Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing admin@sinochem-nanjing.com 3389378665@qq.com
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Pinacryptol Yellow

    • Product Name Pinacryptol Yellow
    • Alias C.I. Pigment Yellow 1
    • Einecs 216-485-9
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    848868

    Cas Number 2761-89-7
    Molecular Formula C13H11NO4
    Molecular Weight 245.23 g/mol
    Iupac Name 4-(2,4-dinitrobenzylamino)phenol
    Appearance Yellow powder
    Melting Point 210-214 °C
    Solubility Soluble in ethanol, insoluble in water
    Synonyms Solvent Yellow 23, C.I. 11600
    Purity Typically ≥98%
    Storage Conditions Store tightly closed in a cool, dry place

    As an accredited Pinacryptol Yellow factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Pinacryptol Yellow is packaged in a sealed amber glass bottle containing 25 grams, labeled with hazard warnings and chemical identification.
    Shipping Pinacryptol Yellow is shipped in tightly sealed containers to prevent exposure to moisture and light. The packaging complies with chemical safety regulations, ensuring secure handling during transit. Appropriate hazard labels are included, and shipment is arranged via certified carriers specializing in chemicals, with all relevant documentation provided for safe and compliant delivery.
    Storage Pinacryptol Yellow should be stored in a tightly sealed container, away from light and moisture. Keep it in a cool, dry, and well-ventilated area, ideally at room temperature. Avoid storing it near incompatible substances such as strong oxidizing agents. Proper labeling and secure placement are essential to prevent accidental exposure or contamination. Always follow relevant safety guidelines and regulations.
    Application of Pinacryptol Yellow

    Applications of Pinacryptol Yellow in Industrial Manufacturing

    Pinacryptol Yellow serves as a key organic pigment for multiple high-value manufacturing sectors, offering precise shade control and chemical durability for demanding end-product requirements. Our factory supplies this raw material directly to established downstream industries where compliance and performance specifications are well-defined.

    1. Automotive Coatings and Refinish Systems

    OEM and refinish coat formulators use Pinacryptol Yellow to achieve brilliant, fade-resistant yellow and green shades in topcoats, primers, and detailing systems. Consistent dispersion stability supports automated high-speed mixing, enabling fine control over color matching. Pinacryptol Yellow's molecule withstands elevated bake temperatures and aggressive weathering, making it integral to exterior-grade paint systems for vehicles. Large automakers apply this pigment in both water-based and solvent-based resins for multi-coat automotive finishes where precise chromaticity and sunlight resistance must comply with tier-one supplier requirements.

    Industry compliance standards

    • ISO 12944-6:2018 (Protective Paint Systems for Industrial Use, Performance Requirements)
    • GMW 15049 (General Motors: Paint Color and Quality Specification)
    • REACH (EC 1907/2006) Pigment Safety Listing for Automotive Paints
    • VDA 621-415 (Automotive Coating Product Standard for German OEMs)

    Typical usage ratio

    • 0.5–7% pigment by weight in finished colorant dispersions; adjusted according to shade depth, vehicle color code, and coverage requirements

    Downstream process integration

    • Dispersed in mill-base before letdown with resin; added at pre-mix or bead milling stage according to specific formula for topcoats and basecoats

    Final product types

    • Passenger car topcoats and basecoats
    • Commercial vehicle paint systems
    • Automotive after-market touch-up and detailing paints
    • Motorcycle and recreational vehicle coatings

    2. High-Performance Printing Inks

    Commercial printers and ink manufacturers value Pinacryptol Yellow in flexographic and gravure printing for its brilliant shade, ink stability, and resistance to solvents/UV. This pigment enables stable formulations for demanding applications such as food packaging, shrink sleeves, and industrial labels. Consistent batch shade and low migration properties satisfy both visual branding and regulatory requirements. Ink chemists incorporate Pinacryptol Yellow into solvent-based, water-based, and UV-cured ink systems, providing packaging converters with reliable coloring agents.

    Industry compliance standards

    • EN 71-3 (Safety of Toys, migration of elements, for packaging print)
    • Swiss Ordinance on Materials and Articles (SR 817.023.21) for printing inks on food packaging
    • GMP Regulation (EU) No 2023/2006 for print manufacturing
    • EuPIA Exclusion Policy on Pigments for Food Contact

    Typical usage ratio

    • 2–15% pigment load in concentrated ink bases; ink makers adjust for print method, surface coverage, and end-use application

    Downstream process integration

    • Added at dispersion or grind stage in high-shear mixers before blend with varnishes, additives, and solvents for ready-to-print ink batches

    Final product types

    • Food packaging substrates (flexo-gravure)
    • Industrial label films
    • Flexible packaging film inks
    • Decorative paper and laminates

    3. Plastics Coloring for Engineering Polymers

    Compounders and masterbatch producers rely on Pinacryptol Yellow to impart durable yellow shades to high-performance plastics, including polycarbonate, polystyrene, polyolefins, and engineering resins. Its consistent color strength and high thermal stability permit melt processing even at elevated temperatures typical of injection molding and extrusion lines. This pigment must withstand outdoor exposure, with minimal color shift during polymer processing. Process engineers monitor pigment dispersion to prevent streaking and optimize opacity in end-use plastic parts.

    Industry compliance standards

    • UL 94 Plastic Flammability Standard (for pigment additives in plastics)
    • FDA 21 CFR 178.3297 (Pigment Additives for Polyolefins; indirect food contact)
    • RoHS Directive (2011/65/EU) for electronics housings
    • ISO 4892-2 (Plastics—Methods of exposure to laboratory light sources)

    Typical usage ratio

    • 0.05–2% pigment by weight in masterbatches, adjusted per polymer type, wall thickness, and UV-stability needs

    Downstream process integration

    • Incorporated during twin-screw extrusion to form color concentrates; later dry-blended or dosed into virgin polymer at part manufacturing stage

    Final product types

    • Outdoor equipment housings
    • Electronic device covers
    • Automotive interior/exterior components
    • PVC window and profile extrusions

    4. Synthetic Fiber Dope Dyeing

    Producers of specialty synthetic fibers, such as polyamide and polyester, use Pinacryptol Yellow via dope dyeing (solution dyeing) to achieve deeply colored, lightfast fibers. The pigment disperses directly in molten polymer, offering uniform hue and fading resistance across every batch. Textile and technical fiber manufacturers integrate this pigment for high-visibility apparel, automotive seat fabrics, and specialty industrial yarns, meeting stringent demands for wash and light fastness.

    Industry compliance standards

    • Oeko-Tex Standard 100 (Product Class I–IV)
    • ISO 105-B02 (Textiles—Tests for color fastness to artificial light)
    • REACH Annex XVII for restricted substances in textiles
    • AFIRM Group RSL guidance for chemical use in synthetic fibers

    Typical usage ratio

    • 0.1–1.2% pigment by weight in polymer melt; dosed according to fiber linear density, cross-section, and application

    Downstream process integration

    • Pigment introduced at the melt spinning stage, mixed with polymer chips or pellets prior to extrusion through spinnerets

    Final product types

    • Flame-retardant workwear fibers
    • Automotive upholstery yarns
    • Outdoor technical textiles
    • Industrial sewing threads

    5. Industrial Paints for Heavy Machinery

    Paint and coatings manufacturers select Pinacryptol Yellow for formulations used on construction, agricultural, and mining equipment, where color durability and chemical resistance remain critical under harsh operating environments. These paints require pigments that deliver opacity over bare metal, resist fading from prolonged UV exposure, and maintain gloss after repeated cleaning or chemical contact. Plant chemists utilize this pigment for single-coat and two-component polyurethane or alkyd systems, ensuring high visibility and long-term asset protection.

    Industry compliance standards

    • ISO 12944-5 (Paint Systems for Corrosion Protection of Steel Structures)
    • ASTM D3359 (Standard Test Methods for Measuring Adhesion by Tape Test)
    • Directive 2004/42/EC (VOC content limits in vehicle repaint coatings)
    • ANSI Z535.1 (Safety Color Code, for machinery marking)

    Typical usage ratio

    • 0.7–6% pigment by weight in finished paint; values depend on base resin, film build, and mandated safety color standards

    Downstream process integration

    • Pigment introduced in sand mill dispersion before letdown with binder, followed by filtration and blending into finished paint batch

    Final product types

    • Construction machinery coatings
    • Farm equipment paints
    • Industrial safety marking paints
    • Mining vehicle exterior finishes
    Free Quote

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    Certification & Compliance
    More Introduction

    Understanding Pinacryptol Yellow: A Behind-the-Scenes Perspective

    Real-life Experience with Pinacryptol Yellow

    Every batch of Pinacryptol Yellow leaving our site carries the marks of careful stewardship, technical understanding, and years of quiet refinement. Sometimes known by its pigment number, PY-1, this product has earned a place in both established and evolving applications. Anyone watching pigment trends in coatings or ink systems probably recognizes Pinacryptol Yellow for its warmth and staying power. Our own work with this pigment tracks the shifts in customer needs, regulatory frameworks, and what’s possible at scale.

    Producing Pinacryptol Yellow is not a one-size-fits-all affair. There’s chemistry behind every grain—the core of the molecule gives this pigment a sharp, vibrant yellow tone, and slight changes in the synthesis or processing can yield subtle variations in hue or performance. Formulators tend to gravitate toward its clarity in aqueous or solvent-based systems. Our production team keeps close tabs on crystallinity and surface area because these parameters influence not just the intensity but also the stability in finished goods. We see inks makers select Pinacryptol Yellow when they want a pigment that stands out in flexo and gravure processes without drifting under light or heat.

    Years of mixing and sampling in the lab taught us that Pinacryptol Yellow carves out a niche in European and Asian markets for food packaging inks. It meets regulations with proper purification and demonstrates low migration, two qualities that often demand adjustments to synthetic and post-treatment steps. Some pigment manufacturers chase high tint strength; others focus on stabilizing particle size, especially for liquid ink or dispersions. We keep our process tight to trade off between strength and dispersibility. Poor control here leads to subpar prints or unacceptable settling during storage.

    What Sets Pinacryptol Yellow Apart

    Not every yellow pigment can take on the tasks assigned to Pinacryptol Yellow. Traditional organics with a similar color space—think Diarylide Yellows or Azo compounds—often drift under heat or give up stability in acidic environments. We regularly compare our material to classical color index entries, and Pinacryptol Yellow shows fewer problems with migration and lightfastness in finished coatings, particularly when formulating for packaging and publication markets.

    In our own trials, this pigment resists blooming or bleeding in exterior sign and label applications. Its bright shade leans toward greenish yellow with a clean finish, which continues to be a standard in traffic paints. Unlike some cheaper benzimidazolone yellows or modified monoazo pigments, Pinacryptol Yellow responds well to high-energy mixing and contrasts more strongly against white or transparent bases.

    A common question from buyers involves the difference between Pinacryptol Yellow and lower-cost yellow pigments. Consider chroma and resistance properties: cutting corners on synthesis or surfactant selection leads to off-shades, loss of tinting strength, or even negative reactivity in multi-pigment blends. Over time, we've seen a few migrations to alternatives—often reversed once fade resistance and process stability come under scrutiny. The reality is, Pinacryptol Yellow’s synthesis produces a planar molecular structure, and keeping impurities out means precise handling at every stage. This translates directly into real-color performance and shelf life.

    Insights into Quality, Consistency, and End Uses

    We think about our product in terms of fit for use. For flexo and gravure printers, Pinacryptol Yellow’s fine dispersion pays off in sharper print edges and higher throughput. In plastic coloration, stability under processing temperatures counts; melt processing rates and oil absorption are monitored for every lot, because failure here runs up costs for downstream users. Art supply manufacturers choose this pigment for both student and professional-grade products due to its consistent grind and color purity, which remains true after drying.

    Printing ink producers need more than a yellow pigment that looks good on a swatch card. They need predictable behavior at press speeds, smooth transfer, and coverage without caking up the anilox or plate. Our own quality and technical staff track feedback from longtime ink and coating customers. They mention fewer problems with foaming, sediment, or reprocessing when paints are based on our Pinacryptol Yellow. It’s important to note that every market brings its own challenges—Japanese and South Korean customers, for instance, often request modified surface treatments to boost dispersibility, while European converters look for the lowest possible extractable levels to meet stringent food packaging standards.

    Our history with Pinacryptol Yellow includes plenty of debate on shade variations. Some customers ask for a slight golden undertone, especially for decorative finishes. Others want strict conformity to a set standard. Balancing these demands calls for seasoned technical staff. There’s a practical side here: we run small pilot batches alongside main production lots to check for tinctorial strength, oil absorption, and purity. Any drift in the process can lead to time loss or, worse, a shipment that’s off-spec by the time it lands at the customer's plant.

    Addressing Industry Concerns: Safety and Compliance

    Modern pigment production doesn’t take place in a vacuum. Demands change as safety regulations shift. Our Pinacryptol Yellow meets REACH and many local registration requirements because our internal controls begin at sourcing. There’s no room for shortcuts; testing runs from incoming raw material through final inspection, including screening for heavy metals and aromatic amines. Process water and waste streams get constant monitoring, with upgrades to containment and treatment as needed to stay ahead of regulatory demands.

    Transparency builds trust with product users. Coatings producers and packaging firms ask for detailed composition profiles and migration test data. We provide them, drawn from both our in-house lab and outside accredited facilities. The chemical structure of Pinacryptol Yellow keeps it out of concern lists for food-related applications when made right, and recurring audits make sure that status doesn’t slip.

    Technical Choices Behind Processing and Formulation

    Every kilogram of pigment involves choices: crystallization rates, filter media, surfactant blends for proper wetting, the right dryer conditions. Getting them right makes the pigment easier to handle downstream. For Pinacryptol Yellow, we use a tight particle size band, balancing color strength with reasonable viscosity in mill bases. Sometimes a customer wants a steeper grind, so we work to reduce hard-agglomerate content that punishes their bead mills. There’s little romance in pigment manufacture, just practical know-how gained through solving real problems.

    Formulators sometimes find small differences between our product and material from older capacity lines. Inks or coatings that demand ultra-fine dispersions show the advantages of our post-finishing steps—each stage strips out fines, bringing color values within a narrow tolerance. Those who process bulk or high-speed batches see fewer complications in dosing and blending because we keep moisture and residual salts low. We built up our testing suite around feedback from coating and ink makers, whose pain points—like foaming, dust-off, or incomplete milling—translated into changes in our process.

    Environmental Footprint: Waste, Water, and Recovery

    As with any complicated chemical process, managing environmental footprint calls for constant vigilance. The chemistry of Pinacryptol Yellow doesn’t allow shortcuts. Wastewater from yellow pigment synthesis contains salts and byproducts that must be neutralized. Some years back, we upgraded our treatment setup, cycling wash water and solvents through multi-stage filtration before discharge or reuse. These upgrades didn’t pay off right away; reducing waste means committing capital and time up front, but the payoff comes in regulatory compliance and cleaner process cycles.

    Local stakeholders and environmental managers track the output of every batch. Assembly-line style processes let us reuse raw components and recycle more energy, cutting emissions and water use year after year. It isn’t perfect—there are always tradeoffs between yield and resource input—but we see clear environmental gains by enforcing stricter loss controls and by reworking waste pigments back into feed. Over the past decade, our region has rolled out stricter environmental oversight. This pushed us to tighter controls earlier than some, so the basics of green chemistry—higher yield, cleaner effluent, safer labor conditions—play out in our daily routines.

    The Role of Pinacryptol Yellow in Modern Markets

    Today’s buyers, especially those supplying regulated sectors like packaged food, childcare goods, or export-bound coatings, look deeper than color swatch and price. They need reassurance about purity, safety, and reliability in global supply chains. Our technical and regulatory staff work with customers at the formulation stage, helping them target applications that suit Pinacryptol Yellow’s asset profile. Multinational firms ask for regional compliance breakdowns, import document support, and traceability back to raw materials. These requests reflect rising due diligence across industries, not just in pigments.

    It surprises some to learn that a pigment built for brilliance and longevity needs continual adjustment. As packaging standards tighten—especially for low-migration inks or coatings exposed to direct skin contact—we dial in pre-filtration, extra washing, and better in-process removal of trace organics. Succeeding at this means more than compliance on paper; it means ongoing training, tighter vendor oversight, and routine investment in lab and field-testing gear. Behind each approval certificate stands a workforce skilled at seeing flaws before they become costly recalls.

    Responding to Shift in Customer Demands

    Pinacryptol Yellow saw a jump in demand as packaging migrated from plastics to renewable pulp and fiber-based substrates. That shift brought its own headaches: pigment systems that work well on polyolefin films may settle or show poor wetting on cellulose-based materials. Our R&D team works with converters and press operators to match dispersant blends that maximize transfer and reduce print defects. Cost remains a sticking point. Some buyers chase the lowest price-per-kilo, only to face problems with print rub resistance or transfer after shipment. That’s where our value proposition—consistent hue, high resistance, good processability—shows an edge over commodity variants.

    On the flip side, print and packaging houses look for rapid solution cycles. During a shortage or logistic snag, we coordinate multi-modal shipments, buffer stocks, and local batch matching to keep lines running. Our inside teams pull shipment grab samples as part of regular audits, so recall rates stay low and resolution times short when an issue comes up. Continuous feedback loops from customers, operators, and relevant technical partners allowed us to push Pinacryptol Yellow into wider use—sometimes in markets once reliant on heavy-metal or lead chromate pigments, which are now facing phase-out across regulatory boards.

    Looking Ahead: Sustainable Coloring and Ongoing Innovation

    The chemical landscape keeps evolving. Expectations for pigment performance—low VOC, high coverage, food-contact approval—keep rising. Pinacryptol Yellow’s core chemistry gives it resilience, but market leadership depends on refinement. We continue to explore waterborne pigment concentrates, new dispersant chemistries, and better end-use compatibility in biodegradable and recycled substrates. There is pressure to cut down environmental burden from start to finish, so our formulation lab tests new ingredients to further reduce total organic and rinse-off residues.

    Industry partnerships bring new insight. Academic work on pigment microstructure helps us design more stable, efficient products. Sometimes, unexpected improvements come from addressing familiar headaches—precipitate formation in cold storage, pigment float in fast-drying inks, or color drift after UV curing. Every problem examined and solved feeds back into production improvements. Feedback from printer operators, paint mixers, and even packaging line techs feeds into our product releases and annual reviews. These internal discussions—still rooted in shop-floor feedback—steer the evolution of every Pinacryptol Yellow shipment. Staff take pride in small improvements like a tighter particle band, a cleaner press wash, or a faster dispersibility check.

    We monitor feedback and complaints with care. A pigment’s reputation grows item by item, not just through marketing copy but through real-world performance. Our technical support team logs application photos, batch records, and adjustment notes. Problems raised in one region sometimes preempt issues elsewhere. Continuous communication between production and customer service means that questions get met with clear, factual responses—not vague reassurances.

    Summing up what matters, our process for making Pinacryptol Yellow reflects years of learning and adaptation. It’s shaped by ongoing customer feedback, rising safety standards, and new opportunities for color development. Every pigment shipment carries the weight of past lessons, process changes, and direct experience. Crafting it well is a task that goes beyond routine manufacturing—it’s an evolving practice tuned by those who actually make, test, and use the product.