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HS Code |
976694 |
| Name | Acid Blue 284 |
| Cas Number | 12220-52-9 |
| Chemical Formula | C33H24N6Na4O12S4 |
| Molecular Weight | 900.85 g/mol |
| Appearance | Blue powder |
| Solubility | Soluble in water |
| Dye Class | Acid dye |
| Usage | Dyeing of wool, silk, and polyamide fibers |
| Maximum Absorption Wavelength | 607 nm |
| Ec Number | 235-440-1 |
| Synonyms | Acid Blue 284, C.I. 12905 |
| C I Number | 12905 |
As an accredited Acid Blue 284 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Acid Blue 284 is packaged in a sealed, labeled 500g HDPE bottle, featuring hazard symbols and clear handling instructions. |
| Shipping | Acid Blue 284 should be shipped in secure, tightly sealed containers, protected from moisture and strong oxidizers. Transport should comply with relevant regulations for chemicals, ensuring proper labeling and documentation. Store and ship in a cool, dry place away from incompatible substances to prevent leakage or environmental contamination. Handle with care. |
| Storage | **Acid Blue 284** should be stored in a tightly closed container in a cool, dry, and well-ventilated area, away from incompatible substances such as oxidizing agents. Keep it protected from moisture, heat, and direct sunlight. Use corrosion-resistant containers and avoid creating dust. Label the storage container clearly, and ensure access is limited to trained personnel for safe handling. |
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Purity 98%: Acid Blue 284 with purity 98% is used in textile fiber dyeing, where it ensures vibrant and uniform coloration with high wash fastness. Molecular Weight 690.74 g/mol: Acid Blue 284 of molecular weight 690.74 g/mol is used in wool fabric printing, where it delivers consistent shade reproducibility and depth. Aqueous Solubility 30 g/L: Acid Blue 284 with aqueous solubility 30 g/L is used in leather dyeing applications, where it achieves rapid dye uptake and even surface coverage. pH Stability Range 4-6: Acid Blue 284 stable within pH range 4-6 is used in silk dye baths, where it maintains color integrity and fastness during acidic processing. Light Fastness Grade 5: Acid Blue 284 with light fastness grade 5 is used in upholstery textile finishing, where it enhances durability and resistance to fading under exposure to sunlight. Melting Point 210°C: Acid Blue 284 with melting point 210°C is used in the formulation of color concentrates for plastic resins, where it provides thermal stability and uniform pigment dispersion. Particle Size 10 microns: Acid Blue 284 with particle size 10 microns is used for inkjet ink manufacturing, where it ensures smooth printing and minimizes nozzle clogging. |
Competitive Acid Blue 284 prices that fit your budget—flexible terms and customized quotes for every order.
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Tel: +8615365186327
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Every production run has its own rhythms, and the right dyes make a noticeable difference in stability and output. Acid Blue 284 sits among our most relied-upon acid dyes for textiles, paper, and leather processing. After years of refining the synthesis, our team has seen how this product stacks up against similar acid blues. A confident selection comes down to color strength, reproducibility, and, as always, trouble-free dispersal through varied applications.
Plenty of customers want consistent shade and fastness—nobody wants surprises on their shipment or seeing uneven color after steaming. Acid Blue 284 earns its place due to strong compatibility with wool, nylon, and silk, along with good resistance to washing and light. We keep strict batch controls to keep the shade deep and bright every single time. Feedback from our in-house dyeing lab and from long-term partners with continuous-dyeing setups gives us practical evidence of fast leveling and penetration. This kind of performance streamlines dyeing schedules, saving steam and energy because there’s no guesswork or repeat work. In textile mills and finishing lines where every hour matters, that reliability means fewer shutdowns and far less material waste.
Acid Blue 284, also known by its CI number 10436, stands apart with its vibrant deep blue hue and clean shade. The product appears as a dark powder, and the packing process keeps it dry and free-running. Our standard moisture threshold, kept below 2% during production, helps avoid caking in both summer and winter storage. Particle size impacts dispersal and we deliver a consistently ground product for fast mixing—even in high-viscosity liquor or automated batch dispensers.
Every shipment includes a certificate of analysis, but more importantly, our technical team runs routine checks for both colorimetric value and solubility. Even with strong demand, we’ve kept the purity consistently above 96% active dye content, removing much of the complication that comes from excess fillers or unreacted intermediates. Our quality control systems favor practical results over just spec sheets; the controls ensure the product dissolves evenly without leaving residues on machinery or fabrics.
Scaling up Acid Blue 284 from lab to full-scale reactors came with its own learning curve. Raw material choice and handling during diazotization are critical—one small slip clouds the color or drops fastness below the strict textile standards our clients use. Automated pH monitoring and careful control of addition sequences let us fine-tune yield and keep waste minimal. Wastewater treatment, a key concern for any dye producer, gets close attention; we invested in advanced filters and neutralization tanks early on, balancing compliance with cost savings and safer water release. By keeping a close eye on input purity and reaction temperature, we deliver a stable output, batch after batch.
The bulk of Acid Blue 284 goes to large textile dye houses and finishing plants, with smaller quantities used by specialty paper coaters and chrome-free leather tanning operations. Wool and nylon workers depend on its richness and penetration, which means better results in level dyeing and less overshading. Printed textiles benefit from its clean outline and minimal feathering, reducing misprints and boosting output per hour. We see growing demand in high-speed jet and pad dyeing, thanks to its solubility and strong migration to fiber. Printworks get reliable color, whether for solid background shades or precise pattern details.
Leather finishing lines opt for Acid Blue 284 to achieve luxury-grade stylish blues in shoes and bags without color drift during after-treatments. As sustainability concerns grow, some tanners switch to processes with less salt and fewer auxiliaries; Acid Blue 284 handles these with no loss in brilliance. Specialty paper manufacturers value its good bleed control and the fact that the blue stays stable even under UV lamps during curing or embossing.
Other acid blues—like Acid Blue 113, Acid Blue 9, or Acid Blue 62—each come with their own strengths. On the floor, the dividing line often shows up in shade intensity and repeatability. Acid Blue 284 brings a deep, greenish-blue, more saturated than many similar products, especially once the finishing touches hit. Acid Blue 9 has its place for paler shades or for food-contact grades, but its light fastness and fabric penetration do not match those of Acid Blue 284.
Some competitors reduce cost by bulking acid dyes with salts or extenders, banking on buyers overlooking reduced performance. We prefer to focus on dye strength and purity to avoid later issues that show up in the dyeing process: lower build-up and clouding, not to mention blocked filters and dye jigs. Experience shows that Acid Blue 284 keeps its color even under hard water conditions or in the presence of typical auxiliary chemicals. Factory managers often return to Acid Blue 284 after trying other acid blues, especially when aiming for uniform production runs.
One significant technical point involves exhaust dyeing. Acid Blue 62 or Acid Blue 80 can release too quickly in some rapid-dye cycles, causing streaks and irregular build-up. Acid Blue 284 releases at a better rate for most modern machines, giving greater control over leveling and less risk of re-dye. This saves both water and time, and for high-end applications such as automotive upholstery or branded sports apparel, it means fewer rejected lots.
Storage and handling suit the realities faced by operators and mixers in the plant. Our drum and bag packaging withstands rough handling and transit. Dry, caked dye blocks the flow and gums up feeders, so every batch of Acid Blue 284 goes through humidity control and anti-caking checks right before sealing. Operators have told us this small detail cuts down on downtime for hopper cleaning or manual feeding.
Direct feedback shapes how we improve not just the product but the documentation and support. Our guides do not rely only on theoretical advice—the tips come from real troubleshooting. For instance, advice about liquor ratio, acidity, and temperature range for optimal color build-up comes from in-plant trials and customer dye runs. Our technical support takes dyehouse realities into account—batch irregularities, unexpected water quality changes, and higher throughput pushes.
Handling dyes demands strict attention to safety for workers and local communities. We source key raw materials with traceability to avoid contamination from banned aromatic amines. As environmental rules change, especially in Europe and North America, we test for restricted substances through every batch and invest in better dust suppression at filling and loading points. Our real focus is keeping exposure below occupational limits, not just ticking boxes on a checklist.
We understand many of our partners now face wastewater restrictions and pressure to cut chemical oxygen demand in their effluents. Acid Blue 284 fits well in closed-loop and zero-discharge dye houses, and it responds to modern dye-bath recycling and ion-exchange-based clean-up. This flexibility means less regulatory paperwork, fewer fines, and easier local outreach for dyehouse managers. From our end, effluent monitoring and pigment residue capture keep our own plant lean and our license secure year after year.
In dye manufacturing, peak seasons shape most of our year. Textile schedules mean large, time-sensitive orders. End-users want fast turnaround—often only a week or less from booking to bulk ship-out. Acid Blue 284 achieves both: responsive manufacturing and reliable storage behavior so customers get the same result no matter the batch number or production date. We keep buffer stock set aside for both export and domestic customers so local disruptions (port delays, weather, or trucking hold-ups) do not derail partner commitments.
We also see trends: branding demands for deep, vibrant blue shades in sportswear, packaging, or luxury leather lead to spikes in Acid Blue 284 orders. Our response includes ramping up reactor loads, but we never relax on quality, even if it costs a little more in overtime or night shifts. Our partnerships depend on this trust, and our feedback loops—lab reports, hotline questions, and site visits—shape how we invest in both process controls and capacity.
Acid Blue 284 finds its true color in proper use. For wool, acid dyeing at pH 4.0–5.0 with well-regulated heat rise gives the clearest tone. Drawing from field runs in plants from Southeast Asia to Central Europe, uniform shade comes from not just the right liquor ratio but also patient ramping during heating. Operators note its lower frothing—this cuts antifoam needs and reduces unexpected foam migration that causes uneven dyeing.
For industrial nylon, careful pre-treatment is important. Slightly acidic conditions work best—customers who try to over-acidify see some loss in brightness. In both continuous and batch setups, pre-disperse the dry powder in water, stirring thoroughly, before adding to the main bath. Skipping pre-dispersion wastes product and leads to spotty color. For deep shades, longer dwell times help; for lighter commercial shades, faster cycling brings out its clarity. We recommend regular filter checks—not because Acid Blue 284 clogs lines, but because in-house trials show that routine preventive maintenance beats emergency downtime.
In leather dyeing, finishers appreciate how Acid Blue 284 handles well with less chrome, fitting cleaner and more sustainable lines. Applying through drum-dyeing and spray finishing provides flexible workflow. With less tendency to stain hands and clothing in the workshop, operators get both safety and ease of clean-up. For specialty paper, we keep packaging tight and supply fineness adjusted to minimize float dust during high-speed blade equalizing, as end-customers care deeply about surface smoothness and print absorption.
Some users worry about shade drift between batches with acid dyes. With Acid Blue 284, matching accuracy stays below Delta E 1.2, proven over hundreds of batches and application trials—not just in our lab but also through customer feedback. This keeps corporate color libraries accurate, so brands maintain trust and end-users get products that stand out for the right reasons.
Chemical interactions with finishing agents or crosslinkers sometimes bring complications. For plants running complex finishes, our technical staff arrange on-site support and have hosted joint process optimizations to prevent migration or unexpected color dulling. This hands-on approach means more than just selling a bag—it extends into keeping lines running and finished goods within the spec limits, no matter how tight those limits become, especially in premium sectors.
The current state of chemical manufacturing demands open channels between producer and end-user. Real improvements come from shop floor conversations and reviewing dye runs, not just reference tables. We gather regular input at technical conferences but also through daily calls and troubleshooting emails. This brings forward practical advice, adjustments, and sometimes, new product grades.
During the past decade we’ve seen Acid Blue 284’s role grow. Customers appreciate honest conversation about both strengths and limits and our willingness to tweak grind, supply custom packaging, or even adjust the synthesis route as regulations shift. We build loyalty not through flashy claims but proven, traceable results. Continuous investment in staff training, modern reactors, and prompt after-sales help set our factory apart from those who simply trade or re-bag bulk dye.
Pressure to innovate has not let up. As machines speed up and batch sizes shift, our process must adapt. New deep blue shades in athletic textiles, creative leather trends, and the global shift to safer, lower-effluent processes drive our ongoing effort to refine Acid Blue 284. We look for ways to bring even more exactness to the product—sharper color repeatability, safer handling, and versatility in new industries.
As consumer trends go digital and brands cut lead times, the partnership between manufacturer and end-dyer matters even more. Acid Blue 284 reflects our collective experience and our insistence on practical, everyday value—not just in the bag, but on the bench, in production, and out in the finished product.
Acid Blue 284 stands as more than a shade card detail—it is a product shaped by years of manufacturing reality, input from those running the machines, and rigorous commitment to quality and responsibility. The path from raw starting material to highly finished blue reflects a team effort, hard-won technical lessons, and long cultivation of customer trust. It delivers a distinct blue that serves both traditional and modern industries, always clear, always vivid, batch after batch.