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HS Code |
179543 |
| Chemical Name | Disperse Orange 70 |
| Cas Number | 12223-33-5 |
| Molecular Formula | C17H17N3O3 |
| Molecular Weight | 311.34 g/mol |
| Appearance | Orange powder |
| Solubility | Insoluble in water, soluble in organic solvents |
| Melting Point | approx. 160°C |
| Application | Textile dyeing (synthetic fibers) |
| Color Index | Disperse Orange 70 (C.I. 111310) |
| Lightfastness | Good |
| Structure Type | Azo dye |
| Ec Number | 602-699-7 |
As an accredited Disperse Orange 70 factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Disperse Orange 70 is packaged in a 25 kg tightly sealed fiber drum with inner plastic lining, labeled with product and hazard information. |
| Shipping | **Disperse Orange 70** is shipped in tightly sealed, labeled containers such as fiber drums or bags, ensuring protection from moisture and contamination. Proper documentation and hazard labels are required. The shipment should comply with local and international regulations for transport, avoiding exposure to extreme temperatures, sunlight, and incompatible substances. |
| Storage | Disperse Orange 70 should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and sources of ignition. Keep the container tightly closed and avoid exposure to moisture. Store separately from incompatible substances such as strong oxidizing agents. Ensure proper labelling and handling to prevent spills and contamination. Follow local regulations for storage conditions. |
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Purity 98%: Disperse Orange 70 with 98% purity is used in polyester fabric dyeing, where it ensures vibrant shade consistency and excellent color fastness. Melting Point 199°C: Disperse Orange 70 featuring a melting point of 199°C is used in high-temperature dyeing processes, where it provides superior dye fixation and thermal stability. Particle Size <5 μm: Disperse Orange 70 with a particle size below 5 micrometers is used in microencapsulated dye formulations, where it enhances uniform dispersion and reduces fabric streaking. Sublimation Stability 210°C: Disperse Orange 70 with sublimation stability up to 210°C is used in sublimation printing inks, where it delivers sharp image definition and minimal color migration. Light Fastness Grade 5: Disperse Orange 70 rated with light fastness grade 5 is used in automotive textiles, where it ensures durable color retention under extended UV exposure. Dispersibility Index 90%: Disperse Orange 70 with a dispersibility index of 90% is used in continuous dyeing machines, where it achieves rapid dissolution and uniform dye uptake. |
Competitive Disperse Orange 70 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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Working with Disperse Orange 70 starts well before any drum rolls out of the factory. Our team understands what textile houses expect when they ask for a disperse dye, and we have years of experience tailoring our craft to deliver that. This orange shade, known by its model as Disperse Orange 70, came up out of practical demand. We chose to focus on this dyestuff for its consistent shade, solid reproducibility, and performance in high-speed polyester dyeing, especially for direct application on fabrics that need true-to-swatch vibrance and stability in the final goods.
While some colorists compare this dye with other oranges, there are details that only come out in tight production. Shade strength, migration, and build-up on polyester play key roles on the shop floor. We run batches at small and bulk scales, and always check how the dye bath plays against typical water qualities, after-treatments, and auxiliary chemicals used downstream. In production, getting repeatable depth and handle without pushing the bath outside normal pH limits makes a difference. Disperse Orange 70 stands out in settings where high exhaustion and low staining of secondary fibers matter, such as polyester blends that run alongside pale or reactive shades. This matters most for spinning houses and wovens mills where lines run long and downtimes cut into margins.
We run technical controls on every lot, and quality is checked against an internal standard that draws from years of feedback from both domestic and overseas partners. We care about shade strength, tone consistency, and solubility profile. If a dye does not level out in a bath or presents with erratic migration, production teams hit snags with side-to-side or end-to-end differences in finished goods. With Disperse Orange 70, even under tighter liquor ratios and faster cycles, the results stay consistent, saving time and reducing the burden on reworks.
Polyester, with all its advantages, is not the easiest fiber for bright colors. Take the classic demand for a rich tangerine shade on a range of synthetic substrates, from sportswear knits to heavier outerwear. Not all orange dyes can deliver robust color without picking up unevenness or turning muddy during heat treatment. We saw this firsthand in trials with other disperse oranges, where temperature ramp-ups showed minor shade drops or streaking. Disperse Orange 70 landed as a reliable answer for several reasons. Customers care about the color’s fastness to washing and light, since retail products reach a broad user base exposed to real-life conditions that cannot be replicated in a lab environment.
Our manufacturing steps for Disperse Orange 70 focus on particle size optimization. Oversized granules tend to cause specky deposits on fabrics or uneven penetration. Through close control at the pulverization and spray-drying stages, we maintain a range that ensures good dispersion and coverage even in low-energy dye baths. This is particularly important for automated lines where temperature and agitation are dialed for efficiency, not lab-scale perfection. As feedback from multiple production partners came in, shade build-up and good affinity for microfibers and filament polyesters were noted as real advantages.
In the field, especially among customers working with high-throughput dyeing machines, Disperse Orange 70 lets operators keep to tighter schedules and higher liquor ratios. This translates directly to faster changeovers and lower operating costs per ton of fabric. For customers running critical-color lines, the shade’s ability to remain stable after reduction clearing and standard post-treatment cycles means less guesswork. Those responsible for shade matching and lot approval appreciate a predictable outcome, not just for one batch but over the course of a year or more.
We have built our production system to reflect feedback from the textile industry. High-quality dyes do not come from a formula alone. Each stage, starting from raw material selection through milling, blending, dispersant optimization, to drying and packaging, affects performance on the production floor. We invested heavily in controlling particle size and purity, since variations here cause visible problems down the line, on both high-speed dyeing machines and manual batch processes. Keeping our quality team in the loop about market complaints, machine downtime, and textile processor feedback lets us update our processes and documentation in real time.
Technologists in our lab monitor every batch for shade, solubility, dispersion, and purity, focusing on those parameters that translate to less rework for our customers. In real-world polyester dyeing, sediment can gum up lines or clog filters. Disperse Orange 70 is processed so sediment formation is minimal, even on extended baths or in recirculating systems. The upshot? More up-time, fewer stoppages, and lower filter replacement costs.
Any shift in raw material supply is quickly reflected in control documentation. Real troubleshooting does not happen sitting at a desk, but by walking the lines and troubleshooting right along with customer staff. If any quality deviation shows up, we trace it directly back to a root cause that we can correct at the plant. This responsiveness has let us build long-term partnerships with customers from local dye-houses to export-focused knits operations.
Choosing Disperse Orange 70 over generic counterparts is about more than specifications. In side-by-side comparison trials, several commercial-grade orange disperse dyes ran into issues at higher dye loading levels: visible migration, patchy build-up, and lower gloss. Our product is refined so that even in saturated or deep tones, handlers report smoother fabric and cleaner finishes. This comes from a combination of careful blending, particle engineering, and dispersant selection, giving a tight control over levelling and penetration.
Some dyehouses ask if there’s a difference in performance during heat-setting and thermosol processes. Disperse Orange 70 resists dulling under those cycles, and operators appreciate the fact that less correction is needed in post-dyeing. For rotary machines and jiggers, the product behaves predictably, producing fewer uneven dyeings across entire lots, an outcome noted in QA data submitted by multiple customers.
Environmental expectations also come up more now than ever. Textile processors pushing for lower effluent loads choose disperse dyes with lower free dispersant and salts. Our recipe for Disperse Orange 70, refined over many production cycles, has allowed customers to meet regulatory benchmarks more comfortably, whether for local discharge permits or overseas retail compliance checks.
We don’t cut corners on rinseability or after-treatment residues. Dyes with excessive surfactant loads may help short-term leveling, but at scale, they promote foam, tackiness, and buildup in equipment. We keep the additives at functional but minimal levels, balancing ease of use with plant cleanliness. End users report less soiling and fouling in critical areas like nozzles, pumps, and heat exchangers.
While the textbook use of Disperse Orange 70 is polyester dyeing, field experience shows a wide range of end applications. From lightweight cycling jerseys to heavy event banners, the color maintains its brilliance under varying stress and wash cycles. Many mills blend Disperse Orange 70 with other hues for custom shades, and its compatibility with direct blending has supported trend-driven product launches. In upholstery mills, color permanence receives strict checks. After multiple home washing cycles and sunlight exposure, fabrics retain brightness, which supports longer replacement cycles and greater customer satisfaction.
In specialized printing, such as transfer printing on synthetic flags or technical sportswear, orange shades commonly blur or lose intensity after heat-fixation. Our version holds tonal fidelity thanks to optimized particle size and engineered dispersant systems. This comes up often for large-format fabric converters serving export markets, where color shifting can knock entire shipments off schedule.
Auto interiors, luggage, and outdoor gear designers have also adopted Disperse Orange 70 where colorfastness and weather resistance are non-negotiable. Some of the largest regional textile finishers consistently specify our product for goods aimed at these high-wear categories, thanks to real results across several years of trial and field use.
Textile markets do not stand still. Designers’ color directions change. Mill owners juggle cost and reliability in supply chains. Regulations evolve year to year. By taking in feedback from printers, dyers, and finishers—sometimes even sales complaints about shade drift or migration—we keep the process responsive. Our plant management responds to actionable problems, such as requests for specific tone adjustments or batch-to-batch consistency improvements, by direct technical engagement and real-time process changes.
Quarterly reviews in our QA lab involve technical people, not just managers. We sit down with swatches from the field, production sheets, complaint logs, and even photos from customer lines to look for trends. Each time a pattern emerges—be it bath stability under different cities’ water, or handling on specific fabrics—we communicate with both lab staff and machine operators about what adjustments have real-world impact. This closing of the feedback loop is the backbone of continuous product quality.
Supply reliability also matters. Long-term customers remember market squeezes and holiday periods when hundreds of tons of fabric need dyeing but supply chains hiccup or go tight. We keep a robust raw material network and buffer inventory for Disperse Orange 70, minimizing delays. Our blend trains always run trials before upscaling a new batch for shipment, catching issues before they leave the factory gates.
As more global brands demand traceability and lower environmental load from their supply chain, we support audits and sample tracebacks for Disperse Orange 70. Full process transparency has become a basic expectation. We open up our lab and process records to third-party audits, host tours for mill technical staff, and send samples for pre-market wash and lightfastness tests to certify the results for customers aiming at strict retail specs.
Responsibility starts with chemistry but extends to post-manufacture handling. We support our customers as they investigate ways to stretch lifecycles or meet recycled content criteria, offering technical support for blend dyeing trials or greener after-treatment agents. Some mill engineers began using lower-liquor methods and closed-loop rinsing based on our recommendations, reporting efficiency gains and easier wastewater treatment downstream.
In short, we don’t see Disperse Orange 70 as just a commodity item or a line in a catalog. For us, each drum carries a history of technical work, feedback, and problem-solving rooted in actual manufacturing. We build on honest feedback from the field, use factual control and adjustments, and stick to solutions that work on the ground.
The result is a product that supports operators as they handle complex, fast-paced dyeing lines, end-users who want brilliant lasting color, and stakeholders across the textile value chain who need solutions that work in the real world, not just under a microscope.