physical and chemical stability show up in fading rates—SE-B ranks in the higher tiers for colorfastness both in water and under exposure to light. These are not numbers pulled from brochures; rather, they are values we verify on internal equipment, checked against international fastness standards. If a shade begins to slip or a customer finds less depth than usual in their mill application, our technical staff visit and re-inspect both their process water and environmental controls. That ongoing cooperation lets us pinpoint improvements, not just push more product.
Every batch comes from local synthesis and blending at our own site, using only intermediates traced to reliable suppliers. To make sure nothing shifts in transit or storage, we add a moisture-resistant package and use cartons with integral liners. Packers close and inspect every unit before sealing, and we run periodic audits to gauge inventory turnover. These habits grew out of direct feedback from both domestic and export partners who faced issues with splintered cartons or older, poorly sealed dye drums. Careful packaging is just as central to our work as chemical synthesis.
Occasionally, customers return to us after trying alternative sources—sometimes lured by apparent cost savings, sometimes by new sales pitches. They come back citing inconsistent lot color or downtime caused by clumping. No mixer or disperser fixes a poorly made dye; the process starts with the manufacturer, not the last user. We commit to maintaining both shade and particle size because machine time is expensive and staff time even more so.
Choosing a disperse orange dye goes beyond which lot is available at the lowest price. We have run comparison trials with several other disperse orange models, including ones from volume-focused competitors who shave cost by lowering dye content or bulking with dispersants. These adjustments shave fractions off production bills in the short run. The outcome: batch-to-batch color inconsistency and, at times, persistent fabric staining or tail-end spotting.
Disperse Orange SE-B addresses these headaches with high purity and no hidden fillers. The color stays clean and bold, thanks to not being diluted by overblended dispersants or buffering agents. By controlling how we neutralize and dry the dye, we prevent off-odors—an issue that sometimes plagues bulk imports from less stringent sources.
We understand how different finishing additives or auxiliary compounds impact dye pick-up. SE-B counters typical polyester problems—uneven penetration and migration marks—by sticking to a single, tested dispersant backbone. Other orange dyes, marketed as alternatives, often change base chemicals or colors to suit whatever is cheapest that week, not what gives mills consistent process outcomes.
Borrowing from those manufacturing insights, our operators keep process logs and match every raw input back to a lot code for traceability. If a customer notes a performance issue with a specific SE-B lot, we troubleshoot from their batch register down to our own mixing and filtration step. This stands apart from practices at bulk warehouses or consolidators, who often have to check with multiple suppliers to trace a fault.
During two decades of direct production, we’ve resisted chasing fads. New dispersant ideas float through the market, some promising easier blending or faster leveling, but every short-term cost cut seems to catch up later in off-spec batches or excessive downtime for line cleaning. Our own maintenance staff have recounted cases where switching away from SE-B caused pump blockages and required more frequent filter changes.
The best manufacturing outcomes, according to feedback from textile engineers, come when the chemistry stays consistent and batch records match up every time. Our foremen keep historical lot runs and calibration logs, and we feed this data back into any process change, rather than making tweaks aimed only at shaving cost. While some newcomers tout ever-greater economic blends, we hear from plant managers that it’s the downtime, labor, and water required for re-dyeing that hit hardest to the bottom line. SE-B was built and continues to be refined by listening to those on the floor, not by reading industry white papers alone.
Testing carries real meaning here, because it happens daily and on actual production-sized batches, rather than just in a small lab corner. Our staff run QC samples at full dye concentrations, then check wash and rub fastness with commonly available detergents and actual local water samples. Rather than relying solely on specification tables, we return periodically to core-shade panels and aging tests, seeing how the product endures through sun fading, humid storage, and repeated autoclave use.
End users in textile hubs have shared how differences among disperse orange products show up in their most demanding applications—anything from digital printing for banners to high-moisture garment dyeing. SE-B continues to perform after heat pressing, maintaining both brilliance and migration resistance, without showing excessive fading from exposure. That’s what makes the dye reliable for our current clients. It’s this sort of testing, over cycles and under actual mill conditions, that keeps applications engineers coming back for product advice instead of just reading data sheets.
Feedback from operators matter more than glossy sell sheets, based on our experience. Many mills judge dye value by the ease of cleanup, washdown, and the need for second-pass treatment. Our SE-B dye remains free-flowing even after weeks in storage, which caught attention in customer factories experiencing fluctuating climate conditions. Technical teams have noted that switching to SE-B reduced the average turnover time between fabric lots, as well as problems encountered during high-liquor-ratio dyeing on jet machines.
Feedback flows both ways—where a processing line faces specific local wastewater regulations, we share both our own effluent management insights and technical details about carrier and dispersant selection. That helps customers safely run the dye house without compromising on regulatory compliance or operator safety.
Seasoned users recognize that not all orange disperse dyes are interchangeable. Technical differences become apparent in repeated cycles and long production runs, not just early lab dips. For our part, we make a point of visiting partner mills, not just phone-checking results afterwards. We listen as supervisors describe flow rates and steam injection patterns, and carry those technical adjustments back into both the base-dye synthesis and final application formulations.
Cases have arisen where a customer’s water quality or process auxiliaries shifted, suddenly affecting shade depth or dye uptake rate. We join them onsite, drawing water and making on-the-spot adjustments to dispersant blends or buffer ratios to fine-tune the SE-B dye to their unique plant setup. No customer is expected to simply adapt to a fixed formula; we adapt our process in cooperation, based on tangible evidence and field-trial performance.
Manufacturing dye responsibly goes beyond meeting mere lintel regulations. We document each batch for residual free amine and other trace impurities, based both on internal standards and requests from eco-textile auditors. Over the years, we have changed key process solvents and filtering aids after testing how these impacted both effluent profiles and product consistency. Cost sometimes goes up with better handling, but the result is a cleaner, more reliable dye delivered to our customers, and less worry over regulatory audits.
We have implemented closed-loop water recycling and installed emission reduction systems in response to customer dialogue, not just central government rules. Because many of our export partners certify materials through voluntary testing as well, SE-B holds up well under scrutiny for both heavy metal presence and AOX content. When a customer approaches us with new environmental requirements, including nonylphenol restrictions or tight VOC ceilings, we pull our own lab records and can show them historical trend lines, rather than relying on third-party assurances.
When working with us, mills reach out directly to in-house chemists and operators—not third-party sales teams trained mainly in product names. We walk them through each process step or tweak loading ratios when a particular fabric or machinery type proves challenging. If results do not match expectations, our team visits facilities, brings new test lots in person, and tracks variables through the whole chain—from raw water quality and boiler setup through to finishing and packaging.
In cases where adjustments prove necessary, feedback from those visits feeds directly back into manufacturing. Often a customer’s challenge—say, needing higher build in a deep orange for sportswear—results in a subtle shift to the mix on our line, which we then test rigorously before re-issuing to all similarly situated clients. This practice turns customer feedback into direct improvements and eliminates much of the back-and-forth industry guesswork that adds to cost and uncertainty.
Across our operation, the lessons learned from making and handling disperse dyes, especially Disperse Orange SE-B, shape every batch sent out the door. We do not treat this as just another catalog entry, but as a core working product, tuned and tested alongside our own staff and our partners in the field. Consistency, feedback, direct process attention—these shape our work, and keep mills returning for reliable, supported color outcomes.